All Wiring Diagrams for Lexus HS 250h 2010

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 3) for Lexus HS 250h 2010

List of elements for Automatic A/C Wiring Diagram (1 of 3) for Lexus HS 250h 2010:

(in front of radiator) cooler (ambient temperature sensor) thermistor
(right rear of engine compt) a/c pressure sensor
A/c amplifier assembly (center of dash)
A/c fuse 10a
A53
Blw
C29
Canh
Canl
Combination switch assembly
Computer data lines system
Cooler (room temperature sensor) thermistor
Defogger system
Eco mode switch
Econ
Ecu-b3 fuse 10a
Engine room r/b (left side of engine compt)
F3 (center of dash)
F47
Gnd
Hot at all times
Hot w/ ig1 1 relay energized
Hrly
Ig+
Instrument panel j/b (left side of dash)
Ion generator assembly (left side of dash)
J/b f95 (center of dash)
J/c f94 (left side of dash)
J/c f99 (right side of dash)
Light control sensor (upper right side of dash)
Lin1
Pcd1
Pcd2
Pnk
Red
S5-3
S5-4
Sg-1
Sg-2
Sg-4
Sg-7
Sw 2
Swr1
Swr2
Tam
Tsd
Tsl
Tsp
Tsr

Automatic A/C Wiring Diagram (2 of 3) for Lexus HS 250h 2010

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List of elements for Automatic A/C Wiring Diagram (2 of 3) for Lexus HS 250h 2010:

(center of dash) cooler blower assembly
(left front of engine compt) a1
+b1
A/c inverter compressor assembly (right front of engine compt)
A/c w/p relay
A2 (left front of engine compt)
A58
Acpb
Acpe
C1 (upper rear of engine)
C26
C28
Canh
Canl
Clk
Computer data lines system
Cooling fan ecu (front of engine compt)
Cooling fan motor 1 (front center of engine compt)
Cooling fan motor 2 (front center of engine compt)
Din
Dout
E.f.i. engine coolant temperature sensor (rear of cylinder head)
Engine room r/b (left side of engine compt)
Ethw
Eti
F3 (center of dash)
Fan relay
Gnd
Hot at all times
Htr fuse 50a
Hybrid vehicle control ecu (left side of engine compt)
Ig1
Inverter assembly w/ converter (left front of engine compt)
Ite
J/c a50 (left side of dash)
M+(m)
M+(s)
M-(m)
M-(s)
Pnk
Rdi fuse 40a
Red
Rfc1
Stb
Stbi
Thw
Z29
Z30

Automatic A/C Wiring Diagram (3 of 3) for Lexus HS 250h 2010

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List of elements for Automatic A/C Wiring Diagram (3 of 3) for Lexus HS 250h 2010:

(left rear of engine compt) heater water pump assembly
(left side of dash) diode (water pump)
(w/o navigation) multi- display
A/c 2 fuse 10a
A/c amplifier assembly (center of dash)
A/c blower assembly (lower center of dash)
A/c evaporator temperature sensor
A3 (right front of engine compt)
A5 (left side of engine compt)
A56
B bus
Blower motor control
Blwh
Bus
Bus g
C26
Connector housing color (black)
Connector housing color (green)
Connector housing color (red)
Damper servo motor (fresh/recirculation)
Damper servo motor (mode control)
Damper servo motor left (air mix)
Damper servo motor right (air mix)
Ecu-ig 2 fuse 10a
F3 (center of dash)
F48
F73
Gnd
Hot all all times
Hot w/ ig1 1 relay energized
Instrument panel j/b (left side of dash)
J/c f99 (right side of dash)
Plsm
Pre
Ra/c
Rear cooler switch
Red
Rlin
Sga
Swe
Tea

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram (1 of 3) for Lexus HS 250h 2010

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List of elements for Anti-lock Brakes Wiring Diagram (1 of 3) for Lexus HS 250h 2010:

(below center console) yaw rate sensor assembly
(center of dash) j/c f95
(right side of dash) j/c a52 & a53
(right side of dash) j/c f99
A1 (left front of engine compt)
A52
A53
Acc
B13
C11
C12
C13
Canh
Canl
Computer data lines system
Csw
Cty
D35
Essi
F3 (center of dash)
Fr+
Fr-
Gnd
Hot at all times
Hot in on or start
Hzri
Ig1
Ig2
Ign fuse 10a
Instrument panel j/b (left side of dash)
Interior lights system
J/c a50 (left side of dash)
J/c f94 (left side of dash)
J/c f96 (right side of dash)
J/c f99 (right side of dash)
J/c l40 (left quarter panel)
J/c m19
Left front door courtesy switch assembly (left "b" pillar)
Left rear speed sensor (left rear wheel)
M1 (right rear door)
Mri1
Mri2
Out
Pnk
Red
Right rear speed sensor (right rear wheel)
Rl+
Rl-
Rr-
Skid control ecu assembly (left side of engine compt)
Stop fuse 10a
Stop light control relay assembly (left side of dash)
Stop light switch assembly (above brake pedal, on bracket)
Stp
Stp2
Stpo
Vsc off switch

Anti-lock Brakes Wiring Diagram (2 of 3) for Lexus HS 250h 2010

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List of elements for Anti-lock Brakes Wiring Diagram (2 of 3) for Lexus HS 250h 2010:

(behind left side of dash) skid control buzzer assembly
(left side of dash) j/c f94
(left side of dash) turn signal flasher assembly
A37
A40
A44
Bat
Brake ind
Buzzer
C18
Canh
Canl
Combination meter
Computer data lines system
Drive ic
Driver
Ecu- ig 1 fuse 10a
Ecu-b fuse 7.5a
Engine room r/b (left side of engine compt)
Ess
F1 (left side of dash)
F3 (center of dash)
Haz
Hot at all times
Hot in on or start
Ig1
Ig2
Ind abs
Ind vsc off
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Met fuse 7.5a
Multi information display
Pnk
Red
Slip ind
Steering sensor (steering column)

Anti-lock Brakes Wiring Diagram (3 of 3) for Lexus HS 250h 2010

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List of elements for Anti-lock Brakes Wiring Diagram (3 of 3) for Lexus HS 250h 2010:

(left front of engine compt) a2
(right front of engine compt) a3
A1 (left front of engine compt)
A2 (left front of engine compt)
A3 (right front of engine compt)
A4 (right front of engine compt)
A45
A46
Abs main 1 fuse 20a
Abs main 2 fuse 7.5a
Abs mtr 1 fuse 30a
Abs mtr 2 fuse 30a
Brake booster pump assembly
Brake fluid level warning switch (on brake master cylinder reservoir sub-assembly)
Brake pedal stroke sensor assembly (above brake pedal)
C20
Ca1h
Ca1l
Ca2h
Ca2l
Canh
Canl
Computer data lines system
Engine room r/b (left side of engine compt)
Exo
Fl+
Fl-
Gnd
Gnd2
Gnd3
Gnd4
Gnd5
Gnd6
Hot at all times
Instrument panel j/b (left side of dash)
J/c a53 (right side of dash)
Lbl
Left front speed sensor (left front wheel)
Main body ecu
Mr01
Mr02
Parking brake switch assembly (parking brake assembly)
Pkb
Pnk
Red
Right front speed sensor (right front wheel)
Rr+
Skg
Skid control ecu assembly (left side of engine compt)
Sks
Sks1
Sks2
Stp
Vcsk

ANTI-THEFT

Forced Entry Wiring Diagram (1 of 5) for Lexus HS 250h 2010

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List of elements for Forced Entry Wiring Diagram (1 of 5) for Lexus HS 250h 2010:

(left side of engine compt) a5
(left side of engine compt) engine room j/b
(right side of dash) transmission control ecu assembly
A/c fuse 10a
A2 (left front of engine compt)
A35
A37
A44
Act+
Act-
Actd
Actg
Altb
B10
Batt
Becu
Bk/dr relay
Bma
Bzr
C18
C23
C28
C32
D dr unlock relay
D/l relay
D/l source relay
D11
D12
D25
Detection unlock
Door 1 fuse 25a
Door 2 fuse 25a
Dr unlock relay
Ecu-b fuse 7.5a
Engine room r/b (left side of engine compt)
F1 (left side of dash)
G14
G22
Gnd1
Gnd2
Headlights system
Hl4
Hlpl
Hlpr
Horns system
Hot at all times
Hot in on or start
Hrly
Hrnh
Hrnl
Ig1
Instrument panel j/b (left side of dash)
Integration relay
J/b f94 (left side of dash)
J/c a50 (left side of dash)
L1 (left rear "c" pillar)
Left front door w/ motor lock assembly
Left rear door w/ motor lock assembly
Lgcy
Lock key
Lsfl
Lsfr
Lsr
Lswr
Main body ecu
Met fuse 7.5a
P/i 2 fuse 40a
Pcn
Pcnt
Pnk
Red
Shift control actuator assembly (left front of engine compt)
Tr+
Ul3
Unlock key
Wireless door lock buzzer (left rear of engine compt)

Forced Entry Wiring Diagram (2 of 5) for Lexus HS 250h 2010

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List of elements for Forced Entry Wiring Diagram (2 of 5) for Lexus HS 250h 2010:

Am2 fuse 7.5a
B11
B13
B17
B18
B31
Bcyl
Buzzer
Canh
Canl
Combination meter
Computer data lines system
Engine room r/b (left side of engine compt)
Exterior lights system
F3 (center of dash)
Flcl
Flcy
Frcl
Frcy
Fspt
Haz
Hot at all times
Instrument panel j/b (left side of dash)
Interior lights system
J/b f94 (left side of dash)
J/c f96 (right side of dash)
J/c m19
L2 (left rear luggage compt)
Lcty
Left front door courtesy switch (left "b" pillar)
Left rear door courtesy switch (left "c" pillar)
Luggage compartment door lock assembly
Luggage electrical key switch
M1 (right rear door)
Main body ecu
Master warning ind
Multi information display
Pnk
Rcty
Red
Right front door courtesy switch
Right front door w/ motor lock assembly
Right rear door courtesy switch
Right rear door w/ motor lock assembly
Tkul

Forced Entry Wiring Diagram (3 of 5) for Lexus HS 250h 2010

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List of elements for Forced Entry Wiring Diagram (3 of 5) for Lexus HS 250h 2010:

(right side of dash) power management control ecu
Accd
Agnd
Am21
Am22
Ca2h
Ca2l
Ca3n
Ca3p
Caih
Cail
Code
Computer data lines system
F1 (left side of dash)
F51
F52
Gnd
Gnd2
Ig1d
Ig2d
Inds
Indw
J/b a53 (right side of dash)
J/c f94 (left side of dash)
J/c f97 (left side of dash)
Lin2
Pnk
Power distribution system
Power switch
Ppos
Rdy
Red
Spd
Ss1
Ss2
Ssw1
Ssw2
St2
Stop light switch assembly (above brake pedal, on bracket)
Stp1
Swil
System distribution power
Transponder key coil
Txct
Vc5

Forced Entry Wiring Diagram (4 of 5) for Lexus HS 250h 2010

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List of elements for Forced Entry Wiring Diagram (4 of 5) for Lexus HS 250h 2010:

(center of dash) f3
A14
A23
A58
Ant1
Ant2
C11
C39
Canh
Canl
Cg7b
Clg4
Clg7
Clgb
Computer data lines system
D fr door fuse 25a
Engine room r/b (left front of engine compt)
F1 (left side of dash)
Gnd
Hot at all times
Hot in on or start
Hybrid vehicle control ecu (left side of engine compt)
Ign fuse 10a
Indoor luggage compartment electrical key oscillator (left front of luggage compt)
Instrument panel j/b (left side of dash)
J/b a51 (left side of dash)
J/c f94 (left side of dash)
J/c f97 (left side of dash)
Lock
Luggage door opening cancel switch assembly
Main body ecu
Pnk
Ppos
Rdy
Rear indoor electrical key oscillator (left quarter panel)
Red
Right front door outside handle assembly
Right front power window regulator switch assembly
S-horn fuse 10a
S-horn relay
Security horn assembly (right rear of engine compt)
Sens
St2
Stop fuse 10a
Tmsw f7
Trg+
Un lock

Forced Entry Wiring Diagram (5 of 5) for Lexus HS 250h 2010

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List of elements for Forced Entry Wiring Diagram (5 of 5) for Lexus HS 250h 2010:

(center console) front indoor electrical key oscillator
(center of dash) f3
(left side of dash) f1
(right side of dash) j/c f96
12v
A1 (left front of engine compt)
A27
Agnd
Ant
Ant1
Ant2
Asel
B27
C35
C38
Canh
Canl
Certification ecu assembly (right side of dash)
Cg1b
Cg2b
Cg5b
Cg6b
Cg7b
Cg8b
Clg1
Clg2
Clg3
Clg5
Clg6
Clg7
Clg8
Clgb
Code
Computer data lines system
Control circuit
Cspt
Cutb
Data
Dim
Door control receiver (left rear quarter panel)
Door control receiver 2 (right rear luggage compt)
Door lock switch
Door unlock switch sub-assembly
Drl
Ecu-b2 fuse 7.5a
Engine hood courtesy switch assembly
Engine room r/b (left side of engine compt)
F1 (left side of dash)
F49
F50
Gnd
Hcty
Headlights system
Hmw+
Hot at all times
Hwm-
Ile
Ind
Instrument panel j/b (left side of dash)
Integration control & panel assembly
Interior lights system
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f99 (right side of dash)
J/c m19
L2 (left rear luggage compt)
Left front door outside handle assembly
Lin
Lin2
Lock
M1 (right rear door)
Main body ecu
Multiplex network master switch assembly
Nca
Outside luggage electrical key antenna
Pnk
Pos1
Pos2
Rco
Rda
Red
Rssi
Security ind light
Sen1
Sen2
Sens
Slf+
Swil
Trg+
Tsw1
Tsw2
Tsw5
Txct
Ul1
Unlock
Vc5

Immobilizer Wiring Diagram for Lexus HS 250h 2010

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List of elements for Immobilizer Wiring Diagram for Lexus HS 250h 2010:

A36
A58
Canh
Canl
Certification ecu assembly (right side of dash)
Computer data lines system
Ecu-b2 fuse 7.5a
Efii
Efio
Engine room r/b (left side of engine compt)
F3 (center of dash)
F50
F52
Gnd
Hot at all times
Hybrid vehicle control ecu (left side of engine compt)
Id code box (left side of dash)
Imi
Imo
J/c f94 (left side of dash)
J/c f96 (right side of dash)
J/c f99 (right side of dash)
Lin
Lin 2
Lin1
Power management control ecu (right side of dash)
Red
Transmission control ecu assembly (right side of dash)

BODY CONTROL MODULES

Body ECU Wiring Diagram (1 of 2) for Lexus HS 250h 2010

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List of elements for Body ECU Wiring Diagram (1 of 2) for Lexus HS 250h 2010:

(left side of dash) f1
A27
A47
Acan
Acc
Act+
Act-
Actd
Actg
Altb
Amr
B11
B13
B17
B18
B27
B31
Becu
Bzr
C18
C20
C23
C32
C35
C38
C39
Cann
Canp
D25
D26
Dmdr
Dmon
Door 1 fuse 25a
Door locks system
Drl
Ecu-acc fuse 10a
Ecu-ig 1 fuse 10a
Exterior lights system
F109
F119
F120
F121
F122
F3 (center of dash)
F84
F85
F86
Ffgo
Flcy
Frcl
Frcy
Fspt
Gnd1
Gnd2
Gsw
Hcty
Hdlo
Headlights system
Hot at all times
Hot in on or acc
Hot in on or start
Hrly
Ile
Instrument cluster system
Instrument panel j/b (left side of dash)
Interior lights system
J/c f84, f85, f86, f119, f120, f121 & f122 (center of dash)
J/c f95 (center of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Left outer mirror control ecu assembly (left front door)
Left position control ecu & switch assembly (left side of seat)
Lin2
Llew
Lsr
Lswr
Main body ecu (left side of dash)
Memory systems
Mile
Mirb
Mire
Mirs
Multiplex tilt & telescopic ecu (center console)
Navigation system
Pkb
Pnk
Power windows system
Red
Ret
Right outer mirror control ecu assembly (right front door)
Rlew
St-plug
T10
Tire pressure warning ecu (right side of dash)
Tmsw
Tr+
Trly
Trunk, tailgate, fuel doors system
Wiper/washer system

Body ECU Wiring Diagram (2 of 2) for Lexus HS 250h 2010

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List of elements for Body ECU Wiring Diagram (2 of 2) for Lexus HS 250h 2010:

