ENGINE PERFORMANCE – Lexus ES 300 1999 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.0L

3.0L, Engine Performance Wiring Diagrams (1 of 4) for Lexus ES 300 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams (1 of 4) for Lexus ES 300 1999:

• (center rear of engine compt) j/c 39
• (dash harn, right end of dash)
• (dash harn, right side of dash)
• (engine harn, left rear of engine compt)
• (left rear of engine) left camshaft timing oil control valve
• (on transaxle) counter gear speed sensor
• (right rear of engine) right camshaft timing oil control valve
• Aci1
• Acis
• Afl+
• Afl-
• Afr+
• Afr-
• Conn e10
• Conn e11
• Crankshaft position sensor (left front of engine)
• Dsl
• E01
• E02
• E03
• E04
• E05
• E2g
• E4 (engine harn, left rear of engine compt)
• Electronically controlled transmission solenoid (in transaxle)
• Engine control module (behind right side of dash)
• Evp1
• Fuel injectors
• G120 (rear side of surge tank)
• G120 (right side of surge tank)
• Hafl
• Hafr
• Idle air control valve (top rear of engine)
• Igf
• Ignition coils and ignitors
• Igt1
• Igt2
• Igt3
• Igt4
• Igt5
• Igt6
• J/c 24 (behind right side of dash)
• J/c 26 (behind right side of dash)
• Knkl
• Knkr
• Knock sensor 1 (top right side of engine)
• Knock sensor 2 (top left side of engine)
• Left vvt sensor (left rear of engine)
• Mass airflow meter (near air cleaner housing, on air duct)
• Nc+
• Nc-
• Nca
• Ne+
• Ne-
• Noise filter (near air cleaner housing)
• Oc1+
• Oc1-
• Oc2+
• Oc2-
• Pnk
• Power steering oil pressure switch (right rear eng compt)
• Red
• Right vvt sensor (right rear of engine)
• Rso
• Sl1+
• Sl1-
• Sl2+
• Sl2-
• Tha
• Tho
• Thw
• Vta1
• Vv1
• Vv2

3.0L, Engine Performance Wiring Diagrams (2 of 4) for Lexus ES 300 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams (2 of 4) for Lexus ES 300 1999:

• (behind right side of dash)
• (dash harn, right side of dash)
• (engine harn, right rear engine compt)
• (engine harn, right rear of engine compt)
• (left side of dash)
• (lower left "b" pillar)
• (right side of surge tank) g120
• A/f htr fuse 25a
• A/f htr relay
• Acc
• Air fuel ratio sensor (bank 1 sensor 1) (in right exhaust manifold)
• Air fuel ratio sensor (bank 2 sensor 1) (in lft exhaust manifold)
• Am2
• B j/c 29
• C10
• Cir opn relay
• Efi fuse 15a
• Efi relay
• Engine room junction block
• Engine room relay block
• Engine room relay block 2
• Fuel pump (in fuel tank)
• G108 (left radiator side support)
• G117 (rear side of surge tank)
• G308
• Heated oxygen sensor (bank 1 sensor 2) (in exhaust manifold, after twc)
• Hot at all times
• I11
• Ig2
• Ign fuse 5a
• Ignition switch
• Instrument panel junction block
• J/c 24 (behind right side of dash)
• J/c 25 (behind right side of dash)
• J/c 3 (behind right side of dash)
• J/c 31
• J/c 8
• J/c 9
• Lock
• Nca
• P/n
• Park/neutral position switch (on transaxle)
• Red
• St2
• Start
• Starter fuse 5a
• Starting/ charging system

3.0L, Engine Performance Wiring Diagrams (3 of 4) for Lexus ES 300 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams (3 of 4) for Lexus ES 300 1999:

• (behind right side of dash)
• (behind right side of dash) j/c 25
• (dash harn, right side of dash)
• (left kick panel) g200
• A/c control assembly
• A/t indicator light switch (integral to park/ neutral position switch) (on transaxle)
• A13
• Abs and traction control ecu
• Absorber control ecu
• B10
• B12
• B14
• B15
• Braided
• C10
• Combination meter
• D13
• E4 (engine harn, right rear of engine compt)
• Engine coolant temperature sensor (top front of engine)
• G200 (left kick panel)
• G206 (right instrument panel brace)
• Gauge fuse 10a
• H10
• Hot in on or start
• Instrument panel junction block
• J/c 16 (behind center of dash)
• J/c 17 (behind center of dash)
• J/c 28
• J/c 29
• J/c 30 (behind right side of dash)
• J/c 4 (behind left side of dash)
• J/c 40 (behind right side of dash)
• J/c 7 (behind left side of dash)
• Malf ind lamp
• O/d main switch
• O/d off ind
• Pnk
• Ptnk
• Red
• Speedometer
• Tacho- meter
• Throttle position sensor (on throttle body)
• Vapor pressure sensor (left side of firewall)
• Vss
• Vsv (acis) (top center of engine)
• Vsv (acm) (right front of engine compt)
• Vsv (evap) (top front of engine)
• Vsv (intake air control) (top center of engine)
• Vsv (vapor pressure sensor) (near intake air duct)

3.0L, Engine Performance Wiring Diagrams (4 of 4) for Lexus ES 300 1999

List of elements for 3.0L, Engine Performance Wiring Diagrams (4 of 4) for Lexus ES 300 1999:

• (behind left side of dash)
• (behind left side of dash) j/c 1
• (behind right side of dash)
• (behind right side of dash) j/c 26
• (dash harn, left dash)
• (dash harn, right dash)
• (near right front corner of engine) data link connector 1
• (under left side of dash) data link connector 3
• A/c
• A/c control assembly
• Acm1
• Act
• Bat
• Batt
• Braided
• Code
• Conn e7
• Conn e8
• Conn e9
• Cooling fans
• Cruise control ecu
• Electronically controlled transmission solenoid
• Els
• Els2
• Eng+
• Eng-
• Engine control module (behind right side of dash)
• Eom
• G120 (rear side of surge tank)
• G120 (right side of surge tank)
• G202
• G206 (left dash panel brace)
• G206 (left instrument panel brace)
• Hot at all times
• Hot at all times
• Hot w/defogger relay energized
• Hot w/taillight relay energized
• Hts
• I11
• I14
• I5 (dash harn, right side of dash)
• Idl
• Igsw
• Imld
• Instrument panel junction block
• J/c 10 (behind left side of dash)
• J/c 18
• J/c 19
• J/c 24 (behind right side of dash)
• J/c 26 (behind right side of dash)
• J/c 27 (right side of dash)
• J/c 8
• J/c 9
• J10
• Ksw
• Mirror- heater fuse 10a j11
• Mrel
• Neo
• Nsw
• Nt+
• Nt-
• Obd fuse 7.5a
• Od1
• Od2
• Oxs
• Pnk
• Ptnk
• Red
• Rxck
• Sil
• Slt+
• Slt-
• Spd
• Sta
• Stop fuse 15a
• Stoplight switch (on brake pedal braket)
• Stp
• Tach
• Tail fuse 10a
• Te1
• Theft deterrent ecu
• Thwo
• Tpc
• Traction control ecu
• Transponder key amplifier (behind left side of dash)
• Trc+
• Trc-
• Turbine speed sensor (on transaxle)
• Txct
• Unlock warning switch