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Section 426 (Automatic Transmission - 5R55S): Removal: Transmission

WARNING: This page is about a different car, the 2004 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Secure the transmission to the transmission jack with a safety chain. Failure to follow these instructions can result in personal injury.
NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms can occur while the vehicle relearns its adaptive strategy. The customer needs to be notified that they can experience slightly different upshifts either (soft or firm) and that this is a temporary condition and will eventually return to normal operating condition.
NOTE: If transmission disassembly or installation of a new transmission is necessary, drain the transmission fluid. Install the drain plug when finished.
NOTE: If the transmission is to be removed for an extended period of time, support the engine with a safety stand and a wood block.
  1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to LIFTING .
  2. Disconnect the battery ground cable.
  3. Remove the complete exhaust system and front heat shields. For additional information, refer to EXHAUST SYSTEM .
  4. Remove the parts in order indicated in the following illustration and table. See Fig 1.
    Fig 1: Identifying Removal Sequence Of Transmission Components
    G03201801Courtesy of FORD MOTOR CO.

Item 1: Output Shaft Flange Coupler Removal Note 

    CAUTION: Index-mark (color paint) the bolts, washers, nuts and the flex coupling to the transmission flange to make sure they are installed in the same location. Components that are not assembled in their original locations can cause driveshaft imbalance.
    CAUTION: Do not remove the bolts retaining the flex coupling to the driveshaft.
    Fig 2: Identifying Index-Mark On Front Driveshaft Pinion Flange
    G03201802Courtesy of FORD MOTOR CO.
  1. Index-mark the front driveshaft pinion flange. Remove the three nuts, washers and bolts.

Item 2: Driveshaft Removal Note 

  1. Slide the front shaft assembly rearward and support.
    Fig 3: Sliding Front Shaft Assembly Rearward
    G03201803Courtesy of FORD MOTOR CO.

Item 3: Transmission Assembly Removal Note 

    WARNING: Secure the transmission to the transmission jack with a safety chain. Failure to follow these instructions may result in personal injury.
  1. Using a suitable transmission jack, support the transmission.

Item 4: Heated Oxygen Sensor Electrical Connector Removal Note 

  1. Disconnect the heated oxygen sensor connector and remove the sensor wire retaining clip from the right side of the transmission pan rail.
    Fig 4: Removing Sensor Wire Retaining Clip From Right Side Of Transmission Pan Rail
    G03201804Courtesy of FORD MOTOR CO.

Item 5: Heated Oxygen Sensor Electrical Connector Retainer Removal Note 

  1. Remove the heated oxygen sensor connector from the front of the transmission pan rail.
    Fig 5: Removing Heated Oxygen Sensor Connector From Front Of Transmission Pan Rail
    G03201805Courtesy of FORD MOTOR CO.

Item 9: Cable Retainer Removal Note 

  1. Disconnect the shift cable retainer
    Fig 6: Disconnecting Shift Cable Retainer
    G03201806Courtesy of FORD MOTOR CO.

Item 11: Wire Harness Retainer Removal Note 

  1. Disconnect the wire harness from the top of the transmission shift cable bracket.
    Fig 7: Disconnecting Wire Harness From Top Of Transmission Shift Cable Bracket
    G03201807Courtesy of FORD MOTOR CO.

Item 14: Solenoid Body Harness Electrical Connector Removal Note 

    NOTE: Clean the area around connector to prevent contamination of the solenoid body connector.
    Fig 8: Disconnecting Solenoid Body Connector
    G03201808Courtesy of FORD MOTOR CO.
  1. Remove the screw from the solenoid body connector and disconnect the connector.

Item 15: Wire Harness Retainers Removal Note 

  1. Disconnect the wire harness retainers.
    Fig 9: Disconnecting Wire Harness Retainers
    G03201809Courtesy of FORD MOTOR CO.

Item 16: Transmission Range TR Sensor Electrical Connector Removal Note 

  1. Remove and discard the tie strap from the digital TR sensor connector boot.
    Fig 10: Removing Tie Strap From Digital TR Sensor Connector Boot
    G03201810Courtesy of FORD MOTOR CO.
  2. Slide the rubber boot back and disconnect the digital TR sensor connector.
    Fig 11: Removing Digital TR Sensor Connector
    G03201811Courtesy of FORD MOTOR CO.

Item 17: Fluid Cooler Tube Bracket Removal Note 

  1. Remove the screws and pushpins, then remove the splash shield.
    Fig 12: Removing Splash Shield
    G03201812Courtesy of FORD MOTOR CO.
  2. Disconnect the wire harness from the cooler line bracket.
    Fig 13: Disconnecting Wire Harness From Cooler Line Bracket
    G03201813Courtesy of FORD MOTOR CO.
  3. Disconnect the transmission cooler line bracket.
    Fig 14: Disconnecting Transmission Cooler Line Bracket
    G03201814Courtesy of FORD MOTOR CO.

Item 18: Fluid Cooler Tube Nuts Removal Note 

    CAUTION: Do not damage the cooler tubes. Hold the transmission case fittings with a wrench.
    Fig 15: Disconnecting Transmission Cooler Tubes
    G03201815Courtesy of FORD MOTOR CO.
  1. Disconnect the transmission cooler tubes.

Item 22: Transmission Assembly Removal Note 

  1. Carefully lower the transmission from the vehicle. Make sure the transmission fluid cooler and cooler lines are cleaned at this time.
    • Carry out the transmission fluid cooler - backflushing and cleaning if the transmission is being overhauled or installing a new or remanufactured transmission. For additional information, refer to TRANSMISSION FLUID COOLER - BACKFLUSHING AND CLEANING  in this section.
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