A36
A54
A55
A91
Air bag sensor assembly (lower center of dash)
Bcly
Ca1h
Ca1l
Canh
Canl
Certification ecu assembly (right side of dash)
Cltb
Clte
Clts
Combination meter
Cspt
Data link connector 3 (behind lower left side of dash)
Dim
Display & navigation module display (w/ navigation) (center of dash)
Door locks system
Driving support ecu assembly (right side of dash)
Ecu-b fuse 7.5a
Engine room r/b assembly (left side of engine compt)
Exterior lights system
F108
F30
F34
F52
F58
F89
F90
F91
F92
Ffog
Flcl
Haz
Head
Headlight swivel ecu assembly (right side of dash)
Headlights system
Hot at all times
Hybrid vehicle control ecu assembly (left side of engine compt)
Interior lights system
J/c a50 (left side of dash)
J/c a54 & f91 (left side of dash)
J/c a55 & f92 (right side of dash)
J/c f89 & f90 (center of dash)
Lcty
Lgcy
Lsfl
Lsfr
Main body ecu (left side of dash)
Pnk
Power management control ecu (right side of dash)
Power tops system
Rcty
Red
Rev
Seat belt control ecu (right side of dash)
Skid control ecu assembly (left side of engine compt)
Slf+
Tail
Tkul
Transmission control ecu assembly (right side of dash)
Trunk, tailgate, fuel doors system
Ul1
Ul3

Integration Control and Panel Wiring Diagram for Lexus HS 250h 2010

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List of elements for Integration Control and Panel Wiring Diagram for Lexus HS 250h 2010:

(center of dash) f3
A37
A40
Air conditioning system
Anti-theft system
C18
Ecu- ig 1 fuse 10a
Ecu-b fuse 7.5a
Engine room r/b (left side of engine compt)
Exterior lights system
Gnd
Haz
Hot at all times
Hot in on or start
Ig+
Ill+
Ill-
Instrument panel j/b (left side of dash)
Integration control & panel assembly
Interior lights system
J/c a50 (left side of dash)
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f99 (right side of dash)
Lin1
Pnk
Red

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram (1 of 3) for Lexus HS 250h 2010

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List of elements for Computer Data Lines Wiring Diagram (1 of 3) for Lexus HS 250h 2010:

(center of dash) dcm (telematics transceiver)
(center of dash) j/c f88
(left side of front passenger seat) occupant detection ecu
A27
A41
A52
A53
A54
B36
Bat
Canh
Canl
Cann
Canp
D26
Data link connector 3 (behind lower left side of dash)
Dia
F109
F119
F120
F121
F122
F3 (center of dash)
F38
F84
F85
F86
Headlight swivel ecu assembly (w/ automatic high beam) (right side of dash)
Hot at all times
Inner rear view mirror assembly
Instrument panel j/b (left side of dash)
J/c a52 & a53 (right side of dash)
J/c f84, f85, f86, f119, f120, f121 & f122 (center of dash)
J/c f95 (center of dash)
J/c f96 (right side of dash)
J/c f99 (right side of dash)
Left front power window regulator motor assembly
Left outer mirror control ecu assembly (left front door)
Left position control ecu & switch assembly (left side of seat)
Left rear power window regulator motor assembly
Lin
Lin1
Lin2
Lvl
Main body ecu (left side of dash)
Mpx1
Multiplex network master switch assembly
Multiplex tilt & telescopic ecu (center console)
Obd fuse 7.5a
Pnk
Prst
Red
Rh+
Right front power window regulator motor assembly
Right outer mirror control ecu assembly (right front door)
Right rear power window regulator motor assembly
S14
Sil
Sliding roof control ecu (front center of roof)
St-plug
T10
Tac
Tire pressure warning ecu (right side of dash)

Computer Data Lines Wiring Diagram (2 of 3) for Lexus HS 250h 2010

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List of elements for Computer Data Lines Wiring Diagram (2 of 3) for Lexus HS 250h 2010:

(front of engine compt) millimeter wave radar sensor assembly
(front of rearview mirror) lane recognition camera sensor assembly
(left side of dash) j/c f123
(right side of dash) certification ecu assembly
(right side of dash) driver monitor ecu assembly
(right side of dash) driving support ecu assembly
(right side of dash) seat belt control ecu
(right side of dash) transmission control ecu assembly
A36
A54
A58
Ca1h
Ca1l
Ca1n
Ca1p
Ca2h
Ca2l
Can+
Can-
Canh
Canl
F108
F50
F89
F90
F91
Hybrid vehicle control ecu (left side of engine compt)
J/c a54 & f91 (left side of dash)
J/c f89 & f90 (center of dash)
J34
Lin
Pnk
Red
Skid control ecu assembly (left side of engine compt)
Tach

Computer Data Lines Wiring Diagram (3 of 3) for Lexus HS 250h 2010

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List of elements for Computer Data Lines Wiring Diagram (3 of 3) for Lexus HS 250h 2010:

(center of dash) a/c amplifier assembly
(center of dash) j/c f89 & f88
(left side of dash) id code box
(left side of dash) power steering ecu assembly
(right side of dash) j/c f96
(right side of dash) power management control ecu
A55
Air bag sensor assembly (lower center of dash)
Atx+
Atx-
Ca1h
Ca1l
Ca2h
Ca2l
Ca3n
Ca3p
Canh
Canl
Clearance warning ecu assembly (right side of dash)
Clock assembly
Combination meter
Display & navigation module display (w/ navigation) (center of dash)
F106
F30
F31
F33
F34
F47
F52
F53
F66
F69
F72
F79
F80
F82
F88
F89
F92
Integration control & panel assembly
J/c a55 & f92 (right side of dash)
J/c f96 (w/ navigation) (right side of dash)
Lin1
Lin2
Meter mirror sub-assembly (if equipped)
Mpx1
Mpx2
Multi-display
Multi-media interface ecu assembly (center console)
Parking assist ecu (right side of dash)
Pnk
Radio receiver sub-assembly (w/o navigation)
Red
Steering sensor (steering column)
Stereo component amplifier assembly (below right front seat)
Tx+
Tx-
Tx1+
Tx1-
Tx2+
Tx2-
Tx3+
Tx3-
Tx4+
Tx4-
Txm+
Txm-
W/ navigation
W/o navigation
Yaw rate sensor (below center console)

COOLING FAN

Cooling Fan Wiring Diagram for Lexus HS 250h 2010

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List of elements for Cooling Fan Wiring Diagram for Lexus HS 250h 2010:

(left front of engine compt) a1
(left side of
(left side of dash) j/c f94
+b1
A/c amplifier assembly (center of dash)
A/c pressure sensor (right rear of engine compt)
A2 (left front of engine compt)
A58
C26
C28
Canh
Canl
Computer
Computer data lines system
Control ecu
Cooling fan ecu (front of engine compt)
Cooling fan motor 1 (front center of engine compt)
Cooling fan motor 2 (front center of engine compt)
Data lines
E.f.i. engine coolant temperature sensor (rear of cylinder head)
Ecu-ig 2 fuse 10a
Engine compt)
Engine room r/b (left side of engine compt)
Ethw
F47
F48
Fan relay
Hot at all times
Hot w/ ig1 1 relay energized
Hybrid vehicle
Instrument panel j/b (left side of dash)
M+(m)
M+(s)
M-(m)
M-(s)
Pnk
Pre
Rdi fuse 40a
Red
Rfc1
S5-3
Sg-2
System
Thw
Z29
Z30

CRUISE CONTROL

Cruise Control Wiring Diagram, with Dynamic Radar Controls (1 of 2) for Lexus HS 250h 2010

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List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (1 of 2) for Lexus HS 250h 2010:

(right side of dash) j/c f96
A2 (left front of engine compt)
A44
Accelerator pedal sensor assembly (upper left side of dash)
B16
C11
C12
C2 (upper rear of engine)
Ca1h
Ca1l
Ca1n
Ca1p
Computer data lines system
Driving support ecu assembly (right side of dash)
Ecu-b fuse 7.5a
Ecu-ig 2 fuse 10a
Engine controls system
Engine room r/b (left side of engine compt)
Epa
Epa2
F1 (left side of dash)
F3 (center of dash)
Gnd
Headlights system
Hot at all times
Hot w/ ig 1 relay energized
Hot w/ ig2 relay energized
Htp
Igb
Igct fuse 30a
Igct relay
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c a51 (left side of dash)
J/c f96 (right side of dash)
J/c f99 (right side of of dash)
Lgnd
Met fuse 7.5a
Millimeter wave radar sensor assembly (front of engine compt)
Navigation system
Pnk
Red
Sgnd
Spsw
Stop fuse 10a
Stop light switch assembly (above brake pedal, on bracket)
Throttle body assembly w/ motor
Vcp2
Vcpa
Vpa
Vpa2
Vta
Vta2
Wash
Wip2
Wiper/washer system
Wnkl
Wnkr

Cruise Control Wiring Diagram, with Dynamic Radar Controls (2 of 2) for Lexus HS 250h 2010

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List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (2 of 2) for Lexus HS 250h 2010:

+b1
+b2
+res
-set
A1 (left front of engine compt)
A3 (right front of engine compt)
A52
A53
A58
Acc
Batt
Buzzer
C2 (upper rear of engine)
C28
Ca1h
Ca1l
Cancel
Canh
Canl
Cchg
Ccs
Combination meter
Computer data lines system
Control distance
Cruise control dynamic radar
Cruise control main switch
Cruise ind
Driver
Eat
Ep1
Ep2
Essi
Exo
F19
F3 (center of dash)
Fl+
Fl-
Fr+
Fr-
Ge01
Gnd
Hybrid vehicle control ecu (left side of engine compt)
Ig2
Ind
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c a51 (left side of dash)
J/c a52 & a53 (right side of dash)
J/c a53 (right side of dash)
J/c f95 (center of dash)
J/c f96 (right side of dash)
J/c f99 (right side of of dash)
J/c l40 (left quarter panel)
J/c m19
Left front speed sensor (left front wheel)
Left rear speed sensor (left rear wheel)
Lgnd
M1 (right rear door)
Mode
Mrel
Multi information display
On-off
Out
Red
Right front speed sensor (right front wheel)
Right rear speed sensor (right rear wheel)
Rl+
Rl-
Rr+
Rr-
Set ind
Skid control ecu assembly (left side of engine compt)
Spiral cable sub-assembly (steering column)
St1-
Steering pad switch assembly
Stop light control relay assembly (left side of dash)
Stp
Stp2
Stpo
Vcp1
Vcp2
Vcta
Vpa
Vpa2
Vta
Vta2
Z33
Z34

Cruise Control Wiring Diagram, without Dynamic Radar Controls (1 of 2) for Lexus HS 250h 2010

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List of elements for Cruise Control Wiring Diagram, without Dynamic Radar Controls (1 of 2) for Lexus HS 250h 2010:

+b1
+b2
A2 (left front of engine compt)
A44
A58
Accelerator pedal sensor assembly (upper left side of dash)
Batt
C1 (upper rear of engine)
C11
C12
C2 (upper rear of engine)
C28
Canh
Canl
Ccs
Computer data lines system
Eat
Ecu-b fuse 7.5a
Engine controls system
Engine room r/b (left side of engine compt)
Ep1
Ep2
Epa
Epa2
Ge01
Hot at all times
Hot w/ ig2 relay energized
Hybrid vehicle control ecu (left side of engine compt)
Igct fuse 30a
Igct relay
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c a51 (left side of dash)
Me01
Met fuse 7.5a
Mrel
Red
St1-
Stop fuse 10a
Stop light switch assembly (above brake pedal, on bracket)
Throttle body assembly w/ motor
Vcp1
Vcp2
Vcpa
Vcta
Vpa
Vpa2
Vta
Vta2

Cruise Control Wiring Diagram, without Dynamic Radar Controls (2 of 2) for Lexus HS 250h 2010

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List of elements for Cruise Control Wiring Diagram, without Dynamic Radar Controls (2 of 2) for Lexus HS 250h 2010:

+res
-set
A1 (left front of engine compt)
A3 (right front of engine compt)
A52
A53
Acc
Buzzer
C2 (upper rear of engine)
Ca1h
Ca1l
Cancel
Canh
Canl
Combination meter
Computer data lines system
Cruise control main switch
Cruise ind
Driver
Essi
Exo
F3 (center of dash)
Fl+
Fl-
Fr+
Fr-
Gnd
Ig2
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c a51 (left side of dash)
J/c a52 & a53 (right side of dash)
J/c a53 (right side of dash)
J/c f95 (center of dash)
J/c f96 (right side of of dash)
J/c f99 (right side of of dash)
J/c l40 (left quarter panel)
J/c m19
Left front speed sensor (left front wheel)
Left rear speed sensor (left rear wheel)
M1 (right rear door)
On-off
Out
Red
Right front speed sensor (right front wheel)
Right rear speed sensor (right rear wheel)
Rl+
Rl-
Rr+
Rr-
Skid control ecu assembly (left side of engine compt)
Spiral cable sub-assembly (steering column)
Stop light control relay assembly (left side of dash)
Stp
Stp2
Stpo
Z34

DEFOGGERS

Front Deicer Wiring Diagram for Lexus HS 250h 2010

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List of elements for Front Deicer Wiring Diagram for Lexus HS 250h 2010:

(left front of engine compt) a1
(left side of engine compt)
(left side of engine compt) engine room r/b
A/c amplifier assembly (center of dash)
A/c fuse 10a
A2 (left front of engine compt)
B33
Batt
C28
Canh
Canl
Computer data lines system
Dec
Decl
Decr
Def
Display & navigation module display (w/ navigation) (center of dash)
Ecu
Engine room j/b
F30
F47
Front wiper deicer
Front wiper deicer (windshield glass)
Front wiper deicer switch
Front wiper deicer switch (w/o navigation)
G14
G15
G16
G22
Gnd1
Gnd2
Hot at all times
Hot in on or start
Hrly
Ig1
Ind-
Instrument panel j/b (left side of dash)
Integration relay
Interior lights system
P/i 2 fuse 40a
Red
Sw6
Sw7
Swl2

Rear Defogger & Heated Mirrors Wiring Diagram for Lexus HS 250h 2010

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List of elements for Rear Defogger & Heated Mirrors Wiring Diagram for Lexus HS 250h 2010:

A/c amplifier assembly (w/ memory) (center of dash)
A/c fuse 10a
A2 (left front of engine compt)
A28
A29
Batt
C15
C28
Canh
Canl
Cann
Canp
Computer data
Computer data lines system
Def
Defb
Engine room j/b (left side of engine compt)
Engine room r/b (left side of engine compt)
F1 (left side of dash)
F3 (center of dash)
F47
G14
G15
G22
Gnd
Gnd1
Hot at all times
Hot in on or start
Hrly
Htr mir fuse 40a
Htr+
Htr-
Ig1
Instrument panel j/b (left side of dash)
Integration control & panel assembly
Integration relay
J/c f95 (center of dash)
J/c f99 (right side of dash)
L22
Left outer mirror assembly
Left outer mirror assembly (w/o memory)
Left outer mirror control ecu assembly (w/ memory) (left front door)
Lin
Lin1
Lines system
Mhtr
Mirror heater
Noise filter (rear window defogger) (left "c" pillar)
P/i 2 fuse 40a
R1 (right front of luggage compt)
Rdef
Rear window defogger
Rear window defogger switch
Right outer mirror assembly
Right outer mirror assembly (w/o memory)
Right outer mirror control ecu assembly (w/ memory) (right front door)
W/o memory
Z31
Z32

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Lexus HS 250h 2010

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List of elements for Electronic Power Steering Wiring Diagram for Lexus HS 250h 2010:

(left side of dash) j/c f94
A34
A40
A44
A6 (left side of dash)
Buzzer
Canh
Canl
Combination meter assembly
Computer data lines system
Driver
Ecu ig1 1 fuse 10a
Engine room r/b (left side of engine compt)
Eps fuse 60a
F1 (left side of dash)
F53
Hot at all times
Hot in on or start
Ig2
Instrument panel j/b (left side of dash)
J/c f94 (left side of dash)
J/c f97 (left side of dash)
Met fuse 7.5a
Pgnd
Pig
Pnk
Power steering ecu assembly (left end of dash)
Power steering ind
Power steering motor
Power steering motor assembly (left side of dash)
Power steering torque sensor
Power steering torque sensor (left side of dash)
Red
Rotation angle sensor
Rzcs
Rzg
Rzsn
Trq1
Trq2
Trqg
Trqv
Z23
Z24
Z25

Power Tilt Steering Column Wiring Diagram for Lexus HS 250h 2010

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List of elements for Power Tilt Steering Column Wiring Diagram for Lexus HS 250h 2010:

