Toyota Corolla (E120): Diagnostic trouble code chart

Hint

: as for the vehicle for mexico, refer to repair manual 2003 corolla (pub. No. Rm938u).

Parameters listed in the chart may not be exactly the same as your readings due to the type of instrument or other factors.

If a malfunction code is displayed during the dtc check in the check mode, check the circuit for the codes listed in the table below. For details of each code, refer to the ’’’’ under the respective ’’dtc no.’’ In the dtc chart.

*1: ” ○” ... Mil is illuminated, ”—”

*1: ” ○” ... Mil is illuminated, ”—” ... Mil is not illuminated.

*2: Mil is illuminated or blinks *3: this dtc is indicate a malfunction related to primary circuit.

    Share this page:

    Other materials:

    Precaution
    Caution: replace the faulty parts of the seat belt systems (outer belt, inner belt, bolts, nuts, adjustable shoulder anchor, tether anchor hardware, sill–bar, etc.). Seat belt systems not in use at the time of a collision should also be inspected and replaced if found to be damaged or wo ...

    Circuit description
    The airbag front rh sensor circuit consists of the airbag sensor assy center and airbag front rh sensor. Dtc b1156/b1157/15 is recorded when a malfunction is detected in the airbag front rh sensor circuit. Wiring diagram ...

    Inspection
    1. Inspect driver’s door lock Inspect the door lock motor operation. Standard: If the result is not as specified, replace the door lock assembly. Inspect the door lock and unlock switch continuity. Standard: If the result is not as specified, replace the door lock assem ...