AIR CONDITIONING – Toyota Corolla 2009 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

1.8L

1.8L, Automatic A/C Wiring Diagram, NUMMI Made (1 of 2) for Toyota Corolla 2009

List of elements for 1.8L, Automatic A/C Wiring Diagram, NUMMI Made (1 of 2) for Toyota Corolla 2009:

• (left side of dash) e2
• (right front of engine compt) w/ pulley compressor assembly
• A/c amplifier assembly (center of dash)
• A/c blower assembly (center of dash)
• A/c evaporator temperature sensor
• A/c pressure sensor (right front of engine compt)
• Alt
• B bus
• B25
• B3 (rear of engine)
• Blw
• Bus
• Bus g
• Canh
• Canl
• Computer data lines system
• Connector housing color (black)
• Connector housing color (green)
• Connector housing color (red)
• Damper servo motor (air inlet)
• Damper servo motor (air mix driver's side)
• Damper servo motor (air mix front passenger's side)
• Damper servo motor (air vent mode)
• Daytime running light relay (right side of dash)
• Defogger system
• E2 (left side of dash)
• E30
• Ecu-b2 fuse 10a
• Ecu-ig 2 fuse 10a
• Engine room j/b (left side of engine compt)
• Engine room r/b (engine room j/b)
• Gnd
• H-lp
• H-lp relay
• Heater control sub-assembly
• Hls
• Hot at all times
• Hot in on or start
• Htr fuse 50a
• Htr-ig fuse 10a
• Ig+
• Ill+
• Ill-
• Instrument panel j/b (left side of dash)
• Interior lights system
• Lin1
• Pnk
• Pre
• Ptc1
• Ptc2
• Q10
• Rdfg
• Rdi fuse 50a
• Red
• S5-3
• S5-4
• Sg-1
• Sg-2
• Sga
• Short pin
• Sol+
• Sol-
• Tea

1.8L, Automatic A/C Wiring Diagram, NUMMI Made (2 of 2) for Toyota Corolla 2009

List of elements for 1.8L, Automatic A/C Wiring Diagram, NUMMI Made (2 of 2) for Toyota Corolla 2009:

• (engine room j/b)
• (left front of
• (left side of dash) e2
• (right kick panel) e4
• +b1
• 5v ic
• 5v+b
• A1 (left front of engine compt)
• A14
• A15
• A45
• A50
• A6 (right end of dash)
• Ambient temperature sensor (center front of engine compt)
• B24
• B30
• B31
• Blower w/ fan motor sub assembly (right side of dash)
• Can i/f
• Canh
• Canl
• Combination meter assembly
• Computer data lines system
• Cooling fan ecu (left front of engine compt)
• Cpu
• Ecm (left side of engine compt)
• Ecu ig 1 fuse 10a
• Ecu-b fuse 10a
• Efi engine coolant temperature sensor (left rear of engine)
• Engine compt)
• Engine room r/b
• Engine room r/b (engine room j/b)
• Ethw
• Fan 1 relay
• Fan motor
• Generator assembly
• Gnd
• Hot at all times
• Hot in on or start
• Htr sub 1 fuse 30a
• Htr sub 1 relay
• Htr sub 3 fuse 30a
• Htr sub 3 relay
• I/f
• Ig+
• Instrument panel j/b (left side of dash)
• J/c a45 & a46 (left side of dash) a46
• Meter fuse 7.5a
• Quick heater assembly (right side of dash)
• R/b 7 (right side of engine compt)
• Red
• Rfc
• Room temperature sensor (center of dash)
• Solar sensor (right side of dash)
• Ss+
• Ss-
• Temp
• Thw
• Tx1+

1.8L, Automatic A/C Wiring Diagram, TMC Made (1 of 3) for Toyota Corolla 2009

List of elements for 1.8L, Automatic A/C Wiring Diagram, TMC Made (1 of 3) for Toyota Corolla 2009:

• (left side of dash) e2
• (right front of engine compt) w/ pulley compressor assembly
• A/c amplifier assembly (center of dash)
• A/c blower assembly (center of dash)
• A/c evaporator temperature sensor
• A/c pressure sensor (right front of engine compt)
• A12
• Alt
• B bus
• B14
• B19
• B25
• B26
• B3 (rear of engine)
• B38
• B40
• B41
• B42
• B45
• B48
• B52
• B53
• B54
• Blw
• Bus
• Bus g
• Canh
• Canl
• Computer data lines system
• Connector housing color (black)
• Connector housing color (green)
• Connector housing color (red)
• Damper servo motor (air inlet)
• Damper servo motor (air mix driver's side)
• Damper servo motor (air mix front passenger's side)
• Damper servo motor (air vent mode)
• Defogger system
• E2 (left side of dash)
• E30
• Ecu-b2 fuse 10a
• Ecu-ig 2 fuse 10a
• Engine room r/b (engine room j/b)
• Gnd
• Heater control sub-assembly
• Hls
• Hot at all times
• Hot in on or start
• Htr-ig fuse 10a
• Ig+
• Ill+
• Ill-
• Instrument panel j/b (left side of dash)
• Interior
• J/b 4
• Lights system
• Lin1
• Pnk
• Pre
• Ptc1
• Ptc2
• Q10
• Rdfg
• Red
• S15
• S5-3
• S5-4
• Sg-1
• Sg-2
• Sga
• Sol+
• Sol-
• Tea

1.8L, Automatic A/C Wiring Diagram, TMC Made (2 of 3) for Toyota Corolla 2009

List of elements for 1.8L, Automatic A/C Wiring Diagram, TMC Made (2 of 3) for Toyota Corolla 2009:

• (right kick panel) e4
• A14
• A15
• A6 (right end of dash)
• A70
• B10
• B11
• B30
• Blower w/ fan motor sub assembly (right side of dash)
• C11
• Daytime running light relay (right side of dash)
• E56
• E57
• Ecu-b fuse 10a
• Engine room r/b (engine room j/b)
• Generator assembly
• Gnd
• H-lp
• H-lp relay
• H12
• Hot at all times
• Hot in on or start
• Htr sub 1 fuse 30a
• Htr sub 1 relay
• Htr sub 3 fuse 30a
• Htr sub 3 relay
• Instrument panel j/b (left side of dash)
• J/b 4
• J/c e56 & e57
• Meter fuse 7.5a
• Pnk
• Quick heater assembly (right side of dash)
• R/b 7 (right side of engine compt)
• Red
• Room temperature sensor (center of dash)
• Solar sensor (right side of dash)
• Ss+
• Ss-

1.8L, Automatic A/C Wiring Diagram, TMC Made (3 of 3) for Toyota Corolla 2009

List of elements for 1.8L, Automatic A/C Wiring Diagram, TMC Made (3 of 3) for Toyota Corolla 2009:

• (left side of dash) e2
• +b1
• 5v ic
• 5v+b
• A1 (left front of engine compt)
• A45
• A50
• Ambient temperature sensor (center front of engine compt)
• B14
• B24
• B31
• Can i/f
• Canh
• Canl
• Combination meter assembly
• Computer data lines system
• Cooling fan ecu (left front of engine compt)
• Cpu
• Ecm (left side of engine compt)
• Ecu ig 1 fuse 10a
• Efi engine coolant temperature sensor (left rear of) engine)
• Engine room j/b (left side of engine compt)
• Engine room r/b (engine room j/b)
• Ethw
• Fan 1 relay
• Fan motor
• Hot at all times
• Hot in on or start
• Htr fuse 50a
• I/f
• Ig+
• Instrument panel j/b (left side of dash)
• J/b 4
• J/c a45 & a46 (left side of dash) a46
• Pnk
• Rdi fan fuse 40a
• Rfc
• Short pin
• Temp
• Thw
• Tx1+

1.8L, Manual A/C Wiring Diagram, NUMMI Made (1 of 2) for Toyota Corolla 2009

List of elements for 1.8L, Manual A/C Wiring Diagram, NUMMI Made (1 of 2) for Toyota Corolla 2009:

• (rear of engine) b3
• (right side of dash) blower w/ fan motor sub assembly
• (w/ ptc heater) h-lp relay
• A/c
• A/c amplifier assembly (center of dash)
• A/c pressure sensor (right front of engine compt)
• A/c switch
• A/c+
• A45
• Acid
• Aind
• Air inlet control switch
• Air mix damper servo sub assembly (right side of dash)
• Alt
• B24
• B25
• Blower resistor (right side of dash)
• Canh
• Canl
• Computer data lines system
• Cooler thermistor 1 (center of dash)
• Def-logic
• E1 (left kick panel)
• E17
• E2 (left side of dash)
• E4 (right kick panel)
• E62
• E63
• Ecu-
• Ecu-b2 fuse 10a
• Ecu-ig 2 fuse 10a
• Engine room j/b (left side of engine compt)
• Engine room r/b (engine room j/b)
• F/d
• Free
• Frs
• Gnd
• H-lp main fuse 50a
• Head- lights system
• Heat
• Heater control base sub assembly
• Heater control sub assembly
• Heater control sub assembly 3
• Hls
• Hot at all times
• Hot w/ ig1 relay energized
• Htr fuse 50a
• Htr relay
• Htr-ig fuse 10a
• Ig 1 fuse 10a
• Ig+
• Ill+
• Ill-
• Instrument panel j/b (left side of dash)
• Interior lights system
• J/c a45 & a46 (left side of dash) a46
• Led
• Led+
• Lock
• Max hot switch
• Pnk
• Pre
• Ptc1
• Ptc2
• Q10
• Rdi fan fuse 40a
• Rec
• Red
• S5-3
• Sblw
• Sg-2
• Sg-3
• Sol+
• Sol-
• Starting/ charging system
• W/ ptc heater
• W/ pulley compressor assembly (right front of engine compt)

1.8L, Manual A/C Wiring Diagram, NUMMI Made (2 of 2) for Toyota Corolla 2009

List of elements for 1.8L, Manual A/C Wiring Diagram, NUMMI Made (2 of 2) for Toyota Corolla 2009:

• (right end of dash) a6
• +b1
• A1 (left front of engine compt)
• A14
• A15
• A50
• A6 (right end of dash)
• B31
• Canh
• Canl
• Computer
• Cooling fan ecu (left front of engine compt)
• Data lines
• Ecm (left side of engine compt)
• Efi engine coolant temperature sensor (left rear of engine)
• Engine room r/b (engine room j/b)
• Ethw
• Fan 1 relay
• Hot at all times
• Htr sub 1 fuse 30a
• Htr sub 1 relay (w/ ptc heater)
• Htr sub 3 fuse 30a
• Htr sub 3 relay (w/ ptc heater)
• Quick heater assembly (w/ ptc heater) (right side of dash)
• R/b 7 (right side of engine compt)
• Rfc
• System
• Thw

1.8L, Manual A/C Wiring Diagram, TMC Made (1 of 2) for Toyota Corolla 2009

List of elements for 1.8L, Manual A/C Wiring Diagram, TMC Made (1 of 2) for Toyota Corolla 2009:

• (rear of engine) b3
• (right kick panel) e4
• (right side of dash) blower w/ fan motor sub assembly
• A/c
• A/c amplifier assembly (center of dash)
• A/c pressure sensor (right front of engine compt)
• A/c switch
• A/c+
• A12
• A45
• A67
• A78
• Acid
• Aind
• Air inlet control switch
• Air mix damper servo sub assembly (right side of dash)
• Alt
• B14
• B18
• B19
• B24
• B25
• B31
• B33
• B34
• B37
• B38
• B40
• B41
• B42
• B43
• B45
• B48
• B52
• B53
• B54
• B56
• Blower resistor (right side of dash)
• Canh
• Canl
• Computer data lines system
• Cooler thermistor 1 (center of dash)
• Def-logic
• E1 (left kick panel)
• E17
• E2 (left side of dash)
• E4 (right kick panel)
• E62
• E63
• Ecu-
• Ecu-b2 fuse 10a
• Ecu-ig 2 fuse 10a
• Engine room j/b (left side of engine compt)
• Engine room r/b (engine room j/b)
• F/d
• Free
• Frs
• Gnd
• H-lp main fuse 50a
• H-lp relay
• Head- lights system
• Heat
• Heater control base sub assembly
• Heater control sub assembly
• Heater control sub assembly 3
• Hls
• Hot at all times
• Hot w/ ig1 relay energized
• Htr fuse 50a
• Htr relay
• Htr-ig fuse 10a
• Ig 1 fuse 10a
• Ig+
• Ill+
• Ill-
• Instrument panel j/b (left side of dash)
• Interior lights system
• J/b 4
• J/c a45 & a46 (left side of dash) a46
• J/c e56
• Led
• Led+
• Lock
• Max hot switch
• Pnk
• Pre
• Ptc1
• Ptc2
• Q10
• Rdi fan fuse 40a
• Rec
• Red
• S5-3
• Sblw
• Sg-2
• Sg-3
• Sol+
• Sol-
• Starting/ charging system
• W/ pulley compressor assembly (right front of engine compt)