A12
A37
A40
C18
Cann
Canp
Computer data lines system
Ecu-b fuse 7.5a
Ecu-ig1 1 fuse 10a
Ecub
Engine room r/b (left side of engine compt)
F109
F110
F113
F116
F2 (center of dash)
F3 (center of dash)
Gnd
Headlight dimmer switch assembly
Hot at all times
Hot in on or start
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c f94 (left side of dash)
J/c f98 (center of dash)
Msw
Multiplex tilt & telescopic ecu (center console)
Pnk
Power telescopic motor assembly (on steering column)
Power tilt motor (on steering column)
Red
Telesco short
Telesco stretch
Telescopic motor
Telescopic sensor
Tem+
Tem-
Tes
Ti & te fuse 30a
Tilt & telescopic switch
Tilt down
Tilt up
Tim+
Tim-
Tis
Vce
Vci

ENGINE PERFORMANCE

2.4L

2.4L, Engine Performance Wiring Diagram (1 of 8) for Lexus HS 250h 2010

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List of elements for 2.4L, Engine Performance Wiring Diagram (1 of 8) for Lexus HS 250h 2010:

+b1
+b2
+bm
A1 (left front of engine compt)
A2 (left front of engine compt)
A5 (left side of engine compt)
A58
Air conditioning system
Am2 fuse 7.5a
Anti-theft system
Batt
Can+
Can-
Canh
Canl
Cchg
Computer data lines system
Cooling fans system
Cruise control system
Ecu-b fuse 7.5a
Efi 2 fuse 10a
Engine room r/b (left side of engine compt)
Etcs fuse 10a
Evsw
Exterior lights system
Fctl
Hot at all times
Hybrid vehicle control ecu (left side of engine compt)
Igct 2 fuse 10a
Igct fuse 30a
Igct relay
Igsw
Imi
Imo
Iwp
J/c a50 (left side of dash)
J/c a53 (right side of dash)
Lgnd
Mpmp
Oil pmp fuse 10a
Oil pump assembly w/ motor
Oil pump relay
Opg
Opm
Opm1
Opm2
Opst
Pcu fuse 10a
Pnk
Pwms
Rdy
Red
Rfc1
S10
Smrb
Spdi
St1-
St2
Stop light switch assembly (above brake pedal, on bracket)
Stp
Tach
Vpmp

2.4L, Engine Performance Wiring Diagram (2 of 8) for Lexus HS 250h 2010

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List of elements for 2.4L, Engine Performance Wiring Diagram (2 of 8) for Lexus HS 250h 2010:

(left front of engine compt) a1
A2 (left front of engine compt)
Battery temperature sensor (right side of luggage compt)
C/opn relay
C11
C14
Canister pressure sensor
Canister pump module (left rear of vehicle)
Efi main fuse 20a
Efi main relay
Engine room j/b (left side of engine compt)
Fuel pump & fuel sender gauge assembly (under rear of vehicle, in fuel tank)
Hot at all times
Hot in on or start
Ign fuse 10a
Instrument cluster system
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c l40 (left quarter panel)
Pim
Pnk
Pump
Red
Stop fuse 10a
Vacuum sensor assembly (right front of engine)
Vent valve

2.4L, Engine Performance Wiring Diagram (3 of 8) for Lexus HS 250h 2010

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List of elements for 2.4L, Engine Performance Wiring Diagram (3 of 8) for Lexus HS 250h 2010:

(center of dash) j/c f95
(right side of dash) power management control ecu
Am21
Am22
C2 (upper rear of engine)
Ca1h
Ca1l
Combination switch assembly
Computer data lines system
F1 (left side of dash)
F3 (center of dash)
F51
F52
Gnd2
Hall ic
Ig2d
J/c a51 (left side of dash)
J/c f94 (left side of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Nca
P position switch (transmission shift main switch) (center of dash)
Pnk
Rdy
Red
Shift lever position sensor (behind center of dash)
Shift lever position sensor 2 (center of dash)
Spd
St2
Stp1

2.4L, Engine Performance Wiring Diagram (4 of 8) for Lexus HS 250h 2010

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List of elements for 2.4L, Engine Performance Wiring Diagram (4 of 8) for Lexus HS 250h 2010:

(left front of engine compt) inverter assembly w/ converter
+b2
A5 (left side of engine compt)
A58
A59
Abfs
Bth+
Bth-
Ccs
Clk+
Clk-
Cruise control system
Drn1
Drn2
Drn3
Drn4
Drn5
Drn8
E2x1
E2x2
Eib
Ep1
Ep2
Epim
Eppm
Gmt
Gmtg
Gnd
Gnd1
Gnd2
Hsdn
Htm+
Htm-
Hybrid vehicle control ecu (left side of engine compt)
Ilk
Ilki
Ilko
Interlock switch (left front of luggage compt)
J/c m19
M1 (right rear door)
Mmt
Mmtg
Mrel
Mth+
Mth-
Nodd
Pcon
Pim
Pnk
Ppmp
Ppos
Red
Req+
Req-
Smrg
Smrp
System transmission
Thb
Transmission system
Vcp1
Vcp2
Vcpm
Vcpp
Vcx1
Vcx2
Vcx3
Vcx4
Vlo
Vpa
Vpa2
Vsx1
Vsx2
Vsx3
Vsx4

2.4L, Engine Performance Wiring Diagram (5 of 8) for Lexus HS 250h 2010

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List of elements for 2.4L, Engine Performance Wiring Diagram (5 of 8) for Lexus HS 250h 2010:

(left front of engine compt) front motor generator 1
(left front of engine compt) inverter assembly w/ converter
Accelerator pedal sensor assembly (upper left side of dash)
Acpb
Acpe
Air conditioning system
C2 (upper rear of engine)
C22
C23
C24
C25
Cbi
Cei
Dc/dc fuse 125a
Drn6
Engine room j/b (left side of engine compt)
Epa
Epa2
Front motor generator 2 (left front of engine compt)
Gcs
Gcsg
Gmt
Gmtg
Grf
Grfg
Gsn
Gsng
Hot at all times
J/c a51 (left side of dash)
J/c m19
J/c z18 (left front of luggage compt)
M1 (right rear door)
Mcs
Mcsg
Mmt
Mmtg
Mrf
Mrfg
Msn
Msng
Nca
Pnk
Red
Vcp2
Vcpa
Vpa
Vpa2
Z10

2.4L, Engine Performance Wiring Diagram (6 of 8) for Lexus HS 250h 2010

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List of elements for 2.4L, Engine Performance Wiring Diagram (6 of 8) for Lexus HS 250h 2010:

A5 (left side of engine compt)
Amd
Batt fan fuse 10a
Batt fan relay
Battery cooling blower motor assembly (left front of luggage compt)
Battery voltage sensor
Bth+
Bth-
Ceb
Ced
Converter (hybrid vehicle) (left rear of luggage compt)
Current sensor
Engine room j/b (left side of engine compt)
Fuse 15a
Gb0
Gb1
Gb2
Gb3
Gc0
Gc0 z22
Gib
Gnd
Hot at all times
Hv battery (left front of luggage compt)
Hv battery junction block assembly (left rear luggage compt)
Hybrid vehicle battery
Idh
Igct
Inr
J/c m19
Left front busber module
M1 (right rear door)
Nodd
Pnk
Red
Right front busber module
Service plug
Smrp
Tb0
Tb1
Tb2
Tb3
Tc0
Vc1
Vc10
Vc11
Vc12
Vc13
Vc14
Vc15
Vc16
Vc17
Vc2
Vc3
Vc4
Vc5
Vc6
Vc7
Vc8
Vc9
Vib
Vlo
Z11
Z12
Z13
Z14
Z15
Z16
Z17
Z37

2.4L, Engine Performance Wiring Diagram (7 of 8) for Lexus HS 250h 2010

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List of elements for 2.4L, Engine Performance Wiring Diagram (7 of 8) for Lexus HS 250h 2010:

(front of cylinder head) cam timing oil control valve
A2 (left front of engine compt)
A44
A54
Buzzer
Combination meter
Computer data lines system
Driver
Eco ind
Eco mode ind
Engine coolant temperature sensor (rear of cylinder head)
Engine oil pressure switch assembly (left side of engine)
Engine room j/b (left side of engine compt)
Ev ind
F1 (left side of dash)
F91
Fuel injectors assembly (top of engine)
Hot at all times
Hot in on or start
Ht1b
Ig2 fuse 20a
Ig2 relay
Instrument panel j/b (left side of dash)
J/c a54 & f91 (left side of dash)
J/c f94 (left side of dash)
J/c f96 (right side of dash)
J/c f97 (left side of dash)
Malfunction ind lamp
Met fuse 7.5a
Multi information display
Nca
Ox1b
Oxygen sensor (bank 1 sensor 2) (on left side of engine)
Pnk
Pwr off ind
Ready ind
Red

2.4L, Engine Performance Wiring Diagram (8 of 8) for Lexus HS 250h 2010

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List of elements for 2.4L, Engine Performance Wiring Diagram (8 of 8) for Lexus HS 250h 2010:

(top of engine)
(upper rear of engine) c1
A1a+
A1a-
Air conditioning system
Air fuel ratio sensor (bank 1 sensor 1) (rear of engine)
C1 (upper rear of engine)
C2 (upper rear of engine)
C28
Cam position sensor (rear of cylinder head)
Clk
Crank position sensor (lower left front of engine)
E01
E02
E03
E04
E12
E2g
Eknk
Eta
Etha
Ethw
Eti
Evg
G2+
G2-
Ge01
Gnd
Ha1a
Ht1b
Hybrid vehicle control ecu (left side of engine compt)
Igf
Ign2
Ignition coil +b assembly 3 (top of engine)
Ignition coil assembly 1 (top of engine)
Ignition coil assembly 2
Ignition coil assembly 4 (top of engine)
Igt1
Igt2
Igt3
Igt4
Intake mass airflow meter sub-assembly (rear of engine compt)
Ite
Knk1
Knock sensor (bank 1) (left side of engine)
Me01
Mops
Nca
Ne+
Ne-
Noise filter (ignition) (left rear of engine)
O1b-
Oc1+
Oc1-
Ox1b
Pnk
Prg
Red
Stb
Tha
Throttle body assembly w/ motor
Thw
Vcta
Vsv (purge) (rear of engine compt)
Vta
Vta2

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Lexus HS 250h 2010

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List of elements for Backup Lamps Wiring Diagram for Lexus HS 250h 2010:

(center of dash) shift lever position sensor no. 2
(left side of dash)
A/c fuse 10a
A2 (left front of engine comp)
A58
Backup light
Batt
Bck1
Bkup
C2 (upper rear of engine)
C28
Canh
Canl
Computer data lines system
E2x1
E2x2
Engine room j/b (left side of eng compt)
Engine room r/b (left side of engine compt)
G13
G14
G22
Gnd1
Gnd2
Hall ic
Hot at all times
Hot in on or start
Hybrid vehicle control ecu (left side of engine compt)
Ig1
Instrument panel j/b (left side of dash)
Integration relay
J/c a51
L2 (left rear luggage compt)
L28
L29
Left rear combi- nation light assembly
Nca
P/i 2 fuse 40a
Pnk
Red
Right rear combi- nation light assembly
Shift lever position sensor (behind center of dash)
Vcx1
Vcx2
Vcx3
Vcx4
Vsx1
Vsx2
Vsx3
Vsx4

Exterior Lamps Wiring Diagram (1 of 3) for Lexus HS 250h 2010

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List of elements for Exterior Lamps Wiring Diagram (1 of 3) for Lexus HS 250h 2010:

(left quarter
A/c fuse 10a
A5 (left side of engine compt)
Acc
Acc fuse 10a
Air conditioning system
Altb
B13
B31
Backup
Backup lamps circuit
C10
C11
C12
C28
C32
Canh
Canl
Center stop light assembly
Cltb
Clte
Clts
Computer data lines system
D18
Diode (center stop light) (left quarter panel)
Door 1 fuse 25a
Ecu- ig 1 fuse 10a
Essi
F1 (left side of dash)
Flcy
Frcy
Gnd
Gnd1
Head
Hot at all times
Hot in on or start
Hot w/ acc relay energized
Hot w/ ig1 1 relay energized
Hrly
Instrument panel j/b (left side of dash)
Interior lights system
J/c a50 (left side of dash)
J/c l39
J/c l40 (left quarter panel)
L1 (left rear "c" pillar)
L18
L19
L2 (left rear luggage compt)
L28
L29
Lcty
Left rear combination light assembly
Light control sensor (upper right side of dash)
Main body ecu
Marker
Out
Panel)
Pnk
Rcty
Red
Right rear combination light assembly
Stop fuse 10a
Stop light control relay assembly (left side of dash)
Stop/tail
Stp
Tail
Tail fuse 10a
Tail relay
Trly
Tsl
Tsr
Turn

Exterior Lamps Wiring Diagram (2 of 3) for Lexus HS 250h 2010

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List of elements for Exterior Lamps Wiring Diagram (2 of 3) for Lexus HS 250h 2010:

(above brake pedal, on bracket) stop light switch assembly
(left front of engine comp) a2
(left side of dash) instrument panel j/b
(left side of engine compt) hybrid vehicle control ecu
A17
A22
A36
A42
A52
A53
A58
B35
B37
Batt
C17
C36
Canh
Canl
Computer data lines systems
D17
Dc/dc fuse 125a
Ecu-b fuse 7.5a
Engine room j/b (left side of engine compt)
Engine room r/b (left side of engine compt)
Exo
F1 (left side of dash)
F3 (center of dash)
F51
F52
G14
G22
Gnd
Gnd1
Gnd2
Hl4
Hot at all times
Htr-
Ig1
Integration relay
J/c a50 (left side of dash)
J/c a52 & a53 (right side of dash)
L2 (left rear luggage compt)
Left license plate light assembly
Left outer mirror assembly
Left outer mirror control ecu assembly
Mirror assembly
P/i 2 fuse 40a
Pnk
Power management control ecu (right side of dash)
Red
Right license plate light assembly
Right outer
Right outer mirror assembly
Right outer mirror control ecu assembly
Side turn
Skid control ecu assembly (left side of engine compt)
St1-
Stp
Stp1
Stpo
Trn+
Trni
Turn
Turn & haz fuse 10a
W/ seat position memory
W/o seat position memory
Z31
Z32

Exterior Lamps Wiring Diagram (3 of 3) for Lexus HS 250h 2010

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List of elements for Exterior Lamps Wiring Diagram (3 of 3) for Lexus HS 250h 2010:

(left side of dash) j/c f94
(left side of dash) turn signal flasher assembly
(right side of dash) j/c a52 & a53
(right side of dash) j/c f99
A2 (left front of engine compt)
A26
A27
A3 (right front of engine compt)
A39
A40
A41
A42
A44
A52
A53
Afs off ind
Auto
Canh
Canl
Combination meter
Computer data lines system
D30
Except led type
F1 (left side of dash)
F3 (center of dash)
Front turn
Gauge fuse 10a
Haz
Hazard switch
Head
Headlamp dimmer switch assembly
Hot in on or start
Ig2
Instrument panel j/b (left side of dash)
Integration control & panel assembly
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Led type
Left headlight assembly
Left turn ind
Light control switch
Marker
Met fuse 7.5a
Off
Parking
Pnk
Red
Right headlight assembly
Right turn ind
Tail
Turn switch

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for Lexus HS 250h 2010

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List of elements for Ground Distribution Wiring Diagram (1 of 4) for Lexus HS 250h 2010:

(left side of engine compt) engine room j/b & engine room r/b
(left side of engine compt) engine room r/b
(w/ daytime running light) drl relay
A1 (left front of engine compt)
A11
A14
A17
A2 (left front of engine compt)
A27
A34
A36
A40
A42
A44
A45
A46
A5 (left side of engine compt)
A58
A59
A6 (left side of dash)
Brake booster pump assembly
Cooling fan ecu
Efi main relay
Engine hood courtesy switch assembly
Fan relay
Front wiper deicer (windshield glass)
Fuel pump
Heater water pump assembly
Hybrid vehicle control ecu
Ig2 relay
Igct relay
Integration relay
Inverter assembly w/ converter
J/c a50 (left side of dash)
Left front fog light assembly
Left headlight assembly
Oil pmp relay
Oil pump assembly w/ motor
Power steering ecu assembly
Right front fog light assembly
Skid control ecu assembly
Stop light control relay assembly
Transmission control ecu assembly
W/ led type
W/o led type
Water pump assembly
Water temperature switch
Wireless door lock buzzer

