Symptom Chart: Parking Brake and Actuation
WARNING: This page is about a different car, the 2020 Ford Mustang. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
| Condition | Possible Sources | Actions |
|---|---|---|
| A module does not respond to the diagnostic scan tool | Fuse Wiring, terminals or connectors ABS module concern |
REFER to: Communications Network . |
| The yellow parking brake indicator is always or never on | Parking brake concern Parking brake switch ABS module |
GO to Pinpoint Test H |
| Message center displays Park Brake Malfunction Service Now | Parking brake concern Diagnostic Trouble Codes (DTCs) present in the ABS module ABS module concern |
GO to Pinpoint Test H |
| Message center displays Park Brake Limited Function Service Required | Diagnostic Trouble Codes (DTCs) present in the ABS module | GO to Pinpoint Test H |
| Message center displays Maintenance Mode | Parking brake system is in maintenance mode (service mode) | GO to Pinpoint Test H |
| Rear brakes drag | Refer to the Pinpoint Test | GO to Pinpoint Test D |
| The parking brake does not apply or does not hold the vehicle | Refer to the Pinpoint Test | GO to Pinpoint Test D |
| The parking brake does not release using the park brake switch | Refer to the Pinpoint Test | GO to Pinpoint Test D |
| The parking brake automatic release function does not operate | Refer to the Pinpoint Test | GO to Pinpoint Test D |