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Home >> Ford >> 2000 >> Taurus LX, 3.0 2, AX4N >> Repair and Diagnosis >> External Pages >> Different car >> Section 1228 (Parking Brake System And Actuation) >> Diagnostic Tests >> Parking Brake >> Pinpoint Tests >> Pinpoint Test B: The Parking Brake Will Not Release >> Pinpoint Test B: The Parking Brake Will Not Release

Pinpoint Test B: The Parking Brake Will Not Release

WARNING: This page is about a different car, the 2008 Mercury Mariner and 2008 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
  1. B1 CHECK THE PARKING BRAKE CONTROL RELEASE HANDLE 
    • Verify that the release handle is connected to the parking brake control.
    • Is the release handle connected? 
    1. YES  : Go to  B2.
    2. NO  : CONNECT the handle and TEST the system for normal operation.
  2. B2 ISOLATE THE PARKING BRAKE CONTROL 
    • Disconnect the RR cable and conduit from the body bracket, then disconnect the front cable from the connector.
      • Fig 1: Disconnecting RR Cable And Conduit
      GF0042263Courtesy of FORD MOTOR CO.
    • Disconnect the front parking brake cable conduit from the LR cable.
      • Fig 2: Identifying Front Parking Brake Cable Conduit
      GF0042264Courtesy of FORD MOTOR CO.
    • Does the parking brake release? 
    1. YES  : INSTALL a new parking brake control. REFER to Parking Brake Control . TEST the system for normal operation.
    2. NO  : Go to  B3.
  3. B3 CHECK THE FRONT PARKING BRAKE CABLE 
    • While holding the front cable conduit, attempt to slide the front cable inside the conduit.
    • Does the cable slide freely inside the conduit? 
    1. YES  : For hybrid vehicles  , go to  B4.

      For non-hybrid vehicles  , go to  B6.

    2. NO  : INSTALL a new front cable. REFER to Parking Brake Cable - Front . TEST the system for normal operation.
  4. B4 CHECK THE REAR PARKING BRAKE CABLES 
    • Disconnect the rear parking brake cables from the brake shoe actuators.
      • Fig 3: Identifying Brake Shoe Actuators
      GF0042248Courtesy of FORD MOTOR CO.
    • While holding the rear cable conduit, attempt to slide the rear cable inside the conduit.
    • Does the cable slide freely inside the conduit? 
    1. YES  : Go to  B5.
    2. NO  : INSTALL a new rear cable. REFER to Parking Brake Cable - Rear, RH  and/or Parking Brake Cable - Rear, LH . TEST the system for normal operation.
  5. B5 CHECK THE REAR PARKING BRAKE SHOES AND HARDWARE 
    • Remove the rear brake disc, refer to REAR DISC BRAKE article.
    • Inspect the parking brake shoes, hardware and backing plate.
    • Are the shoes, hardware and backing plate in good condition? 
    1. YES  : INSTALL a new parking brake control. REFER to Parking Brake Control . TEST the system for normal operation.
    2. NO  : INSTALL new components as necessary. TEST the system for normal operation.
  6. B6 CHECK THE REAR BRAKE SHOES AND HARDWARE 
    • Remove the rear brake drum, refer to DRUM BRAKE article.
    • Inspect the brake shoes, hardware and backing plate.
    • Are the shoes, hardware and backing plate in good condition? 
    1. YES  : Go to  B7.
    2. NO  : INSTALL new components as necessary. TEST the system for normal operation.
  7. B7 ISOLATE THE REAR PARKING BRAKE CABLES 
    • Remove the brake shoes, refer to DRUM BRAKE article. Compress the rear parking brake cable conduit locking tabs and pull the cable assembly through the brake backing plate.
      • Fig 4: Identifying Rear Parking Brake Cable Conduit
      GF0042257Courtesy of FORD MOTOR CO.
    • While holding the rear cable conduit, attempt to slide the rear cable inside the conduit.
    • Does the cable slide freely inside the conduit? 
    1. YES  : Go to  B4.
    2. NO  : INSTALL a new rear cable. REFER to Parking Brake Cable - Rear, RH  and/or Parking Brake Cable - Rear, LH . TEST the system for normal operation.
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