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:

    Malfunction in water temperature receiver gauge
    Wiring diagram Inspection procedure 1 Read value of hand–held tester Check output value of ecm.  Connect the hand–held tester to dlc3.  Turn the ignition switch to on and push the hand–held tester main switch on.  Select the data list mode on the hand–he ...

    Inspection procedure
    1 Check security indicator light Remove the security indicator.  check the indicator light, as shown in the illustration and table. Standard: 2 Check wire harness (tvip ecu  security indicator) Disconnect the tvip ecu and security indicator connectors.   ...

    Inspection procedure
    1 Inspect dlc3 terminal voltage Turn the ignition switch to on.  measure voltage between terminals 13 (tc) and 4 (cg) of dlc3. Ok: voltage: 10 – 16 v 2 Check harness and connector(between cruise control ecu assy and dlc3) Check for open and short circuit in harness ...