Important: Review the system operation in order to familiarize yourself with the
system functions. Refer to the following:
•
Disc Brake System Description and Operation in Disc Brakes •
Drum Brake System Description and Operation in Drum Brakes •
Park Brake System Description and Operation in Park Brake •
ABS Description and Operation
in Antilock Brake System
• | Inspect for aftermarket devices which may affect the operation of the Brake Warning System. Refer to Checking Aftermarket Accessories in Wiring Systems. |
• | Inspect the easily accessible or visible system components for obvious damage or conditions which may cause the symptom. |
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent Conditions and Poor Connections in Wiring Systems.
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
• | Park Brake Will Not Hold or Release in Park Brake |