Ground Distribution Wiring Diagram (2 of 4) for Lexus HS 250h 2010

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List of elements for Ground Distribution Wiring Diagram (2 of 4) for Lexus HS 250h 2010:

(w/ led type) headlight cleaner control relay
(w/ led type) headlight swivel ecu assembly
(w/ led type) right headlight assembly
(w/ navigation system) clock assembly
(w/ safety connect) map light assembly
(w/o navigation system) multi- display
A12
A13
A16
A26
A3 (right front of engine compt)
A39
A4 (right front of engine compt)
A41
A43
Brake fluid level warning switch
Brake pedal stroke sensor assembly shield
C3 (left front of engine compt)
C4 (upper rear of engine)
Clearance warning ecu assembly
Combination meter
Diode (water pump)
F1 (left side of dash)
F52
Inner rear view mirror assembly
J/c a53 (right side of dash)
J/c f94 (left side of dash)
J/c f97 (left side of dash)
Left front door outside handle assembly
Left front door w/ motor lock assembly
Left front power window regulator motor assembly
Left front speed sensor shield
Left outer mirror assembly
Left outer mirror control ecu assembly
Left visor assembly
Light control rheostat
Luggage door opening cancel switch assembly
Main body ecu
Map light assembly
Meter mirror sub assembly
Multiplex network master switch assembly
Option connector (remote start)
Parking assist ecu
Power management control ecu
Power switch
R1 (right front of luggage compt)
Radio receiver sub assembly
Rear window defogger
Right front speed sensor shield
Right headlight assembly
Right visor assembly
Skid control ecu assembly
Sliding roof control ecu
To ground f3 (diagram 4 of 4)
To instrument panel j/b (diagram 3 of 4)
Turn signal flasher assembly
W/ led type
W/ seat position memory
W/o led type
W/o seat position memory
Washer level sensor
Windshield wiper motor assembly

Ground Distribution Wiring Diagram (3 of 4) for Lexus HS 250h 2010

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List of elements for Ground Distribution Wiring Diagram (3 of 4) for Lexus HS 250h 2010:

(if equipped) right seat back climate control blower
(if equipped) right seat cushion climate control blower assembly
(right rear of luggage compt) m2
(w/ memory) outer mirror switch assembly
(w/ navigation) multi- display
(w/o memory) outer mirror switch assembly
A/c inverter compressor assembly
A24
A25
Acceleration pedal sensor assembly shield
Air bag sensor assembly
Battery cooling blower assembly
Battery voltage sensor
C1 (upper rear of engine)
C2 (upper rear of engine)
C26
C28
Certification ecu assembly
Dlc3
Door control receiver
Driving support ecu assembly
E19
F107
F113
F2 (center of dash)
F24
F27
F34
From ground f1 (diagram 2 of 4)
Glove box light assembly
Hv battery junction block assembly
Hybrid vehicle control ecu
Hybrid vehicle control ecu shield
Id code box
Ignition coil assembly 1
Ignition coil assembly 2
Ignition coil assembly 3
Ignition coil assembly 4
Instrument panel j/b (left side of dash)
Inter lock switch
J/c a51 (left side of dash)
J/c f96 (right side of dash)
J/c f98 (center of dash)
J/c m19
J/c s15 (inside front passenger seat back)
J/c z18 (left front of luggage compt)
L1 (left rear "c" pillar)
Lane recognition camera sensor assembly
Left rear combination light assembly
Left rear door w/ motor lock assembly
Left rear power window regulator motor assembly
Left rear power window regulator switch assembly
Luggage door opening switch assembly
M1 (right rear door)
Millimeter wave radar sensor assembly
Occupant detection ecu
Power outlet socket
Power tilt motor
Pre- collision system cancel switch assembly
Rear sunshade switch assembly
Right front power seat switch
Right front power seat switch assembly
Right front seat inner belt assembly
Right rear door w/ motor lock assembly
Right rear power window regulator motor assembly
Right rear power window regulator switch assembly
Right seat heater control sub assembly
S14
Seat belt control ecu
Shift lever position sensor shield
Skid control ecu assembly shield
Spiral cable sub- assembly
Stereo component amplifier assembly
Telltale light assembly
Tire pressure warning ecu
Tire pressure warning reset switch assembly
To ground l2 (diagram 4 of 4)
To j/c f99 (diagram 4 of 4)
Vsc off switch
W/ dynamic radar cruise control
Windshield wiper relay assembly
Windshield wiper switch assembly
Z15
Z16

Ground Distribution Wiring Diagram (4 of 4) for Lexus HS 250h 2010

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List of elements for Ground Distribution Wiring Diagram (4 of 4) for Lexus HS 250h 2010:

A/c amplifier assembly
Blower motor control
Canister pump module
Center stop light assembly
Combi- nation switch assembly
Combination meter
Cooler blower assembly
Dcm (telematics transceiver)
Display & navigation module display
Dlc3
Door unlock switch sub assembly
Driver monitor ecu assembly
F109
F3 (center of dash)
F30
F38
F47
F72
F80
F86
From ground f1 (diagram 2 of 4)
From ground l1 (diagram 3 of 4)
From j/c f96 (diagram 3 of 4)
Fuel lid lock assembly w/ motor
Headlight dimmer switch assembly
Integration control & panel assembly
Ion generator assembly
J/c f86 (center of dash)
J/c f95 (center of dash)
J/c f99 (right side of dash)
J/c l40 (left quarter panel)
J/c t15 (left side of driver seat)
L2 (left rear luggage compt)
Left front power seat switch
Left front seat inner belt assembly
Left license plate light assembly
Left position control ecu & switch assembly
Left rear combination light assembly
Left rear speed shield
Left seat back climate control blower
Left seat cushion climate control blower assembly
Left seat heater control sub- assembly
Luggage compartment door lock assembly
Luggage electrical key switch
Multi- display
Multiplex tilt & telescopic ecu
P position switch (transmission shift main switch)
Pattern select switch assembly 1
R66
Radio receiver sub- assembly
Rear sunshade relay
Remote operation controller assembly
Right front door outside handle assembly
Right front door w/ motor lock assembly
Right front power window regulator motor assembly
Right front power window regulator switch assembly
Right license plate light assembly
Right outer mirror assembly
Right outer mirror control ecu assembly
Right rear combination light assembly
Seat heater switch
St plug
Steering sensor
W/ lexus enform
W/ memory
W/ navigation
W/ rear view monitor & wide view front monitor
W/o memory
W/o navigation
Yaw rate sensor

HEADLIGHTS

Adaptive Front Lighting Wiring Diagram for Lexus HS 250h 2010

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List of elements for Adaptive Front Lighting Wiring Diagram for Lexus HS 250h 2010:

A16
A17
A26
A27
A3 (right front of engine compt)
A40
A44
A52
A53
Afs fuse 10a
Afs off ind
Auto
C16
Canh
Canl
Combination meter
Computer data lines system
Ecu- ig 1 fuse 10a
F1 (left side of dash)
F3 (center of dash)
Head
Headlamp dimmer switch assembly
Headlight swivel ecu assembly (right side of dash)
Hot in on or start
Ig+
Igs
Inner rear view mirror assembly (w/ automatic high beam system)
Instrument panel j/b (left side of dash)
J/c a52 & a53 (right side of dash)
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Left headlight assembly
Leveling motor
Lh e
Lh t
Lh+
Lh-
Lhig
Lht
Light control switch
Lin
Main body ecu
Met fuse 7.5a
Off
Pnk
Prst
Rear height control sensor sub-assembly (left rear of vehicle)
Red
Rh e
Rh t
Rh+
Rh-
Rhig
Rht
Right headlight assembly
Sbgl
Sbgr
Sbll
Sblr
Sbr
Sgr
Shb
Shg
Shrl
Smbl
Smbr
Smgl
Sml
Smr
Swivel motor
Tail

Headlamps Wiring Diagram (1 of 2) for Lexus HS 250h 2010

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List of elements for Headlamps Wiring Diagram (1 of 2) for Lexus HS 250h 2010:

(center of dash) j/c f95
A/c amplifier assembly (center of dash)
A/c fuse 10a
A1 (left front of engine compt)
A44
Acc
Altb
Auto
Automatic high beam ind (except led type)
B13
B31
Beam ind
Becu
C18 red
C20
C28
C32
Canh
Canl
Cltb
Clte
Clts
Combination meter
Computer data lines system
Dim
Dimmer switch
Door 1 fuse 25a
Driver
Drl
Ecu- ig 1 fuse 10a
Ecu-acc fuse 10a
F1 (left side of dash)
F3 (center of dash)
F47
Ffgo
Ffog
Flash
Flcy
Fog light switch
Fr fog fuse 15a
Fr fog relay
Frcy
Front fog ind
Gnd1
Head
Head ind
Headlamp dimmer switch assembly
High
Hot at all times
Hot in on or acc
Hot in on or start
Hrly
Ig2
Instrument panel j/b (left side of dash)
Interior lights system
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Lcty
Left front fog light assembly
Light control sensor (upper right side of dash)
Light control switch
Llew
Low
Main body ecu
Met fuse 7.5a
Off
Parking brake switch assembly (parking brake assembly)
Pkb
Pnk
Rcty
Red
Right front fog light assembly
Rlew
Tail
Tail fuse 10a
Tail relay
Trly
Tsd
Tsl
Tsp
Tsr

Headlamps Wiring Diagram (2 of 2) for Lexus HS 250h 2010

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List of elements for Headlamps Wiring Diagram (2 of 2) for Lexus HS 250h 2010:

(left front of engine compt) a2
(left side of engine compt) engine room j/b
A1 (left front of engine compt)
A11
A12
A13
A14
A16
A17
A2 (left front of engine comp)
A3 (right front of engine compt)
A43
A44
Batt
Dc/dc fuse 125a
Drl relay
Drls
Ecu-b fuse 7.5a
Engine room r/b (left side of engine compt)
Except led type
G14
G22
Gnd1
Gnd2
H-lp hi main fuse 20a
High
Hl4
Hlol
Hlor
Hlpl
Hlpr
Hot at all times
Ig1
Integration relay
J/c a50 (left side of dash)
Led driver module
Led type
Left headlamp assembly
Lh hi h-lp fuse 10a
Low
Low (led)
P/i 2 fuse 40a
Pnk
Red
Rh hi h-lp fuse 10a
Right headlamp assembly

HORN

Horn Wiring Diagram for Lexus HS 250h 2010

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List of elements for Horn Wiring Diagram for Lexus HS 250h 2010:

A/c fuse 10a
A2 (left front of engine compt)
A33
Batt
C24
C28
Engine room j/b (left side of engine compt)
Engine room r/b (left side of engine compt)
F19
G14
G18
G22
Gnd1
Gnd2
High pitched horn assembly (right front of radiator)
Hnsw
Horn switch
Hot at all times
Hot in on or start
Hrnh
Hrnl
Ig1
Instrument panel j/b (left side of dash)
Integration relay
Low pitched horn assembly (left front of radiator)
P/i 2 fuse 40a
Spiral cable sub- assembly (steering column)
Steering pad switch assembly
Z33

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram (1 of 2) for Lexus HS 250h 2010

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List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Lexus HS 250h 2010:

(left side of engine) engine oil pressure switch assembly
A5 (left side of engine compt)
Abs ind
Afs off ind
Automatic high beam ind
Beam ind
Brake ind
Buzzer
Can h
Can l
Charge ind
Clearance sonar ind
Combination meter
Computer data
Cruise ind
Display
Door ind
Down
Driver
Driver's seat belt ind
Dynamic radar cruise control ind
Eco ind
Eco mode ind
Ecu-b fuse 7.5a
Efi
Electronically control brake system ind
Engine room r/b (left side of engine compt)
Enter
Ev ind
Exterior lights system
F1 (left side of dash)
F19
F3 (center of dash)
Front fog ind
Fuel
Fuel ind
Fuel sender gauge assembly
Gnd
Head ind
Hot at all times
Ig2
Indicator hybrid system
Interior lights system
J/c a50 (left side of dash)
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Led (shift position)
Left turn ind
Lines system
Lka ind
Malfunction lamp ind
Master warning ind
Menu
Micro computer (w/ meter mirror sub assembly)
Msfm
Mssl
Multi information
Pblt
Pcs ind
Pnk
Power steering ind
Pwr mode ind
Ready ind
Red
Rhdn
Rhup
Right turn ind
Set ind
Skid control ecu assembly (left side of engine compt)
Slip ind
Sp1
Speedometer
Spiral cable sub assembly (steering column)
Srs ind
Steering pad switch assembly
Telephone switch voice switch
Tire pressure ind
Trip switch
Tws2
Tx+
Volume switch mode switch
Vsc off ind
W/ meter mirror sub assembly
W/o meter mirror sub assembly
Warning system
Water temperature switch (rear of engine compt)
Wiper/washer system
Wlvl
Z33

Instrument Cluster Wiring Diagram (2 of 2) for Lexus HS 250h 2010

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List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Lexus HS 250h 2010:

A/c+
A/cb
A1 (left front of engine compt)
A37
A40
A44
A54
A58
Acc
B13
B16
B31
B34
B39
C18
C20
C38
Canh
Canl
Clock
Clock assembly (w/ navigation)
Computer data lines system
Dcm (telematics transceiver) (center of dash)
Display & navigation module display
Dse
Ecu-acc fuse 10a
Ecu-ig 1 fuse 10a
Ecu-ig 2 fuse 10a
Engine hood courtesy switch assembly
F1 (left side of dash)
F30
F31
F38
F42
F52
F67
F69
F73
F91
Flcy
Frcy
Gnd
Gps antenna
Hcty
Head up display switch assembly
Hot in on or acc
Hot in on or start
Hud switch
Hud1
Hybrid vehicle control ecu (left side of engine compt)
Ill-
Instrument panel j/b (left side of dash)
Interior lights system
J/c a54 & f91 (left side of dash)
J/c f94 (left side of dash)
J/c f96 (right side of dash)
J/c f97 (left side of dash)
Lcty
Left front door courtesy switch (left "b" pillar)
Left rear door courtesy switch (left "c" pillar)
Main body ecu
Met fuse 7.5a
Meter mirror sub assembly (if equipped)
Mpx1
Mpx2
Multi display (w/o navigation)
Navi
Navi switch
Nca
Parking brake switch assembly (parking brake assembly)
Pkb
Pnk
Power management control ecu (right side of dash)
Rad 2 fuse 7.5a
Radio receiver display module
Rcty
Red
Right front door courtesy switch assembly
Right rear door courtesy switch assembly
Spd
Spdi
Spdp
Stereo component amplifier assembly (below right front seat)
Sw1
Sw2
Swg
Tx-
Tx1+
Tx1-
Tx3+
Tx3-
W/ navigation
W/o navigation
Windshield wiper relay assembly (center of dash)

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for Lexus HS 250h 2010

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List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Lexus HS 250h 2010:

(left side of dash)
(left side of dash) j/c a50
(left side of dash) j/c f94
(right side of dash) j/c f96
+b2
Acc
Altb
B11
B13
B17
B18
B27
B31
Becu
Blcl
C18
Canh
Canl
Computer data lines system
Cspt
Cty
Dmdr
Dmon
Dome fuse 10a
Door 1 fuse 25a
Ecu-acc fuse 10a
Ecu-b fuse 7.5a
Ecu-ig 1 fuse 10a
Engine room r/b (left side of engine compt)
F1 (left side of dash)
F3 (center of dash)
Flcl
Flcy
Frcl
Frcy
Front map light
Fspt
Gnd1
Gnd3
H10
Hot at all times
Hot w/ acc relay energized
Hot w/ ig1 1 relay energized
I10
Ile
Instrument panel j/b (left side of dash)
J/c f94 (left side of dash)
J/c f97 (left side of dash)
Lcty
Left front courtesy light assembly
Left front door courtesy switch (left "b" pillar)
Left outer mirror assembly (w/o seat position memory) (left front door)
Left rear door courtesy switch (left "c" pillar)
Luggage compartment light assembly 1
Main body ecu
Map light assembly
Mile
Mlp
Pnk
Rcty
Red
Right front door courtesy switch assembly
Right outer mirror assembly (w/o seat position memory) (right front door)
Right rear door courtesy switch assembly
Room light assembly
Rrcy

Courtesy Lamps Wiring Diagram (2 of 2) for Lexus HS 250h 2010

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List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Lexus HS 250h 2010:

