For 1990-2009 cars only
Important: The following steps must be completed before using the symptom tables.
- Perform the Air ABS Diagnostic System Check before using the symptom tables in order to verify that the EBCM has not set any diagnostic faults.
- Review the system description and operation in order to familiarize yourself with the system functions. Refer to Air ABS Description and Operation.
Visual/Physical Inspection
| • | Inspect for aftermarket devices which could affect the operation of the Air Antilock Brake System. Refer to Checking Aftermarket Accessories. |
| • | Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom. |
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections.
Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
