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Home >> Ford >> 2022 >> Transit Connect Titanium, Gas/Ethanol >> Repair and Diagnosis >> External Pages >> Different car >> Section 410 (Automatic Transmission - 10-Speed Automatic Transmission - 10R80 (Removal & Installation - Installation)) >> Removal And Installation >> Transmission Internal Wiring Harness >> Removal

Transmission Internal Wiring Harness: Removal

WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the main control valve body. Refer to: Main Control Valve Body .

    Main Control Valve Body Harness 

  2. Disconnect the internal wiring harness.

    1. Slide the plastic lock to the unlock position. Disconnect the TCC solenoid and the LPC solenoid electrical connectors. If equipped, disconnect the park lock pawl solenoid electrical connector.
    2. Remove internal wiring harness retaining bolt.
    3. Disconnect the internal wiring harness retainer.

    GFD464317Courtesy of FORD MOTOR COMPANY
  3. Disconnect the internal wiring harness electrical connectors.

    • Slide the plastic lock to the unlock position. While pressing the plastic tab, disconnect the electrical connector.

    GFD464318Courtesy of FORD MOTOR COMPANY
  4. Release the retainer and remove the internal wiring harness assembly.
    GFD464319Courtesy of FORD MOTOR COMPANY

    Transmission Case Harness 

    1. Slide the safety lock out.
    2. Press the connector tab in.
    3. Rotate the locking arm up and disconnect the transmission electrical connector.
    GFD464320Courtesy of FORD MOTOR COMPANY
  6. NOTE: To disconnect the electrical connectors, slide the plastic lock to the unlocked position. While pressing the plastic tab, disconnect the electrical connector.

    Unlock and disconnect the speed sensors.

    1. TSS sensor
    2. Intermediate speed A sensor
    3. Intermediate speed B sensor
    4. OSS sensor

    GFD464002Courtesy of FORD MOTOR COMPANY
  7. Disconnect the TR sensor electrical connector.
    GFD464321Courtesy of FORD MOTOR COMPANY
  8. If equipped, disconnect the transmission fluid auxiliary pump electrical connector.
    GFD464322Courtesy of FORD MOTOR COMPANY
    1. Assemble the special tool. Use Special Service Tool: 307-746 Remover, Transmission Wiring Harness Connector.
    2. Position the special tool onto the transmission internal wiring harness connector.
    GFD464323Courtesy of FORD MOTOR COMPANY
  10. Using the special tool, disconnect the transmission internal wiring harness connector from the transmission case.

    1. Slide the special tool over the connector flush with the transmission case. Use Special Service Tool: 307-746 Remover, Transmission Wiring Harness Connector.
    2. Use the special tool to push the connector through the transmission case.

    GFD464324Courtesy of FORD MOTOR COMPANY
  11. Remove the bolts and the transmission internal wiring harness.
GFD464325Courtesy of FORD MOTOR COMPANY
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