(right side of dash) j/c f96
A13
A14
A49
B20
Bdr
C40
Canh
Canl
Cann
Canp
Certification ecu assembly (right side of dash)
Computer data lines system
D fr door fuse 25a
D21
F1 (left side of dash)
F3 (center of dash)
Gnd
Hot at all times
Htr-
Ill+
Ill-
Instrument panel j/b (left side of dash)
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f97 (left side of dash)
Left interior illumination light assembly 1
Left interior illumination light assembly 2
Left outer mirror assembly
Left outer mirror control ecu assembly (w/ seat position memory) (left front door)
Left vanity light assembly
Left visor assembly
P fr door fuse 25a
Pnk
Power switch
Red
Right front courtesy light assembly
Right interior illumination light assembly 1
Right interior illumination light assembly 2
Right outer mirror assembly
Right outer mirror control ecu assembly (w/ seat position memory) (right front door)
Right vanity light assembly
Right visor assembly
Swil f50
Z31
Z32

Instrument Illumination Wiring Diagram (1 of 3) for Lexus HS 250h 2010

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List of elements for Instrument Illumination Wiring Diagram (1 of 3) for Lexus HS 250h 2010:

(center of dash) f3
(center of dash) j/c f98
(left side of dash)
(left side of dash) j/c a50
(left side of engine compt)
A35
A44
Acc
Altb
Auto
Becu
C10
C18
Canh
Canl
Certification ecu assembly (right side of dash)
Combination meter
Computer data lines system
D18
Dc/dc fuse 125a
Dil+
Dil-
Door 1 fuse 25a
Ecu- acc fuse 10a
Ecu-b fuse 7.5a
Ecu-ig 1 fuse 10a
Engine room j/b
Engine room r/b (left side of engine compt)
Exterior lights system
F1 (left side of dash)
F2 (center of dash)
F50
Gnd1
Head
Head up display switch assembly (if equipped)
Headlight dimmer switch assembly
Hot at all times
Hot in on or start
Hot w/ acc relay energized
Hot w/ ig1 1 relay energized
Ig2
Ill
Ill+
Ill-
Instrument panel j/b (left side of dash)
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Light control rheostat
Light control switch
Main body ecu
Met fuse 7.5a
Multi display (w/ navigation)
Off
Panel fuse 10a
Pnk
Power switch
Red
Swil
Tail
Tail fuse 10a
Tail relay
Telltale light assembly
Trly
W/ navigation
W/o navigation

Instrument Illumination Wiring Diagram (2 of 3) for Lexus HS 250h 2010

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List of elements for Instrument Illumination Wiring Diagram (2 of 3) for Lexus HS 250h 2010:

Clock assembly
Combination switch assembly
Computer data lines system
F103
F21
F89
F90
Front wiper deicer switch
Headlight cleaner control assembly
Ill+
Ill-
J/c f89 & f90 (center of dash)
J/c f95 (center of dash)
Multiplex network master switch assembly
Outer mirror switch assembly
Pnk
Red
Right front power window regulator switch assembly
Seat heater switch
Transmission instrument panel shift assembly
Tx1-
W/ navigation
W/ seat position memory
W/o navigation
W/o seat position memory

Instrument Illumination Wiring Diagram (3 of 3) for Lexus HS 250h 2010

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List of elements for Instrument Illumination Wiring Diagram (3 of 3) for Lexus HS 250h 2010:

(center of dash)
(center of dash) remote operation controller assembly
(right side of dash) j/c f96
(right side of dash) j/c f99
Dcm (telematics transceiver) (center of dash)
Display & navigation module display (center of dash)
F19
F3 (center of dash)
F30
F38
F57
F59
F66
F67
F70
Glove box light assembly
Ill+
Ill-
Integration control & panel assembly
J/c f95 (center of dash)
J/c f99 (right side of dash)
Luggage door opening switch assembly
Map light assembly
P position switch (transmission shift main switch)
Pattern select switch assembly 1
Radio receiver sub-assembly
Rear sunshade switch assembly
Red
Spiral cable sub-assembly (steering column)
Steering pad switch assembly
Swg
Vsc off switch
W/ navigation
W/o navigation
Z33

MEMORY SYSTEMS

Driver"s Memory Seat Wiring Diagram for Lexus HS 250h 2010

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List of elements for Driver"s Memory Seat Wiring Diagram for Lexus HS 250h 2010:

(left front door) left outer mirror control ecu assembly
(left quarter panel) j/b l40
(left side driver's seat) j/b t15
A37
Back
Buckle switch
C18
Canh
Cann
Canp
Computer data lines system
D19
Dbcl
Drdc
Ecu-b fuse 10a
Engine room r/b (left side of engine compt)
Frv+
Frv-
Fwd
Gnd
Hot at all times
Instrument panel j/b (left side of dash)
J/b f94 (left side of dash)
J/c l40 (left quarter panel)
J/c t15 (left side driver's seat)
Left front lumbar support forward & back motor assembly
Left front power seat lift position motor assembly
Left front power seat reclining position motor assembly
Left front power seat slide position motor assembly
Left front power seat switch
Left front power seat vertical position motor assembly
Left front seat inner belt assembly
Left front seat outer belt assembly
Left position control ecu & switch assembly (left side of driver's seat cushion)
Lft+
Lft-
Lumbar support switch
Mswe
O/p
Pvcc
Pwr seat fl fuse 30a
Rcl+
Rcl-
Red
Seat memory switch
Set
Sgnd
Sld+
Sld-
Ssrs
Sysb
T10
Vcc

Memory Mirrors Wiring Diagram for Lexus HS 250h 2010

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List of elements for Memory Mirrors Wiring Diagram for Lexus HS 250h 2010:

(right front door)
A13
A14
Amr
B16
Bdr
C18
Canh
Canl
Cann
Canp
Capn
Certification ecu assembly (right side of dash)
Computer data lines system
Cpub
D fr door fuse 25a
Down
Ec+
Ec-
Eci+
Eci-
Ecu-b fuse 7.5a
Ecu-ig1 fuse 10a
Engine room r/b assembly (left side of engine compt)
Exterior lights system
F1 (left side of dash)
F3 (center of dash)
F50
Gnd
Hold away switch
Hot at all times
Hot w/ig1 1 relay energized
Hssr
Htr+
Htr-
Instrument panel j/b (left side of dash)
Interior lights system
J/c a50 (left side of dash)
J/c f96 (right side of dash)
J/c f99 (right side of dash)
Le1
Left
Left outer mirror assembly
Left outer mirror control ecu assembly (left front door)
Lm+r
Lmhr
Lmvr
Lvc
Main body ecu
Mirb
Mire
Mirrors system
Mirs
Mr+
Mr-
Mswe
Outer mirror switch assembly
P fr door fuse 25a
Pnk
Re1
Red
Ret
Right
Right outer mirror assembly
Right outer mirror control ecu assembly
Rm+r
Rmhr
Rmvr
Rvc
Seat memory switch
Set
Sig
Trn+
Trni
Vssr
Z31
Z32

Memory Power Tilt & Power Telescopic Wiring Diagram for Lexus HS 250h 2010

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List of elements for Memory Power Tilt & Power Telescopic Wiring Diagram for Lexus HS 250h 2010:

A12
A37
A40
Ant
Asel
B13
Buckle switch
C18
Canh
Canl
Cann
Canp
Certification ecu assembly (right side of dash)
Computer data lines system
Data
Dbcl
Door control control receiver 2 (right rear luggage compt)
Door control receiver (left rear quarter panel)
Ecu ig1 1 fuse 10a
Ecu-b fuse 7.5a
Ecub
Engine room r/b assembly (left side of engine compt)
F109
F110
F116
F3 (center of dash)
F38
F50
Flcy
Gnd
Headlamp dimmer switch assembly
Hot at all times
Hot w/ ig1 1 relay energized
Instrument panel j/b (left side of dash)
J/b t15 (left side driver's seat)
J/c a50 (left side of dash)
J/c f94 (right side of dash)
J/c f98 (center of dash)
J/c l40 (left quarter panel)
J/c m19
Left front door courtesy switch assembly (left "b" pillar)
Left front seat inner belt assembly
Left outer mirror control ecu assembly (right side of dash)
Left position control ecu & switch assembly (left side of seat)
M1 (right rear door)
Main body ecu
Msw
Mswe
Multiplex tilt & telescopic ecu (center console)
Nca
Pnk
Power telescopic motor assembly (on steering column)
Power tilt motor (on steering column)
Rco
Rda
Red
Rssi
Seat memory switch
Set
T10
Telesco short
Telesco stretch
Telescopic sensor
Tem+
Tem-
Tes
Ti & te fuse 30a
Tilt & telescopic switch
Tilt down
Tilt up
Tim+
Tim-
Tis
Vce
Vci

NAVIGATION

Lane Departure Warning Wiring Diagram for Lexus HS 250h 2010

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List of elements for Lane Departure Warning Wiring Diagram for Lexus HS 250h 2010:

(front of rearview mirror) lane recognition camera sensor assembly
(right side of dash) j/c f96
(right side of dash) j/c f99
A44
B16
C2 (upper rear of engine)
Ca1n
Ca1p
Canh
Canl
Combination meter
Computer
Computer data lines system
Data lines
Distance control
Driver
Driving support ecu assembly (right side of dash)
Ecu-ig 2 fuse 10a
F19
F3 (center of dash)
Gnd
Hitp
Hot in on or start
Ig2
Igb
Instrument panel j/b (left side of dash)
J/c a51 (left side of dash)
J/c f95 (center of dash)
J/c f96 (right side of dash)
J/c f99 (right side of dash)
Lka
Lka ind
Met fuse 7.5a
Pnk
Red
Spiral cable sub-assembly (steering column)
Spsw
Steering pad switch assembly
System
Z33

Navigation Wiring Diagram (1 of 6) for Lexus HS 250h 2010

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List of elements for Navigation Wiring Diagram (1 of 6) for Lexus HS 250h 2010:

(rear deck lid) (w/o parking assist ecu) rear television camera assembly
(right side of dash) ieee connector
Acc
Agnd
Ali
Antenna
Antenna amplifier
Ari
Asgn
Auxi
Ca+
Cb+
Cgnd
Computer data lines system
Cv+
Cv-
Display & navigation module display (center of dash)
F1 (left side of dash)
F126
F129
F130
F136
F139
F140
F3 (center of dash)
F31
F32
F33
Gnd
Gps antenna
Gvif
Ieee c1
J/c f94 (left side of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Mi+
Mi-
Mo+
Mo-
Nca
Ntsc
Ntsf
Parking assist ecu (right side of dash)
Pnk
Radio receiver sub-assembly
Red
Sdars antenna
Sgd1
Sld
Sld1
Sldi
Sldo
Tx1+
Tx1-
Tx2+
Tx2-
Tx3+
Tx3-
Vmtf
Vv+
Vv-
Wui
Wuo

Navigation Wiring Diagram (2 of 6) for Lexus HS 250h 2010

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List of elements for Navigation Wiring Diagram (2 of 6) for Lexus HS 250h 2010:

(left side of dash) j/c f94
-b2
Acc
Acc2
B39
C14
Computer data lines system
Engine room r/b (left side of engine compt)
F128
F2 (center of dash)
F3 (center of dash)
F37
F72
Gnd1
Gvif
Hot at all times
Hot in on or acc
Hot in on or start
Ign fuse 10a
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c f96 (right side of dash)
J/c f98 (center of dash)
J/c f99 (right side of dash)
Mayday fuse 10a
Mtx+
Mtx-
Multi-display
Nca
Nts1
Pnk
Rad 1 fuse 15a
Rad 2 fuse 7.5a
Red
Sgn1
Sgnd
Sw1
Sw2
Telltale light assembly
Tx4+
Tx4-
Tx5+
Tx5-
Vcc
Vdd
Vmt1

Navigation Wiring Diagram (3 of 6) for Lexus HS 250h 2010

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List of elements for Navigation Wiring Diagram (3 of 6) for Lexus HS 250h 2010:

(center of dash) (w/ lexus enform) dcm (telematics transceiver)
Acc
Api-
Bbi+
Bbi-
Computer data lines system
Ctr1
Ctr2
F133
F135
F3 (center of dash)
F38
F80
Gnd
Gps antenna
Gsw
Ig2
Ill+
Ind1
Ind2
Instrument cluster system
Interior lights system
J/c f95 (center of dash)
J/c f99 (right side of dash)
Mci-
Mco+
Mco-
Mcvd
Multi-media interface ecu assembly (center console)
Mute
Nca
Pnk
Red
Sgnd
Sig-
Sig1
Sil
Spdp
Spi+
Spo+
Spo-
Stereo jack adapter assembly 1
Telephone antenna
Tx1+
Tx1-
Ugd1
Uro+
Uro-
Usd1

Navigation Wiring Diagram (4 of 6) for Lexus HS 250h 2010

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List of elements for Navigation Wiring Diagram (4 of 6) for Lexus HS 250h 2010:

(center of dash) backup battery (mayday battery)
(left side of dash) j/c f94
(left side of dash) j/c f97
Bbo+
Bbo-
Btr1
Btr2
Computer data lines system
Ecu- ig 2 fuse 10a
F1 (left side of dash)
Head up display switch assembly
Hot in on or start
Instrument panel j/b (left side of dash)
J/c f94 (left side of dash)
J/c f96 (right side of dash)
J/c f97 (left side of dash)
Map light assembly
Meter mirror sub assembly (if equipped)
Microphone amplifier
Mpx1
Mpx2
Navi
Navi switch
Nca
Pnk
Red
Sos switch
Sw1
W/ lexus enform
W/o lexus enform

Navigation Wiring Diagram (5 of 6) for Lexus HS 250h 2010

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List of elements for Navigation Wiring Diagram (5 of 6) for Lexus HS 250h 2010:

(center of dash) display & navigation module display
(or red)
(parking brake assembly) parking brake switch assembly
+b1
+tw
-tw
A16
Acc
C20
Canh
Canl
Computer data lines system
Door locks system
F19
F3 (center of dash)
F30
F76
Gnd1
Instrument cluster system
Instrument panel j/b (left side of dash)
J/c f95 (center of dash)
J/c f99 (right side of dash)
Left front speaker assembly 1
Left front speaker assembly 2
Left rear speaker assembly
Left rear speaker assembly 2
Macc
Min+
Min-
Mode
Nca
Off hook
On hook
Pkb
Pnk
Red
Right front speaker assembly 1
Right front speaker assembly 2
Sech
Seek+
Seek-
Sgnd
Sns2
Spd
Speaker
Spiral cable sub-assembly (steering column)
Steering pad switch assembly
Sw1
Sw2
Swg
Twl+
Twl-
Twr+
Twr-
Tx+
Tx-
Va-
Var+
Var-
Voice
Volume+
Volume-
W/ lexus enform
W/o lexus enform
Z33

Navigation Wiring Diagram (6 of 6) for Lexus HS 250h 2010

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List of elements for Navigation Wiring Diagram (6 of 6) for Lexus HS 250h 2010:

(15 speakers) left rear speaker assembly 3
(15 speakers) right rear speaker assembly 3
(center of dash) remote operation controller assembly
+b2
+tw
-tw
10 speakers
Acc
Amp 1 fuse 30a
Amp 2 fuse 30a
Ctr+
Ctr-
Engine room r/b (left side of engine compt)
F2 (center of dash)
F23
F24
F40
F41
F42
F43
Fl+
Fl-
Fr+
Fr-
Front speaker assembly 3
Gnd
Gnd2
Hot at all times
Instrument cluster system
J/c f98 (center of dash)
Left front speaker assembly 1 (15 speakers)
Mi+
Mi-
Ml+
Ml-
Mo+
Mo-
Mr+
Mr-
Nca
Pnk
Rear stereo component speaker assembly
Red
Right front speaker assembly 1 (15 speakers)
Right rear speaker assembly
Right rear speaker assembly 2
Rl+
Rl-
Rr+
Rr-
Sgnd
Sldi
Sldo
Spd
Stereo component amplifier assembly (below right front seat)
Tmut
W/ lexus enform
W/o lexus enform
Wf1+
Wf1-
Wf2+
Wf2-
Wui
Wuo

Parking Assistant Wiring Diagram for Lexus HS 250h 2010

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List of elements for Parking Assistant Wiring Diagram for Lexus HS 250h 2010:

(center of dash) j/c f98
Acc
B16
Bcb+
Bcv+
Bcv-
Bgnd
Blsw
Canh
Canl
Cb+
Cgnd
Computer data lines system
Cv+
Cv-
D28
Display & navigation module display
Ecu-acc fuse 10a
Ecu-ig 2 fuse 10a
Engine room r/b (left side of engine compt)
F1 (left side of dash)
F105
F106
F128
F129
F137
F138
F139
F140
F3 (center of dash)
F30
F31
F33
F37
F72
Front television camera assembly (behind front bumper)
Gnd1
Gvif
Hot at all times
Hot in on or acc
Hot in on or start
Instrument panel j/b (left side of dash)
Interior lights system
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f96 (right side of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Multi-display
Nca
Nts1
Ntsf
Parking assist ecu (right side of dash)
Pattern select switch assembly 1
Pnk
Rad 1 fuse 15a
Rear television camera assembly (rear deck lid)
Red
Sgd1
Sgn1
Sgnd
Sld1
Tx+
Tx-
Tx2+
Tx2-
Tx4+
Tx4-

