Brake System Indicator Circuit Troubleshooting - With VSA: Supplement

Brake system indicator does not go off If the brake system indicator does not go off with ABS and VSA indicators at the same time, do the ABS indicator circuit troubleshooting first, then recheck.

1. Turn the ignition switch ON (II).

1. Release the parking brake.

Does the brake system indicator go off after several seconds?

YES | - | The system is OK at this time.■
NO | - | Go to Step 3 .

1. Check the brake fluid level.

Is the level OK?

YES | - | Go to Step 4 .
NO | - | Refill the brake fluid, and recheck.■

1. Check the ABS indicator.

Does the ABS indicator stay on?

YES | - | Read the DTC, and do the applicable troubleshooting for the DTC.■
NO | - | Go to Step 5 .

1. Turn the ignition switch OFF.

1. Check the parking brake switch.

Is the parking brake switch OK?

YES | - | Go to Step 7 .
NO | - | Replace the parking brake switch .■

1. Check the brake fluid level switch.

Is the brake fluid level switch OK?

YES | - | Go to Step 8 .
NO | - | Replace the brake fluid level switch .■

1. Remove the gauge control module.

1. Disconnect the gauge control module connector (36P).

1. Check for continuity between the gauge control module connector (36P) terminal No. 17 and body ground.

Is there continuity?

YES | - | Repair short to body ground in the wire between the gauge control module and the parking brake switch.■
NO | - | Go to Step 11 .

1. Check for continuity between the gauge control module connector (36P) terminal No. 16 and body ground.

Is there continuity?

YES | - | Repair short to body ground in the wire between the gauge control module and the brake fluid level switch.■
NO | - | Check for loose terminals in the gauge control module connectors. If connections are good, replace the gauge control module .■