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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    Circuit description
    The p squib (2nd step) circuit consists of the airbag sensor assy center and instrument panel passenger airbag assy. It causes the srs to deploy when the srs deployment conditions are satisfied. Dtc b1185/57 is recorded when a short is detected in the p squib (2nd step) circuit. Wiri ...

    RSA (Road Sign Assist)
    The RSA system detects specific road signs using the front camera and/or navigation system (when speed limit information is available) and warns the driver via displays and buzzers. WARNING ■For safe use Driving safely is solely the responsibility of the driver. Pay careful attention to the su ...

    Circuit description
    The p squib circuit consists of the airbag sensor assy center and instrument panel passenger airbag assy. It causes the srs to deploy when the srs deployment conditions are satisfied. Dtc b0105/53 is recorded when a short is detected in the p squib circuit. Wiring diagram ...