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, see 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 5 . If not, go to next step.
- Inspect the disc brake system for proper operation. See DISC BRAKES SYSTEM TESTING under SYSTEM TESTING. Did you find and correct a condition? If so, go to step 5 . If not, go to next step.
- Inspect the hydraulic brake system for proper operation. See HYDRAULIC BRAKES 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 .
- Road test the vehicle in order to confirm proper operation. See BRAKE SYSTEM VEHICLE ROAD TEST . Is the condition still present? If so, go to step 2 . If not, system is okay.