Test Description
WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
The number(s) below refer to the step number(s) on the diagnostic table.
- 2: Lack of communication may be due to a malfunction of the class 2 serial data circuit.
Diagnostic System Check - ABS
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: ABS Schematics | |||
| 1 | Install a scan tool. Does the scan tool power up? |
Go to Step 2 | Go to Scan Tool Does Not Power Up in Data Link Communications |
| 2 |
|
Go to Step 3 | Go to Scan Tool Does Not Communicate with EBCM in Data Link Communications |
| 3 | Select the ABS display DTCs function on the scan tool. Does the scan tool display any DTCs? |
Go to Diagnostic Trouble Code (DTC) List | Go to Symptoms - Antilock Brake System |