AIR CONDITIONING – Lexus IS 250 F Sport 2014 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 3) for Lexus IS 250 F Sport 2014

List of elements for Automatic A/C Wiring Diagram (1 of 3) for Lexus IS 250 F Sport 2014:

• +b1
• 5v ic
• A/c amplifier assembly (center of dash)
• A/c fuse 7.5a
• A/c pressure sensor (liquid tube sub-assembly a) (left side of radiator)
• A/c room temperature sensor (cooler thermistor) (left center of dash)
• A52
• A53
• A54
• A55
• Ambient temperature sensor (cooler thermistor) (left center of front bumper fascia)
• Automatic light control sensor (right side of dash, at base of windshield)
• Ba1
• Blw
• C23
• Can i/f
• Canh
• Canl
• Cltb
• Clte
• Clts
• Combination meter assembly
• Combination switch assembly
• Computer data lines system
• Cpu
• Defogger system
• Display driver
• Eco mode switch
• Ecos
• Ecu-ig1 1 fuse 10a
• Engine room r/b 1 (right rear of engine compt)
• Fdef
• Gnd
• Hot at all times
• Hot w/ ig 2 relay energized
• Hot w/ ig1 3 relay energized
• Ig+
• Ig1 3 fuse 10a
• Instrument panel j/b (left end of dash)
• K10
• K11
• Ka (left kick panel)
• Ka1
• Ka2
• Kc (right kick panel)
• Kd (center of dash)
• Kl1
• Lin1
• Lout
• Main body ecu
• Meter fuse 7.5a
• Mgc
• Mpx-b 1 fuse 10a
• Pnk
• Pre
• Ptc1
• Ptc2
• Rdef
• Red
• Rlin
• Rout
• S5-3
• Seats system
• Sg-1
• Shd+
• Shp+
• Sol+
• Solar sensor
• Swl2
• Tam
• Tsl
• Tsr

Automatic A/C Wiring Diagram (2 of 3) for Lexus IS 250 F Sport 2014

List of elements for Automatic A/C Wiring Diagram (2 of 3) for Lexus IS 250 F Sport 2014:

• (left side of engine compt) j/c 5
• (right center of dash) blower motor w/ fan sub-assembly
• 2.5l
• 2wd
• 3.5l
• 4wd
• A/c control assembly
• A/c switch
• A76
• A77
• Ag (right end of dash)
• Canh
• Canl
• Certification ecu (right end of dash)
• Cnh1
• Cnl1
• Computer data lines system
• Cooler compressor assembly (left front of engine)
• D12
• E.f.i. engine coolant temperature sensor (right rear of engine)
• Engine control module (ecm) (left front of engine compt)
• Engine controls system
• Engine room j/b 2 (left side of engine compt)
• Engine room r/b 1 (right rear of engine compt)
• Exterior lights system
• F65
• F66
• F75
• F76
• Fa1
• Frly
• Gnd
• Gnd1
• Ground j/c 1 (left rear of engine compt)
• Haz
• Hazard switch
• Hot at all times
• Htr fuse 50a
• Ig+
• Ill+
• Ill-
• Ind
• Interior lights system
• J/c 2 (left side of engine compt)
• K58
• K61
• K72
• K73
• K74
• Ka (left kick panel)
• Ka1
• Ke (under center console)
• Lin 1
• Ljb
• Mg+
• Mo+
• Mo-
• Multi-display assembly
• P-ab
• Paon
• Passenger air bag on/off indicator
• Pnk
• Ptc htr 1 fuse 50a
• Ptc htr 1 relay (w/ cold area)
• Ptc htr 2 fuse 50a
• Ptc htr 2 relay (w/ cold area)
• Radio receiver assembly
• Rear window defogger switch & mirror heater switch
• Red
• Remote operation switch
• Rfc
• Security indicator
• Semiconductor power integration ecu
• Sol+
• Sol-
• Ssr+
• Ssr-
• Thw
• Tx+
• Tx-
• Tx2+
• Tx2-
• Tx3+
• Tx3-
• Tx4+
• Tx4-
• W/ navigation
• W/o navigation

Automatic A/C Wiring Diagram (3 of 3) for Lexus IS 250 F Sport 2014

List of elements for Automatic A/C Wiring Diagram (3 of 3) for Lexus IS 250 F Sport 2014:

• (in hvac unit) (w/ cold area) quick heater assembly
• +b1
• A/c amplifier assembly (center of dash)
• A/c evaporator temperature sensor
• A/c harness assembly
• A42
• Ad (right front of engine compt)
• B bus
• Bus
• Bus g
• Connector housing color (black)
• Connector housing color (gray)
• Connector housing color (green)
• Connector housing color (red)
• Cooling fan ecu (left front of engine compt)
• Cooling fan motor (left front of engine compt)
• Cooling fan motor 2 (right front of engine compt)
• Damper servo motor (air inlet)
• Damper servo motor (def)
• Damper servo motor (driver side air vent mode)
• Damper servo motor (driver side lower air mix)
• Damper servo motor (driver side upper air mix)
• Damper servo motor (front passenger side lower air mix)
• Damper servo motor (front passenger side upper air mix)
• Defogger system
• Eng-ig 1 fuse 10a
• Engine room r/b 2 (left side of engine compt)
• Fan fuse 80a
• Fan relay
• Ground j/c 1 (left rear of engine compt)
• Hot at all times
• Hot w/ ig1 main relay energized
• J/c 1 (left side of engine compt)
• K11
• K13
• K14
• Ka1
• Ka5
• Kd (center of dash)
• Lock
• M+ z10
• M+ z9
• Red
• Seats system
• Sg-2
• Sg-3
• Sg-4
• Sga
• Sw 6
• Tea