Toyota Corolla (E120): Inspection procedure

1 Check un–lock warning switch assy

  1. Disconnect the key unlock warning switch connector.
  2.  check the continuity between the terminals of the key unlock warning switch connector, as shown in the illustration and table.

Standard:

2 Check wire harness (tvip ecu unlock warning switch)

2 Check wire harness (tvip ecu unlock warning switch)

  1. Disconnect the tvip ecu and key unlock warning switch connectors.
  2.  check the continuity between the terminals of the tvip ecu connectors and unlock warning switch connector, as shown in the illustration and table.

Standard:

3 Check wire harness (key unlock warning switch body ground)

3 Check wire harness (key unlock warning switch body ground)

  1. Disconnect the key unlock warning switch connector.
  2.  check the continuity between the terminal of the key unlock warning switch connector and the body ground, as shown in the illustration and table.

Standard:

Check and replace tvip ecu

Check and replace tvip ecu

    Share this page:

    Other materials:

    If the shift lever cannot be shifted from P (except vehicles with a manual transmission)
    If the shift lever cannot be shifted with your foot on the brake pedal, there may be a problem with the shift lock system (a system to prevent accidental operation of the shift lever). Have the vehicle inspected by your Toyota dealer immediately. The following steps may be used as an emergency ...

    Steering column
    Service data Torque specification Power steering Service data Torque specification : For use without sst ...

    Inspection procedure
    Hint: perform the troubleshooting of dtc p0335 first. If no trouble is found, troubleshoot the engine mechanical systems. Read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When tr ...