Rear Sonar Wiring Diagram for Lexus HS 250h 2010

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List of elements for Rear Sonar Wiring Diagram for Lexus HS 250h 2010:

A30
A40
A44
Bof
Bor
Canh
Canl
Cbz
Clearance sonar ind
Clearance warning buzzer 1 (left side of dash)
Clearance warning ecu assembly (right side of dash)
Combination meter
Compt) a3
Computer
Computer data lines system
Data lines
Driver
Ecu ig 1 fuse 10a
F3 (center of dash)
Hot in on or start
Ig2
Instrument panel j/b (left side of dash)
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f99 (right side of dash)
Left center ultrasonic sensor 1 (behind left center bumper)
Left rear ultrasonic sensor 1 (behind left rear bumper)
Left ultrasonic sensor 1 (behind left front bumper)
Met fuse 7.5a
Pnk
Red
Right center ultrasonic sensor 1 (behind right center rear bumper)
Right rear ultrasonic sensor 1 (behind right rear bumper)
Right ultrasonic sensor 1 (behind right front bumper)
Sof
Sor
System

PASSIVE RESTRAINTS

Passive Restraints Wiring Diagram for Lexus HS 250h 2010

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List of elements for Passive Restraints Wiring Diagram for Lexus HS 250h 2010:

(right side of dash)
B16
Buckle switch
Dbcl
Drdc
Ecu ig 2 fuse 10a
Hot in on or start
Instrument panel j/b (left side of dash)
J/c f96
J/c l40 (left quarter panel)
J/c m19
J/c s15 (inside front passenger seat back)
J/c t15 (left side of driver seat)
Left front seat inner belt assembly
Left front seat outer belt assembly
M1 (right rear door)
Position control ecu & left switch assembly (left side of seat)
Red
Right front seat inner belt assembly
Right front seat outer belt assembly
T10
T14
W/ memory
W/o memory

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 3) for Lexus HS 250h 2010

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List of elements for Power Distribution Wiring Diagram (1 of 3) for Lexus HS 250h 2010:

& cooling fans systems
(left side of engine compt) engine room r/b & engine room j/b
Abs main 1 fuse 20a
Abs main 2 fuse 7.5a
Abs mtr 1 fuse 30a
Abs mtr 2 fuse 30a
Air conditioning
Air conditioning & defogger systems
Air conditioning system
Amp 1 fuse 30a
Amp 2 fuse 30a
Anti-lock brakes system
Anti-theft & door locks systems
Batt
Battery
Dc/dc fuse 125a
Dcdc
Dim relay
Dome fuse 10a
Door 2 fuse 25a
Door locks system
Drl relay
Ecu-b fuse 7.5a
Ecu-b2 fuse 7.5a
Ecu-b3 fuse 10a
Electronic power steering system
Engine controls system
Eps fuse 60a
Etcs fuse 10a
Exterior lights system
Fusible link block (front of luggage compt)
G14
H-lp cln fuse 30a
H-lp hi main fuse 20a
Headlights system
Horns & anti-theft systems
Htr fuse 50a
Ig1
Igct fuse 30a
Igct relay
Integration relay
Interior lights, mirrors & garage door opener systems
Main fuse 140a
Mayday fuse 10a
Navigation & sound systems
Oil pmp fuse 10a
P con main fuse 7.5a
P/i 2 fuse 40a
Pnk
Radio 1 fuse 15a
Rdi fuse 40a
Red
S-horn fuse 10a
Short pin
Sound & navigation systems
Sound systems
To engine room r/b & engine room j/b (diagram 2 of 3)
To fuse am2 (diagram 2 of 3)
To instrument panel j/b (diagram 2 of 3)
Transmissions system
Turn & haz fuse 10a
W/ daytime running light
W/o daytime running light

Power Distribution Wiring Diagram (2 of 3) for Lexus HS 250h 2010

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List of elements for Power Distribution Wiring Diagram (2 of 3) for Lexus HS 250h 2010:

(diagram 1 of 3)
(diagram 2 of 3)
(left side of dash) instrument panel j/b
(left side of engine compt) engine room r/b & engine room j/b
A/c fuse 10a
A11
A2 (left front of engine compt)
A21
A23
A32
A40
A43
A44
A53
Acc
Acc relay
Accd
Afs fuse 10a
Air conditioning & defogger systems
Air conditioning & instrument cluster systems
Am2 fuse 7.5a
Am21
Am22
Anti-lock brakes system
B16
B25
B30
B33
B34
B39
Batt fan fuse 10a
Batt fan relay
C13
C14
C16
C26
C27
C28
C30
Cooling fans
Cruise control & wiper/ washer systems
D28
D30
Defogger system
Door locks system
Ecu- ig 1 fuse 10a
Ecu-acc fuse 10a
Ecu-ig 2 fuse 10a
Efi main fuse 20a
Efi main relay
Exterior lights system
F1 (left side of dash)
F2 (center of dash)
F51
F52
From engine room r/b & engine room j/b
From engine room r/b & engine room j/b (diagram 1 of 3)
From fuse p/i 2 a
From integration relay (diagram 1 of 3)
Gauge fuse 10a
Headlights system
Ig1 1 relay
Ig1 2 relay
Ig1 3 relay
Ig1d
Ig2 fuse 20a
Ig2 relay
Ig2d
Ign fuse 10a
Instrument cluster system
Instrument cluster, navigation & sound systems
J/c f94 (left side of dash)
J/c f97 (left side of dash)
J/c f98 (center of dash)
Main body ecu
Met fuse 7.5a
Mirrors system
Navigation system
P/i 1 fuse 60a
P/point relay
Pnk
Power management control ecu (right side of dash)
Power outlet socket
Power switch
Pwr outlet fuse 15a
Radio 2 fuse 7.5a
Red
Seat htr fl fuse 10a
Seat htr fr fuse 10a
Seats system
Sound & engine controls systems
Sound & navigation systems
Ssw1
Ssw2
System
Tail relay
To fuse s/roof (diagram 3 of 3)
To instrument panel j/b (diagram 2 of 3)
Washer fuse 15a
Wip fuse 30a
Wiper/ washer system
Wiper/washer system

Power Distribution Wiring Diagram (3 of 3) for Lexus HS 250h 2010

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List of elements for Power Distribution Wiring Diagram (3 of 3) for Lexus HS 250h 2010:

(left side of dash) instrument panel j/b
A/c 2 fuse 10a
A12
A13
A14
A54
A56
Air conditioning system
Altb
B16
B23
B32
Bk/dr relay relay
C11
C12
Computer data lines system
D fr door fuse 25a
D/l source
D13
D19
Door 1 fuse 25a
Door rl fuse 25a
Door rr fuse 25a
Ecu
Engine controls, anti-lock brakes & exterior lights systems
Exterior lights system
Fr fog fuse 15a
Fr fog relay
From ig1 3 relay e (diagram 2 of 3)
Fuel opn fuse 7.5a
Interior lights, memory & power windows systems
Main body
Memory & electronic power steering systems
Memory systems
Memory, anti-theft, mirrors, door locks & power windows systems
Obd fuse 7.5a
P fr door fuse 25a
Pnk
Power tops system
Power windows system
Psb fuse 30a
Pwr seat fl fuse 30a
Pwr seat fr fuse 30a
Red
S/roof fuse 30a
Seats system
Shade rr fuse 10a
Stop fuse 10a
Ti & te fuse 30a
Trunk, tailgate, fuel doors system

POWER DOOR LOCKS

Power Door Locks Wiring Diagram (1 of 5) for Lexus HS 250h 2010

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List of elements for Power Door Locks Wiring Diagram (1 of 5) for Lexus HS 250h 2010:

(left side of engine compt) a5
(left side of engine compt) engine room j/b
(right side of dash) transmission control ecu assembly
A/c fuse 10a
A2 (left front of engine compt)
A35
A37
A44
Act+
Act-
Actd
Actg
Altb
B10
Batt
Becu
Bk/dr relay
Bma
Bzr
C18
C23
C28
C32
D dr unlock relay
D/l relay
D/l source relay
D11
D12
D25
Detection unlock
Door 1 fuse 25a
Door 2 fuse 25a
Dr unlock relay
Ecu-b fuse 7.5a
Engine room r/b (left side of engine compt)
F1 (left side of dash)
G14
G22
Gnd1
Gnd2
Headlights system
Hl4
Hlpl
Hlpr
Horns system
Hot at all times
Hot in on or start
Hrly
Hrnh
Hrnl
Ig1
Instrument panel j/b (left side of dash)
Integration relay
J/b f94 (left side of dash)
J/c a50 (left side of dash)
L1 (left rear "c" pillar)
Left front door w/ motor lock assembly
Left rear door w/ motor lock assembly
Lgcy
Lock key
Lsfl
Lsfr
Lsr
Lswr
Main body ecu
Met fuse 7.5a
P/i 2 fuse 40a
Pcn
Pcnt
Pnk
Red
Shift control actuator assembly (left front of engine compt)
Tr+
Ul3
Unlock key
Wireless door lock buzzer (left rear of engine compt)

Power Door Locks Wiring Diagram (2 of 5) for Lexus HS 250h 2010

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List of elements for Power Door Locks Wiring Diagram (2 of 5) for Lexus HS 250h 2010:

Am2 fuse 7.5a
B11
B13
B17
B18
B31
Bcyl
Buzzer
Canh
Canl
Combination meter
Computer data lines system
Engine room r/b (left side of engine compt)
Exterior lights system
F3 (center of dash)
Flcl
Flcy
Frcl
Frcy
Fspt
Haz
Hot at all times
Instrument panel j/b (left side of dash)
Interior lights system
J/b f94 (left side of dash)
J/c f96 (right side of dash)
J/c m19
L2 (left rear luggage compt)
Lcty
Left front door courtesy switch (left "b" pillar)
Left rear door courtesy switch (left "c" pillar)
Luggage compartment door lock assembly
Luggage electrical key switch
M1 (right rear door)
Main body ecu
Master warning ind
Multi information display
Pnk
Rcty
Red
Right front door courtesy switch
Right front door w/ motor lock assembly
Right rear door courtesy switch
Right rear door w/ motor lock assembly
Tkul

Power Door Locks Wiring Diagram (3 of 5) for Lexus HS 250h 2010

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List of elements for Power Door Locks Wiring Diagram (3 of 5) for Lexus HS 250h 2010:

(right side of dash) power management control ecu
Accd
Agnd
Am21
Am22
Ca2h
Ca2l
Ca3n
Ca3p
Caih
Cail
Code
Computer data lines system
F1 (left side of dash)
F51
F52
Gnd
Gnd2
Ig1d
Ig2d
Inds
Indw
J/b a53 (right side of dash)
J/c f94 (left side of dash)
J/c f97 (left side of dash)
Lin2
Pnk
Power distribution system
Power switch
Ppos
Rdy
Red
Spd
Ss1
Ss2
Ssw1
Ssw2
St2
Stop light switch assembly (above brake pedal, on bracket)
Stp1
Swil
System distribution power
Transponder key coil
Txct
Vc5

Power Door Locks Wiring Diagram (4 of 5) for Lexus HS 250h 2010

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List of elements for Power Door Locks Wiring Diagram (4 of 5) for Lexus HS 250h 2010:

(center of dash) f3
A14
A23
A58
Ant1
Ant2
C11
C39
Canh
Canl
Cg7b
Clg4
Clg7
Clgb
Computer data lines system
D fr door fuse 25a
Engine room r/b (left front of engine compt)
F1 (left side of dash)
Gnd
Hot at all times
Hot in on or start
Hybrid vehicle control ecu (left side of engine compt)
Ign fuse 10a
Indoor luggage compartment electrical key oscillator (left front of luggage compt)
Instrument panel j/b (left side of dash)
J/b a51 (left side of dash)
J/c f94 (left side of dash)
J/c f97 (left side of dash)
Lock
Luggage door opening cancel switch assembly
Main body ecu
Pnk
Ppos
Rdy
Rear indoor electrical key oscillator (left quarter panel)
Red
Right front door outside handle assembly
Right front power window regulator switch assembly
S-horn fuse 10a
S-horn relay
Security horn assembly (right rear of engine compt)
Sens
St2
Stop fuse 10a
Tmsw f7
Trg+
Un lock

Power Door Locks Wiring Diagram (5 of 5) for Lexus HS 250h 2010

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List of elements for Power Door Locks Wiring Diagram (5 of 5) for Lexus HS 250h 2010:

(center console) front indoor electrical key oscillator
(center of dash) f3
(left side of dash) f1
(right side of dash) j/c f96
12v
A1 (left front of engine compt)
A27
Agnd
Ant
Ant1
Ant2
Asel
B27
C35
C38
Canh
Canl
Certification ecu assembly (right side of dash)
Cg1b
Cg2b
Cg5b
Cg6b
Cg7b
Cg8b
Clg1
Clg2
Clg3
Clg5
Clg6
Clg7
Clg8
Clgb
Code
Computer data lines system
Control circuit
Cspt
Cutb
Data
Dim
Door control receiver (left rear quarter panel)
Door control receiver 2 (right rear luggage compt)
Door lock switch
Door unlock switch sub-assembly
Drl
Ecu-b2 fuse 7.5a
Engine hood courtesy switch assembly
Engine room r/b (left side of engine compt)
F1 (left side of dash)
F49
F50
Gnd
Hcty
Headlights system
Hmw+
Hot at all times
Hwm-
Ile
Ind
Instrument panel j/b (left side of dash)
Integration control & panel assembly
Interior lights system
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f99 (right side of dash)
J/c m19
L2 (left rear luggage compt)
Left front door outside handle assembly
Lin
Lin2
Lock
M1 (right rear door)
Main body ecu
Multiplex network master switch assembly
Nca
Outside luggage electrical key antenna
Pnk
Pos1
Pos2
Rco
Rda
Red
Rssi
Security ind light
Sen1
Sen2
Sens
Slf+
Swil
Trg+
Tsw1
Tsw2
Tsw5
Txct
Ul1
Unlock
Vc5

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for Lexus HS 250h 2010

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List of elements for Electrochromic Mirror Wiring Diagram for Lexus HS 250h 2010:

(left side of dash) j/c f97
A40
B20
C40
Dome fuse 10a
Ec mirror
Ec+
Ec-
Eci+
Eci-
Ecu-ig1 1 fuse 10a
Engine room r/b (left side of engine compt)
F1 (left side of dash)
Hot at all times
Hot w/ ig1 1 relay energized
Inner rear view mirror assembly
Instrument panel j/b (left side of dash)
J/c f94 (left side of dash)
J/c f96 (right side of dash)
Left outer mirror assembly
Left outer mirror control ecu assembly (left front door)
Pnk
Right outer mirror assembly
Right outer mirror control ecu assembly (right front door)
W/ automatic high beam
W/o automatic high beam
Z31
Z32

Power Mirrors Wiring Diagram for Lexus HS 250h 2010

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List of elements for Power Mirrors Wiring Diagram for Lexus HS 250h 2010:

B30
Defogger system
Down
Down/right
Ecu-acc fuse 10a
Exterior lights system
F1 (left side of dash)
F3 (center of dash)
Hot w/ acc relay energized
Ill+
Ill-
Instrument panel j/b (left side of dash)
Interior lights system
J/c f96 (driver's door)
J/c f99 (right side of dash)
Left
Left outer mirror assembly
Mirror heater
Mlp
Operation switches
Outer mirror switch assembly
Red
Right
Right outer mirror assembly
Select switches
Turn
Up/left

POWER SEATS

Climate Control Seats Wiring Diagram for Lexus HS 250h 2010

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List of elements for Climate Control Seats Wiring Diagram for Lexus HS 250h 2010:

A21
A40
Air conditioning system
Bllh
Blrh
Ctb
Ecu-ig 1 fuse 10a
F3 (center of dash)
Gnd
Heater 1
Heater 2
Hot w/ ig1 1 relay energized
Hot w/ ig1 3 relay energized
Ill+
Ill-
Instrument panel j/b (left side of dash)
Interior
Interior lights system
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f99 (right side of dash)
J/c l40 (left quarter panel)
J/c m19
J/c s15 (inside front passenger seat back)
J/c t15 (left side driver's seat)
Left seat back climate control blower
Left seat control heater sub-assembly
Left seat cushion climate control blower assembly
Lights system
M1 (right rear door)
Pnk
Red
Rel1
Right seat back climate control blower
Right seat control heater sub-assembly
Right seat cushion climate control blower assembly
Seat back
Seat cushion
Seat heater switch
Seat htr fl fuse 10a
Seat-htr fr fuse 10a
Sign
Svs5
Svsg
Swl
Swr
Thl
Thr

