Toyota Corolla (E120): Circuit description

The door control receiver receives a signal from the transmitter and sends this signal to the integration relay.

Then, the integration relay controls door operation by sending a door lock/unlock signal to each door lock motor.

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Preparations to use wireless communication
    The following can be performed using Bluetooth® wireless communication: ■ A portable audio player can be operated and listened to via multimedia system ■ Hands-free phone calls can be made via a cellular phone In order to use wireless communication, register and connect a Bluetooth ...

    Warning light and warning buzzer list
    *1: Parking brake engaged warning buzzer: *2: Open door warning buzzer: *3: Vehicles with a drive monitor display *4: Vehicles with a multi-information display *5: Driver’s seat belt buzzer: Vehicles without a smart key system: The driver’s seat belt buzzer sounds to alert the d ...

    For vehicles equipped with catalytic converter
    Caution: if large amount of unburned fuel flows into the converter, it may cause overheating and a fire hazard. To prevent this, observe the following precautions. Use only unleaded gasoline.  avoid prolonged idling. Avoid running the engine at idle speed for more than 20 minutes. ...