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Home >> Lincoln >> 2019 >> Nautilus Base, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Automatic Transmission - 8-Speed Automatic Transmission - 8F57 (2 Of 2)) >> Removal And Installation >> Main Control Valve Body >> Removal

Main Control Valve Body: Removal

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  1. Remove the main control cover. Refer to: Main Control Cover  .
  2. Disconnect the OSS sensor electrical connector.

    1. Slide the locking tab.
    2. While pressing the tab disconnect the OSS electrical connector.

    GFD428378Courtesy of FORD MOTOR COMPANY
  3. Unlock and disconnect the TR sensor electrical connector.
    GFD428379Courtesy of FORD MOTOR COMPANY
  4. Disconnect the bulkhead electrical connector.

    1. Slide the locking tab.
    2. While pressing the tab disconnect the bulkhead electrical connector.

    GFD428380Courtesy of FORD MOTOR COMPANY
  5. Remove the transmission wiring harness bolts.
    GFD428381Courtesy of FORD MOTOR COMPANY
  6. NOTE: Note the location of the short and long main control valve body bolts for assembly.

    Remove the main control valve body bolts. Remove the main control valve body and transmission wiring harness assembly.

GFD428342Courtesy of FORD MOTOR COMPANY