AIR CONDITIONING – Toyota Corolla LE 2012 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram, NUMMI Made (1 of 2) for Toyota Corolla LE 2012

List of elements for Automatic A/C Wiring Diagram, NUMMI Made (1 of 2) for Toyota Corolla LE 2012:

• (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)
• Ae11
• Ae12
• Ae3
• Ae6
• Alt
• B bus
• B25
• B3 (top of engine)
• B94
• B97
• Ba1
• Ba2
• Blw
• Bus
• Bus g
• Canh
• Canl
• Computer data lines system
• Connector housing color (black)
• Connector housing color (red)
• Cooler compressor assembly (left front of engine)
• Damper servo motor (air inlet)
• Damper servo motor (air mix)
• 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)
• Floq
• 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
• Qufl
• Rdfg
• Rdi fuse 40a
• Rear window defogger switch
• Red
• S5-1
• S5-3
• S5-4
• S5fl
• Sg-1
• Sg-2
• Sg-4
• Sga
• Sgfl
• Short pin
• Sol+
• Sol-
• Starting/ charging system
• Tea

Automatic A/C Wiring Diagram, NUMMI Made (2 of 2) for Toyota Corolla LE 2012

List of elements for Automatic A/C Wiring Diagram, NUMMI Made (2 of 2) for Toyota Corolla LE 2012:

• (engine room j/b)
• (left front of
• (left side of dash) e2
• (or red)
• (right kick panel) e4
• +b1
• 5v ic
• 5v+b
• A1 (left front of engine compt)
• A14
• A15
• A45
• A50
• A6 (right end of dash)
• Ae3
• 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
• Ef1
• Efi engine coolant temperature sensor (left rear of engine)
• Engine compt)
• Engine room r/b
• Engine room r/b (engine room j/b)
• Ethw
• Eb1
• Fan motor
• Fan relay 1
• Gnd
• H12
• Hot at all times
• Hot in on or start
• Htr sub 1 fuse 30a
• Htr sub 3 fuse 30a
• Htr sub relay 1
• Htr sub relay 3
• I/f
• Ig+
• Instrument panel j/b (left side of dash)
• J/c a45 & a46 (left side of dash) a46
• J/c e107 (right side of dash)
• Meter fuse 7.5a
• Pnk
• Quick heater assembly (right side of dash)
• Red
• Rfc
• Room temperature sensor (center of dash)
• Solar sensor (right side of dash)
• Temp
• Thw
• Tx1+
• W/ automatic light control sensor
• W/o automatic light control sensor

Automatic A/C Wiring Diagram, TMC Made (1 of 3) for Toyota Corolla LE 2012

List of elements for Automatic A/C Wiring Diagram, TMC Made (1 of 3) for Toyota Corolla LE 2012:

• (left front of engine) cooler compressor assembly
• (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)
• Ae3
• Ae6
• Ae7
• Alt
• B bus
• B25
• B3 (top of engine)
• B46
• B51
• B58
• B97
• Ba1
• Ba2
• Blw
• Bus
• Bus g
• Canh
• Canl
• Computer data lines system
• Connector housing color (black)
• Connector housing color (red)
• Damper servo motor (air inlet)
• Damper servo motor (air mix)
• 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)
• Floq
• 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 (right side of dash)
• Lights system
• Lin1
• Pnk
• Pre
• Ptc1
• Ptc2
• Q10
• Qufl
• Rdfg
• Rear window defogger switch
• Red
• S15
• S5-1
• S5-3
• S5-4
• S5fl
• Sg-1
• Sg-2
• Sg-4
• Sga
• Sgfl
• Sol+
• Sol-
• Starting/ charging system
• Tea

Automatic A/C Wiring Diagram, TMC Made (2 of 3) for Toyota Corolla LE 2012

List of elements for Automatic A/C Wiring Diagram, TMC Made (2 of 3) for Toyota Corolla LE 2012:

• (right kick panel) e4
• A14
• A15
• A21
• A6 (right end of dash)
• Ae11
• B30
• B69
• B71
• Blower w/ fan motor sub assembly (right side of dash)
• C15
• Daytime running light relay (right side of dash)
• Ecu-b fuse 10a
• Ef1
• Engine room r/b (engine room j/b)
• Gnd
• H-lp
• H-lp relay
• H12
• Hot at all times
• Hot in on or start
• Htr sub 1 fuse 30a
• Htr sub 3 fuse 30a
• Htr sub relay 1
• Htr sub relay 3
• Instrument panel j/b (left side of dash)
• J/b 4 (right side of dash)
• Meter fuse 7.5a
• Pnk
• Quick heater assembly (right side of dash)
• Red
• Room temperature sensor (center of dash)
• Solar sensor (right side of dash)

Automatic A/C Wiring Diagram, TMC Made (3 of 3) for Toyota Corolla LE 2012

List of elements for Automatic A/C Wiring Diagram, TMC Made (3 of 3) for Toyota Corolla LE 2012:

• (left side of dash) e2
• +b1
• 5v ic
• 5v+b
• A1 (left front of engine compt)
• A45
• A50
• Ae3
• Ambient temperature sensor (center front of engine compt)
• B24
• B31
• B58
• C21
• 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 motor
• Fan relay 1
• 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 (right side of dash)
• J/c a45 & a46 (left side of dash) a46
• Pnk
• Rdi fan fuse 40a
• Rfc
• Short pin
• Temp
• Thw
• Tx1+

