| 1. | Do the gauge assembly self-diagnosis function. Is gauge assembly OK? YES - Go to 2. NO - Replace gauge assembly.n |
| 2. | Turn the ignition switch OFF. |
| 3. | Disconnect the VSA control unit 46P connector. |
| 4. | Connect the VSA control unit 46P connector terminal No. 16 and body ground with a jumper wire.
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| 5. | Turn the ignition switch ON (II). Doest the brake system indicator come on? YES - Check for loose or poor connections in the VSA control unit 46P connector. If connections are good, replace the VSA modulator-control unit.n NO - Repair open in the wire between gauge assembly and VSA modulator-control unit.n |
| 1. | Turn the ignition switch ON (II). |
| 2. | Release the parking brake. Does the brake system indicator go off after several seconds? YES - The system is OK at this time.n NO - Go to 3. |
| 3. | Check the brake fluid level. Is the level OK? YES - Go to 4. NO - Refill the brake fluid, and recheck.n |
| 4. | Check the ABS indicator. Does the ABS indicator stay on? YES - Read the ABS DTC, and do the applicable troubleshooting for the DTC.n NO - Go to 5. |
| 5. | Turn the ignition switch OFF. |
| 6. | Disconnect the VSA control unit 46P connector. |
| 7. | Turn the ignition switch ON (II), and check the brake system indicator. Does the brake system indicator go off? YES - Replace the VSA modulator-control unit.n NO - Go to 8. |
| 8. | Turn the ignition switch OFF. |
| 9. | Remove the gauge assembly. |
| 10. | Disconnect gauge assembly connector C (40P). |
| 11. | Check for continuity between the VSA control unit 46P connector 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 VSA modulator-control unit.n NO - Check for a short to body ground in the brake system indicator circuit.n |