Pinpoint Test A : The Parking Brake Does Not Apply/Hold Vehicle
- A1 CHECK THE PARKING BRAKE CONTROL
- Press the parking brake control pedal.
Does the parking brake control move?
Yes GO to A2. No GO to A3. - A2 CHECK FOR BROKEN CABLES
- Inspect the following items for damage and correct connections:
- Parking brake control
- Front cable
- LH rear cable
- RH rear cable
- Cable equalizer
- Rear brake caliper actuators
NOTE: Have an assistant press and release the parking brake pedal to help isolate disconnected cables or cables that do not move.Is any damage found or are any components disconnected?
Yes CONNECT the component(s) or INSTALL new parking brake component(s) as necessary. TEST the system for normal operation. No VERIFY that the rear pads and brake discs are within thickness specifications. REFER to Specifications in Brake System - General Information . If the rear pads and brake discs are OK, INSTALL new rear brake calipers. REFER to Rear Disc Brake . - Inspect the following items for damage and correct connections:
- A3 ISOLATE THE PARKING BRAKE CONTROL AND FRONT PARKING BRAKE CABLE
- Press the parking brake control pedal.
Does the parking brake control pedal move?
Yes GO to A4. No INSTALL a new parking brake control. REFER to Parking Brake Control . TEST the system for normal operation. - A4 ISOLATE THE REAR PARKING BRAKE CABLES
- Disconnect the LH and RH parking brake cables from the subframe brackets and the brake calipers.
- While holding the cable conduit, attempt to slide the cable inside the conduit.
Does the cable slide freely inside the conduit?
Yes INSTALL new rear brake calipers. REFER to Rear Disc Brake . No INSTALL new rear brake cable(s). REFER to Parking Brake Cable - LH Rear or Parking Brake Cable - RH Rear . TEST the system for normal operation.
