Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / ABS with EBD system / Brake warning light circuit / Inspection procedure

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

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

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)

1. Check for open and short circuit in combination meter

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