Driver Power Seat Wiring Diagram for Lexus HS 250h 2010

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List of elements for Driver Power Seat Wiring Diagram for Lexus HS 250h 2010:

D13
Down
Fdwn
Front
Front vertical
Fup
Hold
Hot at all times
Instrument panel j/b (left side of dash)
J/c l40 (left quarter panel)
J/c t15 (left side of driver seat)
Ldwn
Left front lumbar support forward & back motor assembly
Left front power seat lift position motor assembly
Left front power seat reclining position motor assembly
Left front power seat slide position motor assembly
Left front power seat switch
Left front power seat vertical position motor assembly
Lifter
Lup
Pwr seat fl fuse 30a
Rclf
Rclr
Rear
Reclining
Release
Sldf
Sldr
Slide

Passenger Power Seat Wiring Diagram for Lexus HS 250h 2010

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List of elements for Passenger Power Seat Wiring Diagram for Lexus HS 250h 2010:

Down
Fdwn
Front
Front vertical
Fup
Hold
Hot at all times
Instrument panel j/b (left side of dash)
J/c m19
J/c s15 (inside front passenger seat back)
Ldwn
Lifter
Lup
M1 (right rear door)
Pwr seat fr fuse 30a
Rclf
Rclr
Rear
Reclining
Release
Right front lumbar support forward & back motor assembly
Right front power seat lift position motor assembly
Right front power seat reclining position motor assembly
Right front power seat slide position motor assembly
Right front power seat switch
Right front power seat switch assembly
Right front power seat vertical position motor assembly
Sldf
Sldr
Slide

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Lexus HS 250h 2010

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List of elements for Power Top/Sunroof Wiring Diagram for Lexus HS 250h 2010:

A27
A40
A44
Ant
Asel
B13
B31
Buzzer
Canh
Canl
Certification ecu assembly (right side of dash)
Close
Cls
Combination meter
Computer data lines system
Data
Door control receiver (left rear quarter panel)
Door control receiver 2 (right rear luggage compt) ant
Down
Dwn
Ecu-ig 1 fuse 10a
F1 (left side of dash)
F49
F50
Flcy
Frcy
Gnd
Gnd2
Gnd9
Hot in on or start
Ig2
Instrument panel j/b (left side of dash)
J/c f94 (left side of dash)
J/c f95 (center of dash)
J/c f97 (left side of dash)
J/c m19
Lcty
Left front door courtesy switch (left "b" pillar)
Left rear door courtesy switch (left "c" pillar)
Lin2
M1 (right rear door)
Main body ecu
Map light assembly
Master ind
Met fuse 7.5a
Mpx1
Nca
Open
Opn
Pnk
Rc0
Rcty
Rda
Red
Right front door courtesy switch
Right rear door courtesy switch
Rssi
S/roof fuse 30a
Sliding roof control ecu (front center of roof)

POWER WINDOWS

Power Windows Wiring Diagram (1 of 2) for Lexus HS 250h 2010

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List of elements for Power Windows Wiring Diagram (1 of 2) for Lexus HS 250h 2010:

(left "b" pillar) left front door courtesy switch assembly
12v
A1 (left front of engine compt)
A14
A27
Acc
Altb
B13
B31
Becu
Bzr
C18
C23
Canh
Canl
Computer data lines system
Control circuit
D fr door fuse 25a
D26
Door 1 fuse 25a
Driver side auto switch
Driver side down switch
Driver side up switch
Ecu-acc fuse 10a
Ecu-b fuse 7.5a
Ecu-ig 1 fuse 10a
Engine room r/b (left side of engine compt)
F1 (left side of dash)
Flcy
Frcy
Front passenger side control switch
Gnd2
Hall ic
Hot at all times
Hot w/ acc relay energized
Hot w/ igi 1 relay energized
Instrument panel j/b (left side of dash)
Interior lights system
J/c a50 (left side of dash)
J/c f95 (center of dash)
J/c f97 (left side of dash)
Lcty
Led
Left front power window regulator motor assembly
Left rear door courtesy switch assembly (left "c" pillar)
Left rear side control switch
Lin1
Lin2
Main body ecu (left side of dash)
Multiplex network master switch assembly
Pnk
Power window indicator
Rcty
Red
Right front door courtesy switch assembly
Right rear door courtesy switch assembly
Right rear side control switch
Window lock switch
Window lock switch indicator
Wireless door lock buzzer (left rear of engine compt)

Power Windows Wiring Diagram (2 of 2) for Lexus HS 250h 2010

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List of elements for Power Windows Wiring Diagram (2 of 2) for Lexus HS 250h 2010:

A13
Ant
Asel
Auto
Auto down
Auto up
Canh
Canl
Certification ecu assembly (right side of dash)
Computer data lines system
Data
Door control receiver (left rear quarter panel)
Door control receiver 2 (right rear luggage compt)
Door locks system
Door rl fuse 25a
Door rr fuse 25a
F3 (center of dash)
F49
F50
Gnd
Hall ic
Hot at all times
Instrument panel j/b (left side of dash)
Interior lights system
J/c f95 (center of dash)
J/c m19
L1 (left rear "c" pillar)
Led
Left rear power window regulator motor assembly
Left rear power window regulator switch assembly
M1 (right rear door)
Manual down
Manual up
Nca
P fr door fuse 25a
Pnk
Rco
Rda
Red
Right front power window regulator motor assembly
Right front power window regulator switch assembly
Right rear power window regulator motor assembly
Right rear power window regulator switch assembly
Rssi

Rear Window Sun Shade Wiring Diagram for Lexus HS 250h 2010

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List of elements for Rear Window Sun Shade Wiring Diagram for Lexus HS 250h 2010:

A40
A58
B23
Canh
Canl
Computer data lines system
Ecu-ig 1 fuse 10a
F3 (center of dash)
Hot at all times
Hot w/ ig1 1 relay energized
Hybrid vehicle control ecu (left side of engine compt)
Instrument panel j/b (left side of dash)
Interior lights system
J/c f94 (left side of dash)
J/c f96 (right side of dash)
J/c f99 (right side of dash)
J/c l40 (left quarter panel)
Limit switch
Main body ecu (left side of dash)
Pnk
Rear sunshade relay (front of luggage compt)
Rear sunshade switch assembly
Red
Rev
Shade rr fuse 10a
Sunshade motor

RADIO

Radio Wiring Diagram, with Navigation (1 of 6) for Lexus HS 250h 2010

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List of elements for Radio Wiring Diagram, with Navigation (1 of 6) for Lexus HS 250h 2010:

(rear deck lid) (w/o parking assist ecu) rear television camera assembly
(right side of dash) ieee connector
Acc
Agnd
Ali
Antenna
Antenna amplifier
Ari
Asgn
Auxi
Ca+
Cb+
Cgnd
Computer data lines system
Cv+
Cv-
Display & navigation module display (center of dash)
F1 (left side of dash)
F126
F129
F130
F136
F139
F140
F3 (center of dash)
F31
F32
F33
Gnd
Gps antenna
Gvif
Ieee c1
J/c f94 (left side of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Mi+
Mi-
Mo+
Mo-
Nca
Ntsc
Ntsf
Parking assist ecu (right side of dash)
Pnk
Radio receiver sub-assembly
Red
Sdars antenna
Sgd1
Sld
Sld1
Sldi
Sldo
Tx1+
Tx1-
Tx2+
Tx2-
Tx3+
Tx3-
Vmtf
Vv+
Vv-
Wui
Wuo

Radio Wiring Diagram, with Navigation (2 of 6) for Lexus HS 250h 2010

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List of elements for Radio Wiring Diagram, with Navigation (2 of 6) for Lexus HS 250h 2010:

(left side of dash) j/c f94
-b2
Acc
Acc2
B39
C14
Computer data lines system
Engine room r/b (left side of engine compt)
F128
F2 (center of dash)
F3 (center of dash)
F37
F72
Gnd1
Gvif
Hot at all times
Hot in on or acc
Hot in on or start
Ign fuse 10a
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c f96 (right side of dash)
J/c f98 (center of dash)
J/c f99 (right side of dash)
Mayday fuse 10a
Mtx+
Mtx-
Multi-display
Nca
Nts1
Pnk
Rad 1 fuse 15a
Rad 2 fuse 7.5a
Red
Sgn1
Sgnd
Sw1
Sw2
Telltale light assembly
Tx4+
Tx4-
Tx5+
Tx5-
Vcc
Vdd
Vmt1

Radio Wiring Diagram, with Navigation (3 of 6) for Lexus HS 250h 2010

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List of elements for Radio Wiring Diagram, with Navigation (3 of 6) for Lexus HS 250h 2010:

(center of dash) (w/ lexus enform) dcm (telematics transceiver)
Acc
Api-
Bbi+
Bbi-
Computer data lines system
Ctr1
Ctr2
F133
F135
F3 (center of dash)
F38
F80
Gnd
Gps antenna
Gsw
Ig2
Ill+
Ind1
Ind2
Instrument cluster system
Interior lights system
J/c f95 (center of dash)
J/c f99 (right side of dash)
Mci-
Mco+
Mco-
Mcvd
Multi-media interface ecu assembly (center console)
Mute
Nca
Pnk
Red
Sgnd
Sig-
Sig1
Sil
Spdp
Spi+
Spo+
Spo-
Stereo jack adapter assembly 1
Telephone antenna
Tx1+
Tx1-
Ugd1
Uro+
Uro-
Usd1

Radio Wiring Diagram, with Navigation (4 of 6) for Lexus HS 250h 2010

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List of elements for Radio Wiring Diagram, with Navigation (4 of 6) for Lexus HS 250h 2010:

(center of dash) backup battery (mayday battery)
(left side of dash) j/c f94
(left side of dash) j/c f97
Bbo+
Bbo-
Btr1
Btr2
Computer data lines system
Ecu- ig 2 fuse 10a
F1 (left side of dash)
Head up display switch assembly
Hot in on or start
Instrument panel j/b (left side of dash)
J/c f94 (left side of dash)
J/c f96 (right side of dash)
J/c f97 (left side of dash)
Map light assembly
Meter mirror sub assembly (if equipped)
Microphone amplifier
Mpx1
Mpx2
Navi
Navi switch
Nca
Pnk
Red
Sos switch
Sw1
W/ lexus enform
W/o lexus enform

Radio Wiring Diagram, with Navigation (5 of 6) for Lexus HS 250h 2010

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List of elements for Radio Wiring Diagram, with Navigation (5 of 6) for Lexus HS 250h 2010:

(center of dash) display & navigation module display
(or red)
(parking brake assembly) parking brake switch assembly
+b1
+tw
-tw
A16
Acc
C20
Canh
Canl
Computer data lines system
Door locks system
F19
F3 (center of dash)
F30
F76
Gnd1
Instrument cluster system
Instrument panel j/b (left side of dash)
J/c f95 (center of dash)
J/c f99 (right side of dash)
Left front speaker assembly 1
Left front speaker assembly 2
Left rear speaker assembly
Left rear speaker assembly 2
Macc
Min+
Min-
Mode
Nca
Off hook
On hook
Pkb
Pnk
Red
Right front speaker assembly 1
Right front speaker assembly 2
Sech
Seek+
Seek-
Sgnd
Sns2
Spd
Speaker
Spiral cable sub-assembly (steering column)
Steering pad switch assembly
Sw1
Sw2
Swg
Twl+
Twl-
Twr+
Twr-
Tx+
Tx-
Va-
Var+
Var-
Voice
Volume+
Volume-
W/ lexus enform
W/o lexus enform
Z33

Radio Wiring Diagram, with Navigation (6 of 6) for Lexus HS 250h 2010

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List of elements for Radio Wiring Diagram, with Navigation (6 of 6) for Lexus HS 250h 2010:

(15 speakers) left rear speaker assembly 3
(15 speakers) right rear speaker assembly 3
(center of dash) remote operation controller assembly
+b2
+tw
-tw
10 speakers
Acc
Amp 1 fuse 30a
Amp 2 fuse 30a
Ctr+
Ctr-
Engine room r/b (left side of engine compt)
F2 (center of dash)
F23
F24
F40
F41
F42
F43
Fl+
Fl-
Fr+
Fr-
Front speaker assembly 3
Gnd
Gnd2
Hot at all times
Instrument cluster system
J/c f98 (center of dash)
Left front speaker assembly 1 (15 speakers)
Mi+
Mi-
Ml+
Ml-
Mo+
Mo-
Mr+
Mr-
Nca
Pnk
Rear stereo component speaker assembly
Red
Right front speaker assembly 1 (15 speakers)
Right rear speaker assembly
Right rear speaker assembly 2
Rl+
Rl-
Rr+
Rr-
Sgnd
Sldi
Sldo
Spd
Stereo component amplifier assembly (below right front seat)
Tmut
W/ lexus enform
W/o lexus enform
Wf1+
Wf1-
Wf2+
Wf2-
Wui
Wuo

Radio Wiring Diagram, without Navigation (1 of 4) for Lexus HS 250h 2010

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List of elements for Radio Wiring Diagram, without Navigation (1 of 4) for Lexus HS 250h 2010:

(center of dash) f3
(or red)
(right side of dash) j/c f99
Acan
Acc
Adim
Agnd
Ali
Antenna
Ari
Asgn
Atx+
Atx-
Auxi
B39
C14
Cdl+
Cdl-
Cdr+
Cdr-
Csld
Engine room r/b (left side of engine compt)
F133
F19
F66
F67
F68
F79
F82
Gnd
Hot at all times
Hot in on or acc
Hot in on or start
Ign fuse 10a
Instrument cluster system
Instrument panel j/b (left side of dash)
Ivo+
Ivo-
J/c a50 (left side of dash)
J/c f96 (right side of dash)
J/c f98 (center of dash)
Macc
Main body ecu
Mayday fuse 10a
Min+
Min-
Mode
Multi-media interface ecu assembly (center console)
Mut1
Mute
Nca
Off hook
On hook
Pnk
Rad 1 fuse 15a
Rad 2 fuse 7.5a
Radio receiver sub-assembly
Red
Sdars antenna
Seek+
Seek-
Sgnd
Sld
Sldi
Sns2
Spd
Spiral cable sub-assembly (steering column)
Steering pad switch assembly
Stereo jack adapter assembly
Sw1
Sw2
Swg
Tx1+
Tx1-
Txm+
Txm-
Ulo+
Ulo-
Uro+
Uro-
Usd1
Voice
Volume+
Volume-
W/ safety connect
W/o safety connect
Z33

Radio Wiring Diagram, without Navigation (2 of 4) for Lexus HS 250h 2010

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List of elements for Radio Wiring Diagram, without Navigation (2 of 4) for Lexus HS 250h 2010:

(center of dash) (w/ safety connect) dcm (telematics transceiver)
(center of dash) j/c f95
(right side of dash) j/c f99
Acc
Api-
Bbi+
Bbi-
Computer data lines system
Ctr1
Ctr2
F3 (center of dash)
F69
Gps antenna
Gsw
Ig2
Ii1+
Ii1-
Ind1
Ind2
Instrument cluster system
Mci-
Mco+
Mco-
Mcvd
Mute
Nca
Pnk
Red
Sgnd
Sig-
Sig1
Sil
Spdp
Spi+
Spo+
Spo-
Stereo component amplifier assembly (below right front seat)
Telephone antenna
Tmut
Tx+
Tx-

Radio Wiring Diagram, without Navigation (3 of 4) for Lexus HS 250h 2010

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List of elements for Radio Wiring Diagram, without Navigation (3 of 4) for Lexus HS 250h 2010:

(center of dash) backup battery (mayday battery)
Bbo+
Bbo-
Btr1
Btr2
Map light assembly
Microphone amplifier
Nca
Pnk
Red
Right front speaker assembly 1
Right front speaker assembly 2
Sos switch
Twr+
Twr-
W/ safety connect
W/o safety connect

Radio Wiring Diagram, without Navigation (4 of 4) for Lexus HS 250h 2010

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List of elements for Radio Wiring Diagram, without Navigation (4 of 4) for Lexus HS 250h 2010:

