Pinpoint Test B : The Parking Brake Will Not Release
- B1 CHECK THE PARKING BRAKE CONTROL
- Press the parking brake control pedal.
Does the parking brake control move?
Yes GO to B2. No INSTALL a new parking brake control. REFER to Parking Brake Control . TEST the system for normal operation. - B2 CHECK THE REAR PARKING BRAKE CABLES
- Disconnect the LH and RH cables from the front cable equalizer.
- Disconnect the LH and RH parking brake cables from the subframe brackets and the brake calipers.
- While holding the rear cable conduit, attempt to slide the rear cable inside the conduit.
Does the cable slide freely inside the conduit?
Yes GO to B3. 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. - B3 CHECK THE REAR BRAKE CALIPERS AND HARDWARE
- Inspect the brake calipers, actuators and return springs.
Are the components in good condition?
Yes INSTALL a new parking brake control. REFER to Parking Brake Control . TEST the system for normal operation. No INSTALL new components as necessary. REFER to Rear Disc Brake . TEST the system for normal operation.