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:

    Wiper rubber lh
    Replacement 1. Remove fr wiper blade lh  remove the front wiper blade lh from the front wiper arm lh. Notice: do not fold down the front wiper arm with the front wiper blade being removed from it. 2. Remove wiper rubber lh  remove the front wiper rubber lh from the front wi ...

    Fuel system
    Precaution 1. Before working on fuel system, disconnect negative (–) terminal cable from battery 2. Do not smoke or work near an open flame when working on fuel system 3. Keep gasoline away from rubber or leather parts 4. Work for prevent gasoline from spilling out Remove the rear s ...

    Handling of hose clamps
    Before removing the hose, check the depth of the inserting portion and the clamp position in order to restore it surely.  change a deformed or dented clamp for a new one.  in case of reusing the hose, install the clamp on the hose where it has a clamp track.  for a ...