(left side of dash) j/c f94
(left side of dash) j/c f97
+b2
+tw
-tw
Amp 1 fuse 30a
Amp 2 fuse 30a
Ctr+
Ctr-
Engine room r/b (left side of engine compt)
F1 (left side of dash)
F2 (center of dash)
F23
F24
F43
Fl+
Fl-
Fr+
Fr-
Front speaker assembly 3
Gnd
Gnd2
Hot at all times
J/c f98 (center of dash)
Left front speaker assembly 1
Left front speaker assembly 2
Left rear speaker assembly
Left rear speaker assembly 2
Pnk
Rear stereo component speaker assembly
Red
Right rear speaker assembly
Right rear speaker assembly 2
Rl+
Rl-
Rr+
Rr-
Stereo component amplifier assembly (below right front seat)
Twl+
Twl-
Wf1+
Wf1-
Wf2+
Wf2-

SUPPLEMENTAL RESTRAINTS

Pre-Collision Wiring Diagram for Lexus HS 250h 2010

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List of elements for Pre-Collision Wiring Diagram for Lexus HS 250h 2010:

A44
A58
B16
Ca1h
Ca1l
Ca1n
Ca1p
Can h
Can l
Canh
Canl
Combination meter
Computer
Computer data lines system
Data lines
Driving support ecu assembly (right side of dash)
Ecu-ig fuse 10a
F1 (left side of dash)
F107
F108
F2 (center of dash)
F3 (center of dash)
Hot at all times
Hot in on or start
Hybrid vehicle control ecu (left side of engine compt)
I/f
Ig1
Ig2
Igb
Instrument panel j/b (left side of dash)
J/c f94 (left side of dash)
J/c f96 (right side of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Left front pre-collision seat belt motor (base of left "b" pillar)
Lgnd
Met fuse 7.5a
Millimeter wave radar sensor assembly (front of engine compt)
Mol+
Mol-
Mor+
Mor-
Pbsw
Pcs ind
Pgnd
Pre-collision system cancel switch assembly
Psb fuse 30a
Red
Right front pre-collision seat belt motor (base of right "b" pillar)
Seat belt control ecu (right side of dash)
Sgnd
Skid control ecu assembly (left side of engine compt)
System

Supplemental Restraint Wiring Diagram (1 of 3) for Lexus HS 250h 2010

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List of elements for Supplemental Restraint Wiring Diagram (1 of 3) for Lexus HS 250h 2010:

(base of left "b" pillar) left front pretensioner
(left roof rail) left curtain shield air bag assembly
(left side of driver seat) left side air bag squib circuit
(right side of dash) front passenger side squib circuit
+sl
+sr
-sl
-sr
A24
A25
A38
A39
A45
A46
A58
Abfs
Air bag on/off indicator
Air bag sensor assembly (lower center of dash)
Bbl+
Bbl-
Canh
Canl
Computer data lines system
D2+
D2-
Dcm (telematics transceiver) (center of dash)
Dk+
Dk-
F1 (left side of dash)
F2 (center of dash)
F34
F38
Gsw
Gsw2
Gsw3
Hybrid vehicle control ecu (left side of engine compt)
Icl+
Icl-
Ig2
Instrument panel j/b (left side of dash)
Lbe+
Lbe-
Left front air bag sensor (left front of engine compt, behind headlight)
Left rear seat outer belt assembly
Lower instrument panel air bag assembly 1 (center of dash)
Lower instrument panel air bag assembly 2 (right side of dash)
Lsp-
Lsr+
P-ab
P2+
P2-
Paon
Pk+
Pk-
Pl+
Pl-
Plr+
Plr-
Red
Right front air bag sensor (right front of engine compt, behind headlight)
Rl+
Rl-
Sfl+
Sfl-
Telltale light assembly

Supplemental Restraint Wiring Diagram (2 of 3) for Lexus HS 250h 2010

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List of elements for Supplemental Restraint Wiring Diagram (2 of 3) for Lexus HS 250h 2010:

(center of dash) driver side squib circuit
(left "b" pillar) left rear side air bag squib circuit
Air bag sensor assembly (lower center of dash)
Bbl+
Bbl-
Bbr+
Bbr-
Bcl+
Bcl-
Bcr+
Bcr-
Buckle switch
F17
First
Fsr+
Fsr-
Icr+
Icr-
Left front seat inner belt assembly
Left front side air bag sensor assembly
Left rear side air bag sensor assembly
Pr+
Pr-
Prr+
Prr-
Red
Right curtain shield air bag assembly (right roof rail)
Right front pretensioner (base of right "b" pillar)
Right front side air bag sensor assembly
Right rear seat outer belt assembly
Right rear side air bag sensor
Right rear side air bag squib circuit (right ``b" pillar)
Right side air bag squib circuit (right side of front passenger seat)
Rr+
Rr-
Seat position air bag sensor
Second
Sfr+
Sfr-
Spiral cable sub- assembly (steering column)
Z35
Z36

Supplemental Restraint Wiring Diagram (3 of 3) for Lexus HS 250h 2010

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List of elements for Supplemental Restraint Wiring Diagram (3 of 3) for Lexus HS 250h 2010:

(left side of dash)
(left side of dash) j/c f94
A37
A47
Bgnd
Bsw
Buckle switch
C18
Can h
Can l
Can n
Can p
Combination meter
Computer data lines system
Dia
Driver
Ecu-b fuse 7.5a
Engine room r/b (left side of engine compt)
Front in weight detection sensor sub-assembly (front passenger seat)
Front out weight detection sensor sub-assembly (right side of front passenger seat)
Fsr+
Fsr-
Gnd
Gsw
Hot at all times
Hot in on or start
I/f
Ig2
Ign fuse 10a
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c f94 (left side of dash)
J/c f97 (left side of dash)
J/c m19
M1 (right rear door)
Main body ecu
Met fuse 7.5a
Occupant detection ecu (left side of front passenger seat)
Pnk
Rear in weight detection sensor sub-assembly (left inside rear of front passenger seat)
Rear out weight detection sensor sub-assembly (rear outside of front passenger seat)
Red
Right front seat inner belt assembly
S14
S1g1
S1g2
S1g3
S1g4
S20
Sgd1
Sgd2
Sgd3
Sgd4
Sig1
Sig2
Sig3
Sig4
Srs ind
Svc1
Svc2
Svc3
Svc4

TRANSMISSION

Transmission Wiring Diagram (1 of 3) for Lexus HS 250h 2010

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List of elements for Transmission Wiring Diagram (1 of 3) for Lexus HS 250h 2010:

(above brake pedal, on bracket) stop lamp switch assembly
+b1
+b2
A44
A58
Batt
C11
C2 (upper rear of engine)
C28
Clk+
Clk-
E2x1
E2x2
Ep1
Ep2
Eta
Ge01
Gmt
Gmtg
Hall ic
Ho in on or start
Hot at all times
Hsdn
Htm+
Htm-
Hybrid vehicle control ecu (left side of engine compt)
Ilk
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c a51 (left side of dash)
Met fuse 7.5a
Mmt
Mmtg
Mrel
Mth+
Mth-
Nca
Pcon
Pnk
Ppos
Red
Req+
Req-
Shift lever position sensor (behind center of dash)
Shift lever position sensor 2 (center of dash)
St1-
Stop fuse 10a
Stp
Throttle body assembly w/ motor
Vcp1
Vcp2 a58
Vcta
Vcx1
Vcx2
Vcx3
Vcx4
Vpa
Vpa2
Vsx1
Vsx2
Vsx3
Vsx4
Vta
Vta2

Transmission Wiring Diagram (2 of 3) for Lexus HS 250h 2010

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List of elements for Transmission Wiring Diagram (2 of 3) for Lexus HS 250h 2010:

A2 (left front of engine compt)
A35
A36
Anti-theft
Batt
Battery voltage sensor (left front of luggage compt)
Bma
Ca1h
Ca1l
Computer data lines system
E01
E02
Ecu-b fuse 7.5a
Engine room j/b (left side of engine compt)
Engine room r/b (left side of engine compt)
Hot at all times
Igct
Igct 2 fuse 10a
Igct fuse 30a
Igct relay
Ind
Integration relay
J/c a51 (left side of dash)
J/c z18 (left front of luggage compt)
Lin
Mua
Mva
Mwa
P con main fuse 7.5a
Pcn
Pcnt
Pcon
Pcu fuse 10a
Pnk
Ppos
Re2
Red
Rvc
Shift control actuator assembly (left front of engine compt)
System
Transmission control ecu assembly (right side of dash)
Z15

Transmission Wiring Diagram (3 of 3) for Lexus HS 250h 2010

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List of elements for Transmission Wiring Diagram (3 of 3) for Lexus HS 250h 2010:

(center of dash) (transmission shift main switch) p position switch
(left side of dash) j/c f97
(left side of engine compt) a5
(right side of dash) j/c f99
+b2
A1 (left front of engine compt)
A59
Accelerator pedal sensor assembly (upper left side of dash)
Acpb
Acpe
Air conditioning system
Buzzer
C2 (upper rear of engine)
C22
C23
C24
C25
Cbi
Cei
Clk+
Clk-
Combination meter
Computer data lines system
Driver
Drn1
Drn2
Drn3
Drn4
Drn5
Drn6
Drn8
Eco ind
Eco mode ind
Efi main relay
Engine controls system
Engine room j/b (left side of engine compt)
Epa
Epa2
Ev ind
F1 (left side of dash)
Front motor generator 1 (left front of engine compartment)
Front motor generator 2 (left front of eng compt)
Gcs
Gcsg
Gmt
Gmtg
Gnd
Gnd1
Gnd2
Grf
Grfg
Gsn
Gsng
Hsdn
Htm+
Htm-
Ilk
Ilki
Ilko
Interlock switch (left front of engine compt)
Inverter assembly w/ converter (left front of eng compt)
J/c a50 (left side of dash)
J/c a51 (left side of dash)
J/c f95 (center of dash)
J/c m19
M1 (right rear door)
Malfunction indicator lamp
Mcs
Mcsg
Mmt
Mmtg
Mrf
Mrfg
Msn
Msng
Mth+
Mth-
Multi information display
Nca
Pnk
Pwr off ind
Ready ind
Red
Req+
Req-
Vcp2
Vcpa
Vpa2
Vta
Z10

TRUNK, TAILGATE, FUEL DOOR

Trunk & Fuel Door Release Wiring Diagram for Lexus HS 250h 2010

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List of elements for Trunk & Fuel Door Release Wiring Diagram for Lexus HS 250h 2010:

(right side of dash)
B32
Bk/dr relay
Door 1 fuse 25a
F1 (left side of dash)
F3 (center of dash)
Fuel lid lock assembly w/ motor (left rear quarter panel)
Fuel lid opening relay (left side of dash)
Fuel opn fuse 7.5a
Gnd1
Hot at all times
Instrument panel j/b (left side of dash)
Interior lights system
J/c f94 (left side of dash)
J/c f96
J/c f96 (right side of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
J/c l40 (left quarter panel)
L2 (left rear luggage compt)
Lgcy
Luggage compartment door lock assembly
Luggage door opening cancel switch assembly
Luggage door opening switch assembly
Luggage electrical key switch
Main body ecu
Red
Tkul
Tmsw
Tr+

WARNING SYSTEMS

Seat Belt Warning Wiring Diagram for Lexus HS 250h 2010

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List of elements for Seat Belt Warning Wiring Diagram for Lexus HS 250h 2010:

(left rear luggage compt) l2
(left side of dash) f1
A37
Air bag sensor assembly (lower center of dash)
Bgnd
Bsw
Buzzer
C18
Can ic
Canh
Canl
Combination meter
Computer data lines system
Door ind
Door unlock switch sub assembly
Driver
Driver's seat belt
Ecu-b fuse 7.5a
Engine room r/b (left side of engine compt)
F34
Flcy
Fsr+
Fsr-
Hot at all times
Hot in on or start
Ig2
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c f94 (left side of dash)
J/c f97 (left side of dash)
Lbe+
Lbe-
Left front door courtesy switch (left "b" pillar)
Left front seat inner belt assembly
Lgcy
Main body ecu
Met fuse 7.5a
Occupant detection ecu (left side of front passenger seat)
Passenger seat belt warning light l
Pblt
Pnk
Red
Right front seat inner belt assembly
S14
Telltale light assembly

Tire Pressure Monitoring Wiring Diagram for Lexus HS 250h 2010

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List of elements for Tire Pressure Monitoring Wiring Diagram for Lexus HS 250h 2010:

(center of dash) f3
(left side of dash) f1
+5v
A44
B16
Buzzer
Can ic
Canh
Canl
Cann
Canp
Clsw
Combination meter
Computer data lines system
Door ind
Driver
Ecu ig 2 fuse 10a
Ecu-b fuse 7.5a
Engine room r/b (left side of engine compt)
Gnd
Gnd2
Hot at all times
Hot in on or start
Ig2
Instrument panel j/b (left side of dash)
J/c a50 (left side of dash)
J/c f94 (left side of dash)
J/c f96 (right side of dash)
J/c f97 (left side of dash)
J/c f99 (right side of dash)
Master warning ind
Met fuse 7.5a
Rda
Red
Rf5v
Tire pressure ind
Tire pressure warning antenna & receiver (right rear quarter panel)
Tire pressure warning ecu (right side of dash)
Tire pressure warning reset switch assembly

WIPER/WASHER

Front Wiper/Washer Wiring Diagram, with Auto Wiper System for Lexus HS 250h 2010

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List of elements for Front Wiper/Washer Wiring Diagram, with Auto Wiper System for Lexus HS 250h 2010:

(left kick panel) fuse block
(left side of dash) j/c a54 & f91
+2s
+sm
+ssw
A11
A3 (right front of engine compt)
A4 (right front of engine compartment)
A40
A54
Auto
Combination meter
Ecu ig 1 fuse 10a
F2 (center of dash)
F27
F28
F91
Front washer switch
Front wiper switch
High
Hot w/ ig1 1 relay energized
Hot w/ ig1 2 relay energized
Instrument panel j/b (left side of dash)
Intermittent
J/c a54 & f91 (left side of dash)
J/c f94 (left side of dash)
J/c f96 (right side of dash)
J/c f97 (left side of dash)
J/c f98 (center of dash)
Low
Mist
Off
Pa1
Pnk
Rain sensor (front of rearview mirror)
Red
Sig
Spd
Vr1
Vr2
Washer fuse 15a
Washer level sensor
Wig
Windshield washer motor & pump assembly
Windshield wiper motor assembly
Windshield wiper relay assembly (center of dash)
Windshield wiper switch assembly
Wip 3 fuse 7.5a
Wip fuse 30a
Wlvl

Front Wiper/Washer Wiring Diagram, without Auto Wiper System for Lexus HS 250h 2010

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List of elements for Front Wiper/Washer Wiring Diagram, without Auto Wiper System for Lexus HS 250h 2010:

A11
A3 (right front of engine compt)
A4 (right front of engine compt)
A54
Canh
Combination meter
Computer data lines system
F2 (center of dash)
F27
F28
F91
Front washer switch
Front wiper switch
Hot w/ ig1 2 relay energized
Instrument panel j/b (left side of dash)
Int
Intermittent
J/c a54 & f91 (left side of dash)
J/c f97 (left side of dash)
J/c f98 (center of dash)
Mist
Off
Pnk
Red
Washer fuse 15a
Washer level sensor
Windshield washer motor & pump assembly
Windshield wiper motor assembly
Windshield wiper switch assembly
Wip fuse 30a
Wlvl

Headlamp Washer Wiring Diagram for Lexus HS 250h 2010

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List of elements for Headlamp Washer Wiring Diagram for Lexus HS 250h 2010:

A3 (right front of engine compt)
A54
Auto
Becu
C16
C27
Ecu-b fuse 7.5a
Ecu-ig 2 fuse 10a
Engine room j/b (left side of engine compt)
Engine room r/b (left side of engine compt)
F1 (left side of dash)
F2 (center of dash)
F27
F3 (center of dash)
F91
Front washer switch
Frwa
G10
Gnd2
H-lp cln fuse 30a
Hdlo
Head
Headlamp dimmer switch assembly
Headlight cleaner control relay (under right headlight)
Headlight cleaner motor & pump assembly
Headlight cleaner switch assembly
Hl4a
Hot at all times
Hot w/ ig1 1 relay energized
Instrument panel j/b (left side of dash)
Integration relay
Interior lights system
J/c a50 (left side of dash)
J/c a51 (left side of dash)
J/c a54 & f91 (left side of dash)
J/c f95 (center of dash)
J/c f97 (left side of dash)
J/c f98 (center of dash)
J/c f99 (right side of dash)
Light control switch
Main body ecu
Off
Pnk
Red
Tail
Windshield wiper switch assembly