AIR CONDITIONING – Lexus RX 450h 2014 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Lexus RX 450h 2014

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Lexus RX 450h 2014:

• (left center of dash) front room temperature sensor
• A/c amplifier assembly (right side of dash)
• A/c pressure sensor (right side of engine compt)
• Ab1
• Af3
• Af4
• Af8
• Automatic light control sensor (top right side of dash)
• Blower w/ fan motor (right side of dash)
• Blw
• Canh
• Canl
• Cltb
• Clte
• Clts
• Computer data lines system
• Computer data lines system defogger system
• Cooler thermistor (ambient temperature sensor) (front of engine compt)
• D37
• D40
• Defogger system
• Dfg
• Dgs
• Dgs1
• Ecu ig1 3 fuse 10a
• Ecu-b 2 fuse 7.5a
• Engine room r/b assembly (on left side of engine compt)
• F11
• F13
• F4 (right side of dash)
• F50
• F51
• F65
• F66
• Fdef
• Fdfi
• Gnd
• Heater fuse 50a
• Hf1
• Hot at all times
• Hot in on or start
• Ig+
• Instrument panel j/b (left side of dash)
• J/c a61 (left end of dash)
• J/c a63 (left end of dash)
• J/c f65 & f66 (top right center of dash)
• J/c f92 (under center console)
• Lin1
• Main body ecu (attached to instrument panel j/b)
• Pnk
• Pre
• Red
• S5-2
• S5-3
• S5-4
• Seats system
• Sg-1
• Sg-2
• Sg-4
• Sg-5
• Smog ventilation sensor (if equipped) (behind center of front grille)
• Solar sensor
• Svdb
• Svds
• Svpb
• Svps
• Sw 1
• Tam
• Tsd
• Tsl
• Tsp
• Tsr

Automatic A/C Wiring Diagram (2 of 2) for Lexus RX 450h 2014

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Lexus RX 450h 2014:

• (front of engine compt) cooling fan motor 1
• (front of engine compt) cooling fan motor 2
• (left end of dash) j/c a61
• (left end of dash) j/c a63
• +b1
• +b2
• A/c amplifier (right side of dash)
• A/c blower
• A/c evaporator temperature sensor
• A/c w/p fuse 10a
• A/c w/p relay
• A102
• A70
• A71
• A8 (left front of engine compt)
• A80
• Acpb
• Acpe
• Bbus
• Bus
• Busg
• C11
• Ca3n
• Ca3p
• Canh
• Canl
• Clk
• Compressor w/ motor (right front of engine compt)
• Computer data lines system
• Connector housing color (black)
• Connector housing color (green)
• Connector housing color (red)
• Cooling fan ecu 1 (on cooling fan motor assembly 1)
• Cooling fan ecu 2 (on cooling fan motor assembly 2)
• D3 (top of engine)
• D48
• Da1
• Da2
• Damper servo motor (air inlet)
• Damper servo motor (air mix driver side)
• Damper servo motor (air mix front passenger side)
• Damper servo motor (air vent mode)
• Din
• Dout
• Ecm (right front of engine compt)
• Ecu ig1 4 fuse 10a
• Ecu ig1 6 fuse 10a
• Efi engine coolant temperature sensor (top rear of engine)
• Engine room j/b assembly (left side of engine compt)
• Engine room r/b 3 (left side of engine compt)
• Engine room r/b assembly (on left side of engine compt)
• Ethw
• Eti
• F98
• Gnd
• Heater water pump assembly (left side of engine compt)
• Hot at all times
• Hot in on or start
• Ig1
• Inverter assembly w/ converter (left side of engine compt)
• Ite
• J/c a60 (left kick panel)
• J/c a62 (left end of dash)
• J/c a63 (left end of dash)
• Pnk
• Power management control ecu (left end of dash)
• Rdi fan 1 fuse 40a
• Rdi fan 2 fuse 40a
• Rdi fan relay 1
• Rdi fan relay 2
• Red
• Rfc
• Si2
• Stb
• Stbi
• Thw
• W/ smog ventilation sensor