1.8L, Manual A/C Wiring Diagram, TMC Made (2 of 2) for Toyota Corolla 2009

List of elements for 1.8L, Manual A/C Wiring Diagram, TMC Made (2 of 2) for Toyota Corolla 2009:

• (right end of dash) a6
• +b1
• A1 (left front of engine compt)
• A14
• A15
• A50
• A6 (right end of dash)
• B31
• Canh
• Canl
• Computer
• Cooling fan ecu (left front of engine compt)
• Data lines
• Ecm (left side of engine compt)
• Efi engine coolant temperature sensor (left rear of engine)
• Engine room r/b (engine room j/b)
• Ethw
• Fan 1 relay
• Hot at all times
• Htr sub 1 fuse 30a
• Htr sub 1 relay
• Htr sub 3 fuse 30a
• Htr sub 3 relay
• Quick heater assembly (right side of dash)
• R/b 7 (right side of engine compt)
• Rfc
• System
• Thw

2.4L

2.4L, Automatic A/C Wiring Diagram, NUMMI Made (1 of 3) for Toyota Corolla 2009

List of elements for 2.4L, Automatic A/C Wiring Diagram, NUMMI Made (1 of 3) for Toyota Corolla 2009:

• (left side of dash) e2
• A/c amplifier assembly (center of dash)
• A/c blower assembly (center of dash)
• A/c evaporator temperature sensor
• A/c pressure sensor (right front of engine compt)
• Alt
• B bus
• B25
• B3 (top of engine)
• Blw
• Bus
• Bus g
• Canh
• Canl
• Computer data lines system
• Connector housing color (black)
• Connector housing color (green)
• Connector housing color (red)
• Damper servo motor (air inlet)
• Damper servo motor (air mix driver's side)
• Damper servo motor (air mix front passenger's side)
• Damper servo motor (air vent mode)
• Daytime running light relay (right side of dash)
• Defogger system
• E2 (left side of dash)
• E30
• Ecu-b2 fuse 10a
• Ecu-ig 2 fuse 10a
• Engine room j/b (left side of engine compt)
• Engine room r/b (engine room j/b)
• Gnd
• H-lp
• H-lp relay
• Heater control sub-assembly
• Hls
• Hot at all times
• Hot in on or start
• Htr fuse 50a
• Htr-ig fuse 10a
• Ig+
• Ill+
• Ill-
• Instrument panel j/b (left side of dash)
• Interior lights system
• Lin1
• Pnk
• Pre
• Ptc1
• Ptc2
• Q10
• Rdfg
• Red
• S5-3
• S5-4
• Sg-1
• Sg-2
• Sga
• Short pin
• Sol+
• Sol-
• Tea
• W/ pulley compressor assembly (right front of engine compt)

2.4L, Automatic A/C Wiring Diagram, NUMMI Made (2 of 3) for Toyota Corolla 2009

List of elements for 2.4L, Automatic A/C Wiring Diagram, NUMMI Made (2 of 3) for Toyota Corolla 2009:

• (left side of dash) e2
• (right end of dash) a6
• (right kick panel) e4
• 5v ic
• 5v+b
• A14
• A15
• A45
• Ambient temperature sensor (center front of engine compt)
• B24
• B30
• Blower w/ fan motor sub assembly (right side of dash)
• Can i/f
• Canh
• Canl
• Combination meter assembly
• Computer data lines system
• Cpu
• Ecu ig 1 fuse 10a
• Ecu-b fuse 10a
• Engine room r/b (engine room j/b)
• Generator assembly
• Gnd
• Hot at all times
• Hot in on or start
• Htr sub 1 fuse 30a
• Htr sub 1 relay
• Htr sub 3 fuse 30a
• Htr sub 3 relay
• I/f
• Ig+
• Instrument panel j/b (left side of dash)
• J/c a45 & a46 (left side of dash) a46
• Meter fuse 7.5a
• Quick heater assembly (right side of dash)
• R/b 7 (right side of engine compt)
• Red
• Room temperature sensor (center of dash)
• Solar sensor (right side of dash)
• Ss+
• Ss-
• Temp
• Tx1+

