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:

    Taking out the spare tire
    1 Remove the luggage floor cover. 2 Remove the tool tray. 3 Loosen the center fastener that secures the spare tire. CAUTION ■When storing the spare tire Be careful not to catch fingers or other body parts between the spare tire and the body of the vehicle. ...

    Power door lock control system
    Symptom Suspected area All doors are not operated by driver’s door key cylinder interlocked with key Door lock control switch Front door lock assy lh  Wire harness Integration relay Key confinement prevention function does ...

    Connecting a Bluetooth® audio player
    ► Registering an additional device Select “Select Device” on the Bluetooth® audio control screen. ►Selecting a registered device Select “Select Device” on the Bluetooth® audio control screen. ■Reconnecting a Bluetooth® phone If the system cannot connect due to poor ...