AIR CONDITIONING – Lexus GS 450h 2013 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 3) for Lexus GS 450h 2013

List of elements for Automatic A/C Wiring Diagram (1 of 3) for Lexus GS 450h 2013:

• (right "c" pillar) j/c t44
• +b1
• A/c amplifier (center of dash)
• A/c fuse 7.5a
• A/c pressure sensor (liquid tube sub-assembly) (left front of engine compt)
• A/c switch
• A41
• A44
• A60
• A61
• Accessory meter assembly (w/ navigation) multi-display (w/o navigation)
• Ambient temperature sensor (thermistor assembly) (behind left side of front fascia)
• Automatic light control sensor (upper right side of dash)
• B2 (left front of engine compt)
• Ba2
• Blw
• Canh
• Canl
• Canl canh tx3+ tx3- n68
• Cltb
• Clte
• Combination switch assembly
• Computer data lines system
• D30
• Dgs
• Dgs1
• E21
• E22
• Eco mode switch
• Ecos
• Engine room j/b 1 (left side of engine compt)
• Fdef
• Gnd
• Hot at all times
• Hot w/ lh-ig1 rly1 relay energized
• Hot w/ rh-ig1 rly1 relay energized
• Hot w/ rr-ig1 rly1 relay energized
• Idh
• Ig+
• Left cowl side j/b (left end of dash)
• Lh ecu-ig fuse 10a
• Lh-ig fuse 10a
• Lin1
• Lout
• Luggage room j/b 1 (left side of luggage compt)
• Main body ecu (left end of dash)
• Multimedia module receiver assembly
• N12
• N152
• N6 (left center of dash)
• N78
• N80
• Na1
• Nain
• Nano
• No1
• Nt2
• Pnk
• Pre
• Ptc1
• Ptc2
• Rdef
• Rear control switch
• Rear side a/c switch
• Red
• Rh-ig fuse 10a
• Right cowl side j/b (right end of dash)
• Rlin
• Room temperature sensor (cooler thermistor) (lower left center of dash)
• Rout
• Rr ecu-ig fuse 10a
• S5-1
• S5-3
• Seats system
• Sg-1
• Shd+
• Shde
• Shp+
• Shpe
• Smog ventilation sensor (right front of engine compt)
• Solar sensor
• Tam
• Tfal
• Tfar
• Tn1
• Tsd
• Tsl
• Tsp
• Tsr
• Tu1
• Tx+
• Tx-
• Tx1+ tx1- tx- tx+ n62
• Te1
• W/ ion generator 1 sub-assembly
• W/ navigation
• W/ ptc heater
• W/o navigation
• Ez1

Automatic A/C Wiring Diagram (2 of 3) for Lexus GS 450h 2013

List of elements for Automatic A/C Wiring Diagram (2 of 3) for Lexus GS 450h 2013:

• (behind radiator) cooling fan motor
• (behind radiator) cooling fan motor 2
• (under lower right side of dash) blower motor w/ fan sub-assembly
• +b1
• A/c amplifier (center of dash)
• A/c w/p fuse 7.5a
• A20
• A39
• A5 (right end of dash)
• Acpb
• Acpe
• B2 (left front of engine compt)
• Ba1
• Ba2
• Canh
• Canl
• Computer data lines system
• Cooling fan ecu (on cooling fan motor)
• Dgs
• Dgs1
• E.f.i engine coolant temperature sensor (top right rear of engine)
• E18
• Ecm (engine control module) (left side of engine compt)
• Engine room j/b 1 (left side of engine compt)
• Engine room r/b 1 (left side of engine compt)
• Ethw
• Fan 1 fuse 80a
• Fan 1 relay
• Gnd
• Hot at all times
• Htr fuse 50a
• Humidity sensor (a/c thermistor assembly) (in overhead console)
• Idh
• Ig+
• Inverter w/ converter (right rear corner of engine compt)
• Ion generator 1 (if equipped) (center of dash)
• N7 (base of right kick panel)
• N80
• Na1
• Na4
• Ny2
• Pcl
• Ptc 1 fuse 50a
• Ptc 1 relay (if equipped)
• Ptc 2 fuse 50a
• Ptc 2 relay (if equipped)
• Red
• Rfc
• S5v
• Seats system
• Seg3
• Sg-2
• Sg-3
• Sg-4
• Sg-5
• Tfg
• Thw
• Tng
• W/ ptc heater

Automatic A/C Wiring Diagram (3 of 3) for Lexus GS 450h 2013

List of elements for Automatic A/C Wiring Diagram (3 of 3) for Lexus GS 450h 2013:

• (center of dash) a/c amplifier
• (drier side lower air mix) damper servo motor
• (left rear of engine compt) a1
• (left side of engine compt) j/c a53
• (lower center of dash) (w/ ptc heater) quick heater assembly
• (rear side air vent mode) damper servo motor
• (right end of dash) power management control ecu
• (right front of engine compt) engine water pump
• (right rear of engine compt) a4
• (w/ 3-zone a/c) damper servo motor (front passenger side air vent mode)
• A/c evaporator temperature sensor
• A/c harness assembly
• A/c w/p relay
• A1 (left rear of engine compt)
• A35
• A36
• Af1
• Af2
• B bus
• Bus
• Bus g
• Ca1h
• Ca1l
• Clk
• Compressor w/ motor assembly (left front of engine)
• Computer data lines system
• Connector housing color (black)
• Connector housing color (brown)
• Connector housing color (gray)
• Connector housing color (green)
• Connector housing color (natural)
• Connector housing color (red)
• Damper servo motor (air inlet)
• Damper servo motor (def)
• Damper servo motor (drier side air vent mode)
• Damper servo motor (drier side upper air mix)
• Damper servo motor (front passenger side lower air mix)
• Damper servo motor (front passenger side upper air mix)
• Damper servo motor (rear side air mix) (w/ 3-zone a/c)
• Din
• Dout
• E12
• E13
• E17
• E18
• Engine room j/b 1 (left side of engine compt)
• Eti
• F16
• Gnd
• Hot w/ lh-ig1 rly1 relay energized
• Ig1
• Ite
• J/c a53 (left side of engine compt)
• Left cowl side j/b (left end of dash)
• Lh ecu-ig fuse 10a
• N5 (right center of dash)
• N76
• N77
• N92
• Na5
• Pnk
• Red
• Sga
• Stb
• Stbi
• Tea