Inspection Procedure
WARNING: This page is about a different car, the 2002 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
- Check parking brake switch circuit
. See
PARKING BRAKE SWITCH
.
NG: Repair or replace parking brake switch circuit.
If OK , go to step 2.
- Check brake fluid level warning switch circuit
. See
BRAKE FLUID LEVEL SWITCH
.
NG: Repair or replace brake fluid level warning switch circuit.
If OK , go to step 3.
- Is DTC output for ABS?
YES: Repair circuit indicated by the output code.
If NO , go to step 4.
- Check BRAKE warning light.
See
SYSTEM TESTS
and TEST NO. 16: BRAKE WARNING LIGHT DOES NOT LIGHT UP
.
NG: Repair or replace combination meter.
If OK , go to step 5.
- Check active lamp relay.
NG: Replace active lamp relay.
If OK , go to step 6.
- Check for open or short circuit in harness and connector between combination meter and active lamp relay.
See
HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE
.
NG: Repair or replace harness or connector.
If OK , go to step 7.
- Check for open or short circuit in harness and connector between active lamp relay and ABS & BA & TRAC & VSC ECU . See HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE .
NG: Repair or replace harness or connector.
OK: Check and replace ABS & BA & TRAC & VSC ECU.