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Home >> Ford >> 2017 >> Expedition SSV, RWD >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transmission - 6R80 >> In-Vehicle Repair >> Main Control >> Installation
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Main Control: Installation

  1. 1.

    Inspect the bias spring to make sure it is positioned correctly in the transmission case.
GFD136033Courtesy of FORD MOTOR COMPANY

  1. 2.

    NOTE: Before installing the main control assembly into the transmission case, verify the presence and orientation of the thermal bypass valve, pump adapter seal and center support feed tube seals. Also note that one or more of the center support feed tube seals may have remained in the main control assembly during removal and should be installed into the transmission case at this time.

    Verify the 3 center support feed tube seals are in place.

    1. 1.

      Center support feed tube seal (7G199 Black)

    1. 2.

      Center support feed tube seal (7G087 Green or Orange)

    1. 3.

      Center support feed tube seal (7G084 Blue)
GFD136034Courtesy of FORD MOTOR COMPANY

  1. 3.

    Verify the rubber adapter is in place.
GFD136035Courtesy of FORD MOTOR COMPANY

  1. 4.

    Coat the thermal bypass valve with petroleum jelly to hold it in place and install the thermal bypass valve into the transmission case.
GFD136036Courtesy of FORD MOTOR COMPANY

  1. 5.

    Position the main control assembly in place and loosely install the 11 bolts.

    1. 1.

      Align the manual valve and control lever linkage.
GFD136037Courtesy of FORD MOTOR COMPANY

  1. 6.

    Tighten the main control bolts in the sequence shown.
    • Tighten to 8 Nm (71 lb-in).
Fig 1: Main Control Tightening Sequence
GFD136038Courtesy of FORD MOTOR COMPANY

  1. 7.

    If removed, install the bulkhead connector sleeve seals.
GFD136039Courtesy of FORD MOTOR COMPANY

  1. 8.

    With the release tab down and unlocked, push the outer shell of the bulkhead connector sleeve into the transmission. Make sure the bulkhead connector sleeve is fully seated into the molded leadframe.
GFD136040Courtesy of FORD MOTOR COMPANY

  1. 9.

    Press up on the tab and lock the outer shell of the bulkhead connector sleeve in place. Make sure that the locking tab is securely locked.
GFD136041Courtesy of FORD MOTOR COMPANY

  1. 10.

    Connect the transmission vehicle harness connector by pushing it in and twisting the outer shell to lock it in place.
GFD136028Courtesy of FORD MOTOR COMPANY

  1. 11.

    Install the transmission fluid pan and filter. Refer to Fluid Pan, Gasket and Filter .

  1. 12.

    NOTE: If an individual solenoid was replaced clear the adaptive strategy.

    Perform a Road Test - Adaptive Drive Cycle after the adaptive strategy is cleared. Refer to Shift Point Road Test .

  1. 13.

    NOTE: If the main control assembly was replaced, perform the Solenoid Body Strategy Data Download. Refer to Solenoid Body Strategy .

    Perform a Road Test - Adaptive Drive Cycle after the Solenoid Body Strategy Data Download. Refer to Shift Point Road Test .

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