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Pinpoint Test A: The Parking Brake Does Not Apply

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  1. A1 CHECK THE PARKING BRAKE CONTROL 
    • Press the parking brake control pedal.
    • Does the parking brake control pedal move? 
    • Yes  : GO to A2.
    • No  : GO to  A5.
  2. A2 CHECK FOR BROKEN CABLES 
    • NOTE: Have an assistant press and release the parking brake pedal to help isolate disconnected cables or cables that do not move.

      Inspect the following items for damage and correct connections:

      • Front cable and conduit
      • LH rear cable and conduit
      • RH rear cable and conduit
      • Rear cable brackets
    • Are the cables in good condition? 
    • Yes  : GO to A3.
    • No  : CONNECT the cable(s) or INSTALL new parking brake component(s) as necessary. TEST the system for normal operation.
  3. A3 CHECK THE PARKING BRAKE SHOES, ACTUATOR LEVERS AND HARDWARE 
    • Remove the rear brake disc, refer to REAR DISC BRAKE . Inspect the parking brake shoes, actuator levers and hardware.
    • Are the parking brake shoes, actuator levers and hardware in good condition? 
    • Yes  : GO to A4.
    • No  : INSTALL new components as necessary. REFER to PARKING BRAKE SHOES . TEST the system for normal operation.
  4. A4 CHECK THE PARKING BRAKE SHOE ADJUSTMENT 
  5. A5 ISOLATE THE PARKING BRAKE CONTROL AND FRONT PARKING BRAKE CABLE 
    • Disconnect the front parking brake cable from the RH rear parking brake cable at the cable union.
      Fig 1: Locating Cable Union
      G06125843Courtesy of FORD MOTOR CO.
    • Press the parking brake control pedal.
    • Does the parking brake control pedal move? 
    • Yes  : GO to A6.
    • No  : GO to  A7.
  6. A6 ISOLATE THE REAR PARKING BRAKE CABLES 
    • Disconnect the LH cable from the RH conduit equalizer.
    • Disconnect the rear parking brake cables from the parking brake actuating levers.
    • While holding the cable conduit, attempt to slide the cable inside the conduit.
    • Does the cable slide freely inside the conduit? 
    • Yes  : INSPECT the parking brake shoes, hardware and backing plate. INSTALL new components as necessary. REFER to PARKING BRAKE SHOES . TEST the system for normal operation.
    • No  : INSTALL new rear brake cable(s). TEST the system for normal operation.
  7. A7 ISOLATE THE FRONT PARKING BRAKE CABLE 
    • NOTE: The parking brake control take-up spool tab may need to be bent aside to allow the cable to be removed.

      Disconnect the front parking brake cable and conduit from the parking brake control.

      Fig 2: Locating Front Parking Brake Cable And Conduit
      G06167611Courtesy of FORD MOTOR CO.
    • While holding the cable conduit, attempt to slide the cable inside the conduit.
    • Does the cable slide freely inside the conduit? 
    • Yes  : INSTALL a new parking brake control. REFER to PARKING BRAKE CONTROL . TEST the system for normal operation.
    • No  : INSTALL a new front parking brake cable. TEST the system for normal operation.
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