Toyota Corolla (E120): Diagnostic trouble code chart

Notice

: when removing the part, turn the ignition switch to off.

Hint

: using sst 09843–18040, it connect the terminal tc and cg of dlc3.

If any abnormality is not found when inspecting parts, inspect the ecu and ground points for poor contact.

If a malfunction code is displayed during the dtc check, check the circuit listed that code. For details of each code, turn to the page referred to under the ”” for respective ”dtc no.” In the dtc chart.

When 2 or more dtc’s are recorded, and the problem is not identified, perform circuit inspection of the other dtc’s.

Dtc of speed sensor check function:

Dtc of speed sensor check function:

Location

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    How to proceed with troubleshooting
    1 Vehicle brought to workshop 2 Customer problem analysis 3 Check and clear dtc 4 Problem symptom confirmation Symptom does not occur (go to step 5) 5 Symptom simulation 6 Dtc check 7 Dtc chart 8 Problem symptoms table 9 Circuit inspection 10 Confirmation test End ...

    Inspection procedure
    1 Inspect parking brake switch circuit Check for open and short circuit in parking brake switch circuit 2 Inspect brake fluid level warning switch circuit Check the brake fluid level in reservoir.  check for open and shot circuit in brake fluid level warning switch circuit ...

    Instrument panel
    Engine switch Starting the engine/changing the positions*1 Starting the engine/changing the modes*2 Emergency stop of the engine When the engine will not start Warning messages Shift lever Changing the shift position Precautions for towing When the shift lever does not move Meters Read ...