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

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    Other materials:

    Overhaul
    1. Remove speedometer drive (mtm) gear Remove the speedometer drive (mtm) gear from the front differential case. 2. Remove front differential ring gear Place matchmarks on the front differential ring gear and front differential case. Remove the 8 bolts. Using a hamme ...

    Replacement
    1. Drain engine oil  remove the oil pan drain plug and drain the engine oil. 2. Removal & installation chain sub–assy 3. Remove chain vibration damper no.1  remove 2 bolts and chain vibration damper no. 1. 4. Remove oil pump assy Remove the 5 bolts.  rem ...

    If your vehicle has to be stopped in an emergency
    Only in an emergency, such as if it becomes impossible to stop the vehicle in the normal way, stop the vehicle using the following procedure: 1 Steadily step on the brake pedal with both feet and firmly depress it. Do not pump the brake pedal repeatedly as this will increase the effort required ...