Test Description
The numbers below refer to the step numbers on the diagnostic table.
- 4: This step tests the ignition positive voltage circuit for an open or short to ground.This step tests the EBCM ground circuits for an open or high resistance.
- 6: This step tests the VSC indicator control circuit for a short
Stability System Caution Indicator Always On
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Antilock Brake System Schematics Connector End View Reference: Antilock Brake System Connector End Views |
|||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle |
| 2 | Inspect for poor connections at the harness connector of the electronic brake control module (EBCM). Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
. Did you find and correct the condition? |
Go to Step 9 | Go to Step 3 |
| 3 | Measure the battery voltage. Is the battery voltage as specified? |
Go to Step 4 | Go to Symptoms - Engine Electrical |
| 4 |
|
Go to Step 9 | Go to Step 5 |
| 5 |
|
Go to Step 5 | Go to Step 6 |
| 6 | Test the VSC indicator control circuit for a short. Refer to Circuit Testing
and Wiring Repairs
. Did you find and correct the condition? |
Go to Step 9 | Go to Step 7 |
| 7 | Replace the instrument panel cluster assembly. Refer to Instrument Cluster Replacement
. Did you complete the replacement? |
Go to Step 9 | - |
| 8 | Replace the brake pressure modulator valve (BPMV). Refer to Brake Modulator Assembly Replacement (With VSC) or Brake Modulator Assembly Replacement (Without VSC) . Is the repair complete? |
Go to Step 9 | - |
| 9 | Operate the system in order to verify the repair. Did you correct the condition? |
System OK | Go to Step 2 |