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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    Replacement
    1. Remove combination meter assembly 2. Disconnect brake master cylinder push rod clevis  remove the clip and push rod clevis pin and wave washer, and disconnect the push rod clevis from the brake pedal. 3. Remove brake pedal support sub–assy Remove the bolt from the bra ...

    Chassis
    On–vehicle inspection 1. Inspect steering linkage  check the steering wheel freeplay .  check the steering linkage for looseness or damage.  Check that the tie rod ends do not have excessive play.  Check that the dust seals and boots are not damaged.  Chec ...

    Overhaul
    1. Drain clutch fluid 2. Remove brake master cylinder sub–assy 3. Remove brake booster assy 4. Disconnect clutch reservoir tube Loosen the clip and disconnect the clutch reservoir tube from the clutch master cylinder assy. Hint: use a container to catch the fluid. 5. Disconnect ...