Toyota Corolla (E120): Problem symptoms table

The suspected circuits or parts for each problem symptom are shown in the table below. Use this table to troubleshoot the problem when a normal code is displayed in the diagnostic trouble code chart but the problem is still occurring. Numbers in the table indicate the order in which the circuits or parts should be checked.

Hint: when the problem is not detected by the diagnostic system even though the problem symptom is present, it may be that the problem is occurring outside the detection range of the diagnostic system.

Circuit inspection

    Share this page:

    Other materials:

    Manual air conditioning system
    Air conditioning controls The display and button positions will differ depending on the type of the system. Fan speed control switch Temperature control switch "MAX A/C" switch "A/C" switch Outside air mode switch Recirculated air mode switch Airflow mode control switch Rear window defogge ...

    Diagnostic trouble code chart
    Terms Terms Physical address Three–digit code (shown in hexadecimal) which is given to each component comprising the avc–lan. Corresponding to the function, individual symbols are specified. Logical address Two–digit code (shown in hexadeci ...

    Bluetooth® Audio (Multimedia system)
    Listening to Bluetooth® Audio The Bluetooth® audio system enables the user to enjoy music played on a portable player from the vehicle speakers via wireless communication. When a Bluetooth® device cannot be connected, check the connection status on the “Bluetooth* Audio” screen. If the ...