Test Description
WARNING: This page is about a different car, the 2004 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
The numbers below refer to the step numbers on the diagnostic table.
- 3: Use the scan tool to check the normal state of the ABS indicator control circuit.
- 4: Ensures that the instrument panel cluster (IPC) can operate the ABS indicator.
ABS Indicator Inoperative
| Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
| Schematic Reference: ABS Schematics Connector End View Reference: ABS Connector End Views or Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages, and Console |
||||
| 1 | Did you perform the ABS Diagnostic System Check? | - | Go to Step 2 | Go to Diagnostic System Check - ABS |
| 2 | Inspect the EBCM ground, making sure the ground is clean and torqued to the proper specification. Refer to Circuit Testing
and Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
- | Go to Step 9 | Go to Step 3 |
| 3 |
|
- | Go to Step 4 | Go to Step 5 |
| 4 |
|
- | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 6 |
| 5 | Inspect for poor connections at the harness connector of the EBCM. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
- | Go to Step 9 | Go to Step 7 |
| 6 | Inspect for poor connections at the harness connector of the IPC. Refer to Testing for Intermittent Conditions and Poor Connections
and Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
- | Go to Step 9 | Go to Step 8 |
| 7 | Replace the EBCM. Refer to Electronic Brake Control Module Replacement (CTS) or Electronic Brake Control Module Replacement (CTS-V) . Did you complete the repair? |
- | Go to Step 9 | - |
| 8 |
IMPORTANT:
Perform the setup procedure for the replacement IPC. Replace the instrument panel cluster (IPC). Refer to Instrument Panel Cluster (IPC) Replacement
in Instrument Panel, Gages and Console.Did you complete the repair? |
- | 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 |