Manual A/C Wiring Diagram, NUMMI Made (1 of 2) for Toyota Corolla LE 2012

List of elements for Manual A/C Wiring Diagram, NUMMI Made (1 of 2) for Toyota Corolla LE 2012:

• (1-3 pins not used)
• (15-20 pins not used)
• (15-22 pins not used)
• (2-8 pins not used)
• (left kick panel) e1
• (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
• Ae11
• Ae12
• Ae3
• Ae6
• Aind
• Air inlet control switch
• Air mix damper servo sub assembly (right side of dash)
• Alt
• B24
• B25
• B94
• B97
• Ba1
• Ba2
• Blower resistor (right side of dash)
• Blower w/ fan motor sub assembly (right side of dash)
• Canh
• Canl
• Computer data lines system
• Cooler compressor assembly (left front of engine)
• Cooler thermistor 1 (center of dash)
• Def-logic
• Defogger system
• E111
• E17
• E2 (left side of dash)
• E4 (right kick panel)
• 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
• Floq
• Free
• Frs
• Gnd
• H-lp main fuse 50a
• Head- lights system
• Headlights 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
• J/c e107 (right side of dash)
• Led
• Led+
• Lock
• Max hot switch
• Pnk
• Pre
• Ptc1
• Ptc2
• Q10
• Qufl
• Rdi fan fuse 40a
• Rear window defogger switch
• Rec
• Red
• S5-1
• S5-3
• S5fl
• Sblw
• Sg-2
• Sg-3
• Sgfl
• Sol+
• Sol-
• Starting/charging system
• W/ ptc heater

Manual A/C Wiring Diagram, NUMMI Made (2 of 2) for Toyota Corolla LE 2012

List of elements for Manual A/C Wiring Diagram, NUMMI Made (2 of 2) for Toyota Corolla LE 2012:

• (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 motor
• Fan relay 1
• Hot at all times
• Htr sub 1 fuse 30a
• Htr sub 3 fuse 30a
• Htr sub relay 1 (w/ ptc heater)
• Htr sub relay 3 (w/ ptc heater)
• Quick heater assembly (w/ ptc heater) (right side of dash)
• Rfc
• System
• Thw

Manual A/C Wiring Diagram, TMC Made (1 of 2) for Toyota Corolla LE 2012

List of elements for Manual A/C Wiring Diagram, TMC Made (1 of 2) for Toyota Corolla LE 2012:

• (15-20 pins not used)
• (15-22 pins not used)
• (2-8 pins not used)
• (right side of dash) daytime running light relay
• (right side of dash) j/b 4
• (top of engine) b3
• A/c
• A/c amplifier assembly (center of dash)
• A/c pressure sensor (right front of engine compt)
• A/c switch
• A/c+
• A21
• A45
• A55
• A60
• A75
• Acid
• Ae11
• Ae3
• Ae6
• Ae7
• Aind
• Air inlet control switch
• Air mix damper servo sub assembly (right side of dash)
• Alt
• B12
• B24
• B25
• B37
• B38
• B48
• B51
• B58
• B69
• B97
• Ba1
• Ba2
• C36
• Canh
• Canl
• Computer data lines system
• Cooler compressor assembly (left front of engine)
• Cooler thermistor 1 (center of dash)
• Def-logic
• E1 (left kick panel)
• E111
• E17
• E2 (left side of dash)
• E63
• Ecu-
• Ecu-b2 fuse 10a
• Ecu-ig 2 fuse 10a
• Engine room r/b (engine room j/b)
• F/d
• Floq
• Free
• Frs
• Gnd
• H-lp relay
• Head- lights system
• Heat
• Heater control base sub-assembly
• Heater control sub assembly 3
• Hls
• Hot at all times
• Hot w/ ig1 relay energized
• 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 (right side of dash)
• J/c a45 & a46 (left side of dash) a46
• Led
• Led+
• Lock
• Max hot switch
• Pnk
• Pre
• Ptc1
• Ptc2
• Q10
• Qufl
• Rec
• Red
• S5-1
• S5-3
• S5fl
• Sblw
• Sg-2
• Sg-3
• Sgfl
• Sol+
• Sol-
• Starting/ charging system

Manual A/C Wiring Diagram, TMC Made (2 of 2) for Toyota Corolla LE 2012

List of elements for Manual A/C Wiring Diagram, TMC Made (2 of 2) for Toyota Corolla LE 2012:

• (right end of dash) a6
• (right kick panel) e4
• (right side of dash) j/b 4
• +b1
• A1 (left front of engine compt)
• A14
• A15
• A50
• A6 (right end of dash)
• B31
• B44
• B45
• B57
• Blower resistor (right side of dash)
• Blower w/ fan motor sub assembly (right side of dash)
• Canh
• Canl
• Computer
• Cooling fan ecu (left front of engine compt)
• Data lines
• Defogger system
• E4 (right kick panel)
• Ecm (left side of engine compt)
• 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 motor
• Fan relay 1
• H-lp main fuse 50a
• Heater control sub assembly
• Hot at all times
• Htr fuse 50a
• Htr sub 1 fuse 30a
• Htr sub 3 fuse 30a
• Htr sub relay 1
• Htr sub relay 3
• Interior lights system
• Quick heater assembly (right side of dash)
• Rdi fan fuse 40a
• Rear window defogger switch
• Red
• Rfc
• System
• Thw