Toyota Corolla (E120): Problem symptoms table

If a normal code is displayed during the dtc check but the problem still occurs, check the circuits for each problem, symptom in the order given in the table below and proceed to the relevant troubleshooting page.

Actuator motor circuit

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    Terminals of ecu
    1. Inspect integration relay Disconnect the connector and check the continuity of each terminal of the disconnected connector. Standard : If the result is not as specified, the vehicle’s side may malfunction. Reconnect the connector and check each terminal. Standard: If ...

    Door control transmitter
    Registration 1. Registration of recognition code Hint: the add mode is used to retain the already registered codes while registering a new recognition code. This mode is used when adding a transmitter. If the number of the registered codes exceeds 4, the previously registered code wi ...

    Audio unit
    1 Bluetooth® connection status If “BT” is not displayed, the Bluetooth® audio/phone cannot be used. 2 Display A message, name, number, etc. is displayed. Lower-case characters and special characters cannot be displayed. 3 Displays the set up menu 4 Selects items such as menu and number ...