Toyota Corolla (E120): Circuit description

This is the power source of the ecu, hence the actuators.

Wiring diagram

Wiring diagram

Inspection procedure

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    Adjustment
    1. Headlight aim only  place the vehicle in the following conditions. The area around the headlight is not deformed. The vehicle is parked on a level surface. Tire inflation pressure is in the specified value . A driver is in the driver’s seat and the vehicle is in a state rea ...

    Doors
    Unlocking and locking the doors from the outside ■ Smart key system (if equipped) Carry the electronic key to enable this function. Grip the driver's door handle to unlock the door. Holding the driver's door handle for approximately 2 seconds unlocks all the doors. Grip the front passenger ...

    Inspection procedure
    1 Check fuse(ecu–ig) Remove the ecu–ig fuse from the instrument panel j/b.  check the continuity of the ecu–ig fuse. Ok: continuity 2 Inspect terminal voltage(b) Remove the cruise control ecu assy with connector still connected.  turn the ignition switch ...