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2008 toyota corolla wiring diagram


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12 Volts white (25A) + ignition harness

Second 12 Volts black (15A) + ignition harness

Starter red + ignition harness

Second Starter N/A

Ignition black/white + ignition harness

Second Ignition black/yellow + ignition harness

Third Ignition N/A

Accessory blue/red + ignition harness

Second Accessory N/A

Third Accessory N/A

Keysense blue/black - ignition harness

Using the status output to trigger this wire during remote start will disarm the factory alarm without unlocking the doors.

 

Data Bus blue (RX), green (TX) data Immobilizer Module, 7 pin plug, pins 4 and 5

The Immobilizer Module is around the ignition key switch. The IMO wire is black at the ECM, second plug from left, pin 26. The IMI wire is white at the ECM, second plug from left, pin 27. The ECM (Engine Control Module) is behind the glove box. The security light wire is red/white (+) at the security light.

 

Can Bus High red data data link connector under driver dash, pin 6

Can Bus Low white data data link connector under driver dash, pin 14

Can Bus Sw N/A

Power Lock green - driver kick, 10 pin plug

Meter these wires while turning the key in the driver door key cylinder.

 

Power Unlock blue/yellow (double pulse) - driver kick, 10 pin plug

Meter these wires while turning the key in the driver door key cylinder. Can also use the passenger door key cylinder wire for unlock, which only requires a single pulse. It is blue/black (-) in the passenger kick in a 10 pin plug.

 

Lock Motor blue 5 wire driver kick, blue 12 pin plug

Driver Unlock Motor red 5 wire driver kick, blue 12 pin plug

Parking Lights (-) green/white - headlight switch

Parking Lights (+) green + driver kick, harness to rear

Hazards yellow/black - flasher relay left of fuse box

Turn Signal (Left) green/black + flasher relay left of fuse box

Turn Signal (Right) green/yellow + flasher relay left of fuse box

Headlight red - headlight switch

AutoLights

Reverse Light red/black + front of fuse box, 10 pin plug

Left Front Door Trigger red - front of fuse box, 10 pin plug

Right Front Door Trigger same as left front door trigger

Left Rear Door Trigger same as left front door trigger

Right Rear Door Trigger same as left front door trigger

Dome Supervision same as left front door trigger

Trunk/Hatch Pin red/white - light in trunk

Rear Glass Pin N/A

Hood Pin N/A

Trunk/Hatch Release N/A

Trunk Release Motor N/A

Fuel Door Release N/A

Power Sliding Door (Left) N/A

Power Sliding Door (Right) N/A

Factory Alarm Arm arms with lock

Factory Alarm Disarm disarms with unlock

Disarm No Unlock use key sense wire

Trunk Alarm Shunt N/A

Tachometer black ac ECM, far left plug, pin 5

The ECM (Engine Control Module) is behind the glove box.

 

Wait to Start N/A

Neutral Safety

Clutch Pedal

Fuel Pump

Rear Defroster

Mirror Defroster

Left Front Heated Seat

Right Front Heated Seat

Speed Sense purple/white ac ECM, second plug from left, pin 17

The ECM (Engine Control Module) is behind the glove box.

 

Brake Wire green/white + brake pedal switch

Parking Brake red/black - parking brake switch

Horn Trigger green/yellow - horn

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