2.4L, Automatic A/C Wiring Diagram, NUMMI Made (3 of 3) for Toyota Corolla 2009

List of elements for 2.4L, Automatic A/C Wiring Diagram, NUMMI Made (3 of 3) for Toyota Corolla 2009:

• A1 (left front of engine compt)
• A50
• B31
• Canh
• Canl
• Cds fan fuse 30a
• Computer data lines system
• Cooling fan motor (behind radiator)
• Cooling fan motor 2 (behind radiator)
• Ecm (left side of engine compt)
• Efi engine coolant temperature sensor (rear of engine)
• Engine room j/b (left side of engine compt)
• Engine room r/b (engine room j/b)
• Ethw
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• Fanh
• Fanl
• Hot at all times
• Rdi fan fuse 40a
• Red
• Thw

2.4L, Manual A/C Wiring Diagram, NUMMI Made (1 of 2) for Toyota Corolla 2009

List of elements for 2.4L, Manual A/C Wiring Diagram, NUMMI Made (1 of 2) for Toyota Corolla 2009:

• (right side of dash) blower w/ fan motor sub assembly
• (top of engine) b3
• (w/ ptc heater) h-lp relay
• A/c
• A/c amplifier assembly (center of dash)
• A/c pressure sensor (right front of engine compt)
• A/c switch
• A/c+
• A45
• Acid
• Aind
• Air inlet control switch
• Air mix damper servo sub assembly (right side of dash)
• Alt
• B24
• B25
• Blower resistor (right side of dash)
• Canh
• Canl
• Cds fan fuse 30a
• Computer data lines system
• Cooler thermistor 1 (center of dash)
• Def-logic
• E1 (left kick panel)
• E17
• E2 (left side of dash)
• E4 (right kick panel)
• E62
• E63
• Ecu-
• Ecu-b2 fuse 10a
• Ecu-ig 2 fuse 10a
• Engine room j/b (left side of engine compt)
• Engine room r/b (engine room j/b)
• F/d
• Free
• Frs
• Gnd
• H-lp main fuse 50a
• Head- lights system
• Heat
• Heater control base sub assembly
• Heater control sub assembly
• Heater control sub assembly 3
• Hls
• Hot at all times
• Hot w/ ig1 relay energized
• Htr fuse 50a
• Htr relay
• Htr-ig fuse 10a
• Ig 1 fuse 10a
• Ig+
• Ill+
• Ill-
• Instrument panel j/b (left side of dash)
• Interior lights system
• J/c a45 & a46 (left side of dash) a46
• Led
• Led+
• Lock
• Max hot switch
• Pnk
• Pre
• Ptc1
• Ptc2
• Q10
• Rdi fan fuse 40a
• Rec
• Red
• S5-3
• Sblw
• Sg-2
• Sg-3
• Sol+
• Sol-
• Starting/ charging system
• W/ ptc heater
• W/ pulley compressor assembly (right front of engine compt)

2.4L, Manual A/C Wiring Diagram, NUMMI Made (2 of 2) for Toyota Corolla 2009

List of elements for 2.4L, Manual A/C Wiring Diagram, NUMMI Made (2 of 2) for Toyota Corolla 2009:

• (right end of dash) a6
• A1 (left front of engine compt)
• A14
• A15
• A50
• A6 (right end of dash)
• B31
• Canh
• Canl
• Computer
• Cooling fan motor (behind radiator)
• Cooling fan motor 2
• Data lines
• Ecm (left side of engine compt)
• Efi engine coolant temperature sensor (rear of engine)
• Engine room r/b (engine room j/b)
• Ethw
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• Fanh
• Fanl
• Hot at all times
• Htr sub 1 fuse 30a
• Htr sub 1 relay (w/ ptc heater)
• Htr sub 3 fuse 30a
• Htr sub 3 relay (w/ ptc heater)
• Quick heater assembly (w/ ptc heater) (right side of dash)
• R/b 7 (right side of engine compt)
• Red
• System
• Thw