Park Brake Will Not Hold Or Release
- Were you sent here from the Park Brake Symptom Table? If so, go to next step. If not, go to DIAGNOSTIC STARTING POINT - PARK BRAKE .
- Inspect the park brake system for proper operation. See PARK BRAKE SYSTEM TESTING under SYSTEM TESTING. Did you find and correct a condition? If so, go to step 6 . If not, go to next step.
- Inspect the drum brake system for proper operation. See DRUM BRAKE SYSTEM TESTING under SYSTEM TESTING. Did you find and correct a condition? If so, go to step 6 . If not, go to next step.
- Inspect the disc brake system for proper operation. See DISC BRAKE SYSTEM TESTING under SYSTEM TESTING. Did you find and correct a condition? If so, go to step 6 . If not, go to next step.
- Inspect the hydraulic brake system for proper operation. See HYDRAULIC BRAKE SYSTEM TESTING under SYSTEM TESTING. Did you find and correct a condition? If so, go to next step. If not, go to DIAGNOSTIC STARTING POINT - PARK BRAKE under SYSTEM TESTING.
- Road test the vehicle in order to confirm proper operation. See HYDRAULIC BRAKE SYSTEM ROAD TEST under TROUBLE SHOOTING. Is the condition still present? If so, go to step 2 . If not, then system is okay.