Toyota Corolla (E120): Circuit description

The integration relay receives a switch signal from the master switch, door lock control switch or the driver’s door key and then drives the door lock motor.

Wiring diagram

Inspection procedure

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    Terminals of ecu
    1. Inspect integration relay Disconnect the connector from the integration relay. check the continuity between each terminal of the disconnected connector and the body ground, as shown in the illustration and table. Standard: If the result is not as specified, the vehicle’s ...

    Listening to an iPod
    Connecting an iPod enables you to enjoy music from the vehicle speakers. Press until “iPod” is displayed. Connecting an iPod Control panel 1 Power 2 Volume 3 Fast-forward or reverse 4 Repeat play 5 Shuffle playback 6 Select an iPod menu/song or display song list 7 Displays text mess ...

    Do-it-yourself service precautions
    If you perform maintenance by yourself, be sure to follow the correct procedure as given in these sections. CAUTION The engine compartment contains many mechanisms and fluids that may move suddenly, become hot, or become electrically energized. To avoid death or serious injury, observe t ...