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Cooler Bypass Valve: Installation

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    CAUTION: Failure to correctly install the new rubber-coated sealing washers will result in transmission fluid leaks.
    Fig 1: Installing Rubber-Coated Sealing Washer On Cooler Line Case Fitting
    G01538930Courtesy of FORD MOTOR CO.
  1. Install new rubber-coated sealing washers and new cooler line case fittings.
    1. Install one rubber-coated sealing washer on each cooler line case fitting.
    2. Install both cooler line case fitting into their respective ends of the CBV assembly.
    3. Install one rubber-coated sealing washer on each cooler line case fitting.
    2. CAUTION: Make sure the cooler bypass valve (CBV) is correctly backflushed. Use dry compressed air to remove solvent.
    CAUTION: If the cooler line case fitting is over-tightened the rubber coated sealing washers and/or cooler line case fittings can be damaged, causing a transmission fluid leak.
    NOTE: The CBV has a check ball in the rear fitting and will only allow flow in one direction. Make sure check ball moves freely.
    NOTE: Align the two rubber coated sealing washers, while assembling the rear CBV fitting.
    Fig 2: Installing Cooler Line Case Fitting
    G01538931Courtesy of FORD MOTOR CO.
  2. Install the cooler line case fitting.
  3. Tighten the cooler tube nuts.
    Fig 3: Tightening Cooler Tube Nuts
    G01538932Courtesy of FORD MOTOR CO.
  4. Lower the vehicle.
  5. Fill the transmission to the specified level with clean automatic transmission fluid. For additional information, refer to the FLUID CAPACITY  in the SPECIFICATIONS .
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