Toyota Corolla (E120): Inspection procedure

1 Inspect parking brake switch circuit

  1. Check for open and short circuit in parking brake switch circuit

2 Inspect brake fluid level warning switch circuit

2 Inspect brake fluid level warning switch circuit

  1. Check the brake fluid level in reservoir.
  2.  check for open and shot circuit in brake fluid level warning switch circuit

3 Check dtc once more

3 Check dtc once more

  1. Check for open and short circuit in harness and connector between vacuum warning switch and skid control ecu

4 Inspect combination meter assembly(brake warning light circuit)

4 Inspect combination meter assembly(brake warning light circuit)

  1. Check for open and short circuit in combination meter

5 Check harness and connector(brake actuator – combination

5 Check harness and connector(brake actuator – combination meter)

  1. Check for open and short circuit in harness and connector between brake actuator and combination meter

Check and replace brake actuator assy

Check and replace brake actuator assy

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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 ...

    Inspection procedure
    1 Check courtesy lamp switch Check the courtesy switch, as shown in the illustration and table. Standard: 2 Check wire harness (integration relay  door courtesy sw) Disconnect the integration relay and door courtesy connectors.  check the continuity between th ...

    Ecm/pcm processor
    Dtc p0606 ecm/pcm processor Monitor description The ecm continuously monitors its internal circuits. This self–check insures that the ecm is functioning properly. If a malfunction is detected, the ecm will set the appropriate dtc and illuminate the mil. The two cpus, main and sub cpu i ...