Toyota Corolla (E120): Circuit description

Hint:

Hint

: there is a case that hand–held tester cannot be used when ecu is abnormal.

Wiring diagram

Inspection procedure

    Share this page:

    Other materials:

    Front passenger occupant classification system
    Your vehicle is equipped with a front passenger occupant classification system. This system detects the conditions of the front passenger seat and activates or deactivates the front passenger airbag and seat cushion airbag in the front passenger side. System components SRS warning light Front pa ...

    For vehicles equipped with mobile communication system
    Install an antenna as far as possible away from the ecu and sensors of the vehicle’s electronic systems.  install an antenna feeder at least 20 cm (7.87 In.) Away from the ecu and sensors of the vehicle’s electronic systems. For details of the ecu and sensors locations, refer ...

    Bluetooth® device registration status
    1 Display the “Bluetooth* Setup” screen. *: Bluetooth is a registered trademark of Bluetooth SIG, Inc. 2 Select the device. 3 Select “Device Info”. 4 Following screen is displayed: 1 Device Name 2 Change connection method 3 Bluetooth® Address 4 Display your telephone number The n ...