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Home >> Ford >> 2021 >> Explorer Limited Hybrid, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 728 (Automatic Transmission - 10-Speed Automatic Transmission - 10R80 (2 Of 2)) >> Removal And Installation >> Transmission Internal Wiring Harness >> Removal

Transmission Internal Wiring Harness: Removal

WARNING: This page is about a different car, the 2021 Ford Police Interceptor Utility. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: If removing the main control valve body harness only it is not necessary to remove the transmission case harness, refer to the Main Control Valve Body Harness steps below

Transmission Case Harness 

  1. With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting - Overview .
  2. Remove the transfer case. Refer to: Transfer Case .
  3. Using a 10x25 mm bolt, install the special tool. Use Special Service Tool: 307-625 Fixture, Bench Mounting.

    Torque

    : 159 lb. in (18 Nm)

    GFD514394Courtesy of FORD MOTOR COMPANY
  4. Using an adjustable stand, support the rear of the transmission. Use the General Equipment: Vehicle/Axle Stands
    GFD514395Courtesy of FORD MOTOR COMPANY
    1. Slide the safety lock out.
    2. Press the connector tab in.
    3. Rotate the locking arm up and disconnect the transmission electrical connector.
    GFD514396Courtesy of FORD MOTOR COMPANY
  6. Remove the main control valve body. Refer to: Main Control Valve Body .
  7. Unlock and disconnect the speed sensors.

    1. Intermediate Speed Sensor A (ISSA)
    2. TSS sensor
    3. Intermediate Speed Sensor B (ISSB)
    4. OSS sensor

    GFD514701Courtesy of FORD MOTOR COMPANY
  8. Disconnect the TR sensor electrical connector.
    GFD514397Courtesy of FORD MOTOR COMPANY
  9. 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 case.

    GFD514399Courtesy of FORD MOTOR COMPANY
  10. Remove the bolts and the transmission internal wiring harness.
    GFD514778Courtesy of FORD MOTOR COMPANY

    Main Control Valve Body Harness 

  11. Remove the main control valve body. Refer to: Main Control Valve Body .
  12. 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.

    GFD514401Courtesy of FORD MOTOR COMPANY
  13. Disconnect the internal wiring harness electrical connectors.

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

    GFD514402Courtesy of FORD MOTOR COMPANY
  14. Release the retainer and remove the internal wiring harness assembly.
GFD514403Courtesy of FORD MOTOR COMPANY
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