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Home >> Ford >> 2022 >> Transit Connect Titanium, Gas/Ethanol >> Repair and Diagnosis >> External Pages >> Different car >> Section 671 (Automatic Transmission - 10-Speed Automatic Transmission - 10R80 MHT (Diagnosis & Testing - Installation)) >> Removal And Installation >> Transmission Internal Wiring Harness >> Removal

Transmission Internal Wiring Harness: Removal

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Main Control Valve Body Harness 

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

    GFD559029Courtesy 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.

    GFD559030Courtesy of FORD MOTOR COMPANY
  4. Release the retainer and remove the internal wiring harness assembly.
    GFD559031Courtesy 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.
    GFD559032Courtesy of FORD MOTOR COMPANY
  6. Remove the following items:

    1. Refer to: Transmission Fluid Auxiliary Pump .
    2. 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

    GFD559537Courtesy of FORD MOTOR COMPANY
  8. Disconnect the TR sensor electrical connector.
    GFD559048Courtesy 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.
    GFD559036Courtesy 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.

    GFD559037Courtesy of FORD MOTOR COMPANY
  11. Remove the bolts, release the retainers and the transmission internal wiring harness.
GFD559688Courtesy of FORD MOTOR COMPANY
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