AIR CONDITIONING – Lexus GS 300 2001 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Lexus GS 300 2001

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Lexus GS 300 2001:

• (a/c sub wire harn, behind center of dash) i2
• (behind left side of dash) gateway ecu
• (behind left side of dash) tilt & telescopic ecu
• (behind right side of dash) air inlet control servo motor
• (engine harn, in ecu box) e4
• (left front strut tower) g102
• (part of combination switch) (4.3l) steering pad switch
• (upper right side of dash) g201
• A/c control assembly (behind center of dash)
• A/c dual pressure switch (at upper left radiator support, integral to a/c triple pressure switch)
• A/c room temperature sensor (behind center of dash)
• A/c solar sensor (at upper right side of dash)
• A/c thermistor (behind center of dash)
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• A17
• A18
• A19
• A20
• A21
• A22
• A29
• A34
• Acc
• Acmg
• Aif
• Air
• Air mix control servo motor (driver side) (behind center of dash)
• Air vent mode control servo motor (behind right side of dash)
• Amcdr
• Amcpa
• Amhdr
• Amhpa
• Aod
• Aof
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• B18
• Blw
• D10
• D13
• D20
• D21
• D27
• Dgs
• Driver side j/b (behind left kick panel)
• E16
• E18
• E19
• E25
• Ecu-b2 fuse 5a
• Engine control module (left side of engine compt, in ecu box)
• F13
• Gnd
• Gs 430 gs 300
• Hot at all times
• Hot in acc or on
• I1 dash harn, behind combination meter)
• I2 (a/c sub wire harn, behind center of dash)
• Ill
• Instrument panel j/b (behind upper center of dash)
• Interior lights system
• J/c 17 (behind upper right side of dash)
• J/c 18 (behind right kick panel)
• Lcki
• Mfrs
• Mpx+
• Mpx-
• Mpx2
• Mrec
• Passenger side j/b (behind right kick panel)
• Pre
• Radio n0 2 fuse 15a
• Red
• S5-2
• S5-3
• S5-4
• Sg-1
• Sg-3
• Sg-4
• Sg-5
• Tam
• Tel in
• Telephone transceiver & speaker relay (at right side of luggage compartment)
• Tpdr
• Tpi
• Tpo
• Tppa
• Tsdr
• Tspa

Automatic A/C Wiring Diagram (2 of 2) for Lexus GS 300 2001

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Lexus GS 300 2001:

• (left front strut tower) g102
• (upper right side of dash) g201
• A/c ambient temperature sensor (near top left side of radiator support)
• A/c comp relay
• A/c condenser fan motor (in front of left side of radiator)
• A/c magnetic clutch & lock sensor (on a/c compressor)
• A/c single pressure switch (at upper left radiator support, integral to a/c triple pressure switch)
• Air mix control servo motor (front passenger side) (behind right side of dash)
• Blower motor (right side of dash)
• Blower motor controller (behind right side of dash)
• Body ecu 1
• Cds fan fuse 30a
• Combination meter)
• Driver side j/b (behind left kick panel)
• Engine room r/b 1 (on right side of engine compartment, behind strut tower)
• Engine room r/b 3 (on left side of engine compartment, front of strut tower)
• Exhaust gas sensor (at left front of engine compartment)
• F12
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• G112 (gs 430) (rear of left cyl head)
• G131 (gs 300) (rear side of intake manifold)
• G202 (upper left side of dash)
• Gas
• Gnd
• Heater fuse 10a
• Heater fuse 50a
• Heater relay
• Hot at all times
• Hot in on or start
• Ign fuse 5a
• J/c 13 (behind left side of dash)
• J/c 14 (behind left side of dash)
• J/c 17 (upper right side of dash)
• J/c 26 (left front of engine compt, in ecu box)
• Passenger side j/b (behind right kick panel)
• Passenger side r/b (behind right kick panel)
• Radiator fan motor (left front of engine compt)
• Rdi fan fuse 30a
• Red
• Water temperature switch (at front of engine compartment, behind left side of grille)