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Section 521 (Automatic Transmission - 4R70W): Installation: Transmission: Installation

WARNING: This page is about a different car, the 2003 Ford Econoline. However, it is still accessible from the selected car via links, so may be relevant.

    ALL APPLICATIONS 

  1. Inspect the wiring harness and connectors for damage, condition of terminals, corrosion and seal integrity. Repair or install new as required.
    Fig 1: Inspecting Wiring Harness And Connectors For Damage
    G01540042Courtesy of FORD MOTOR CO.
  2. Position, then raise the transmission into the vehicle.
      WARNING: The torque converter must be held firmly in its installed position.
    • While holding the torque converter, carefully tilt the front of the transmission downward.
      • CAUTION: Do not allow the torque converter drive flats to disengage from the pump gear.
    • While continuing to hold the torque converter raise the transmission downward.
      • CAUTION: Watch for obstruction.
    • While continuing to hold the torque converter raise the transmission positioning the extension housing above the exhaust crossover pipe.
      • CAUTION: Watch for clearance between the transmission and engine and the transmission and exhaust crossover pipe.
      Fig 2: Identifying Tilt Front Of Transmission Upward
      G01540043Courtesy of FORD MOTOR CO.
    • Tilt the front of the transmission upward until level.
    • Remove the special tool.
      Fig 3: Removing Special Tool
      G01540044Courtesy of FORD MOTOR CO.
      • CAUTION: Use care not to damage the flexplate and the converter pilot. The torque converter must rest squarely against the flexplate, indicating the converter pilot is not binding in the crankshaft.
      Fig 4: Aligning Torque Converter Studs
      G01540045Courtesy of FORD MOTOR CO.
    • Align the torque converter studs with the mounting holes in the flexplate. Install the transmission to the engine.

      • 4.2L ENGINE 

    • Install and alternately tighten the engine oil pan-to-torque converter housing retaining bolts.
      Fig 5: Tightening Engine Oil Pan-To-Torque Converter Housing Retaining Bolts
      G01540046Courtesy of FORD MOTOR CO.

      4.6L AND 5.4L ENGINES 

    • Install and alternately tighten the torque converter housing-to-engine retaining bolts.
      Fig 6: Tightening Torque Converter Housing-To-Engine Retaining Bolts
      G01540047Courtesy of FORD MOTOR CO.

      • 4.2L ENGINE 

    • Install four new torque converter-to-flexplate retaining nuts.
      1. Rotate the crankshaft pulley-to-crankshaft retaining bolt to position the torque converter stud in the opening.
      2. Install and snug the new torque converter-to-flexplate retaining nut.
        Fig 7: Installing Torque Converter-To-Flexplate Retaining Nuts (4.2L Engine)
        G01540048Courtesy of FORD MOTOR CO.

        3. 4.6L AND 5.4L ENGINES 

    • Install four new torque converter nuts.
      Fig 8: Installing Torque Converter Nuts (4.6L And 5.4L Engines)
      G01540049Courtesy of FORD MOTOR CO.
    • Install The Flexplate Inspection Plate And The Bolts. Install The Rear Engine Plate-To-Torque Converter Housing Retaining Bolt.
      Fig 9: Installing Flexplate Inspection Plate And Bolts
      G01540050Courtesy of FORD MOTOR CO.

      • 4.2L ENGINE 

      NOTE: Also refer to the following illustration.
      Fig 10: Installing Access Plugs (4.2L Engine)
      G01540051Courtesy of FORD MOTOR CO.
    • Install the access plugs.

      • 4.6L AND 5.4L ENGINES 

    • Install The Access Plugs.
      Fig 11: Installing Access Plugs (4.6L And 5.4L Engines)
      G01540052Courtesy of FORD MOTOR CO.

      • ALL APPLICATIONS 

    • Connect The Solenoid Body Connector.
      Fig 12: Connecting Solenoid Body Connector
      G01540053Courtesy of FORD MOTOR CO.
    • Connect the Output Shaft Speed (OSS) Sensor Connector.
      Fig 13: Connecting Output Shaft Speed (OSS) Sensor Connector
      G01540054Courtesy of FORD MOTOR CO.
    • Connect the Digital TR Sensor Connector.
      Fig 14: Connecting Digital TR Sensor Connector
      G01540055Courtesy of FORD MOTOR CO.
    • If so equipped, install the front A/C deflector assembly with the fasteners.
      Fig 15: Installing Front A/C Deflector Assembly With Fasteners
      G01540056Courtesy of FORD MOTOR CO.

      • 4.2L AND 4.6L ENGINES 

    • Install the bracket onto the hanger and position it to the transmission insulator and retainer. Install the bolt.
      Fig 16: Identifying Bracket Bolt (4.2L And 4.6L Engines)
      G01540057Courtesy of FORD MOTOR CO.

      • ALL APPLICATIONS 

    • Install the transmission support crossmember.
      1. Install the transmission support crossmember onto the retainer and insulator studs. Install the retaining nuts hand-tight.
      2. Raise the transmission, aligning the transmission support crossmember to the frame.
      3. Install the stud brackets and the retaining nuts.
      4. Tighten the retainer and insulator-to-crossmember retaining nuts.
        Fig 17: Installing Stud Brackets And Retaining Nuts
        G01540058Courtesy of FORD MOTOR CO.
    • Remove the high-lift transmission jack.
      Fig 18: Removing High-Lift Transmission Jack
      G01540059Courtesy of FORD MOTOR CO.

      • 4.2L AND 4.6L ENGINES 

    • Connect the catalyst monitoring sensor harness connectors.
      Fig 19: Connecting Catalyst Monitoring Sensor Harness Connectors
      G01540060Courtesy of FORD MOTOR CO.
    • Tighten the clamp.
      Fig 20: Tightening Clamp
      G01540061Courtesy of FORD MOTOR CO.

      • ALL APPLICATIONS 

    • Install the exhaust heat shield-to-crossmember retaining bolts.
      Fig 21: Installing Exhaust Heat Shield-To-Crossmember Retaining Bolts
      G01540062Courtesy of FORD MOTOR CO.

      • 4.2L ENGINE 

    • Position the EGR vacuum reservoir to the frame. Install the nuts.
      Fig 22: Installing Nuts
      G01540063Courtesy of FORD MOTOR CO.

      • ALL APPLICATIONS 

    • Install the starter motor. For additional information, refer to STARTERS - EXCEPT DIESEL .
      • NOTE: The output shaft and the driveshaft are a balanced assembly.
    • Install the driveshaft.
      • Align the index marks and position the driveshaft on the transmission.
      • Position the driveshaft to the rear differential.
        Fig 23: Aligning Index Marks And Positioning Driveshaft On Transmission
        G01540064Courtesy of FORD MOTOR CO.
      • NOTE: To maintain initial driveshaft balance, align the index marks made during removal.
    • Install the driveshaft.
      1. Install the driveshaft.
      2. Install the bolts.
        Fig 24: Installing Driveshaft And Bolts
        G01540065Courtesy of FORD MOTOR CO.

      • 4.6L AND 5.4L ENGINES 

    • Install the shift cable and bracket.
      1. Install the bolts.
      2. Connect the clip.
        Fig 25: Installing Shift Cable And Bracket (4.6L And 5.4L Engines)
        G01540066Courtesy of FORD MOTOR CO.

      • 4.2L ENGINE 

    • Install the shift cable bracket bolt.
      Fig 26: Installing Shift Cable Bracket Bolt (4.2L Engine)
      G01540067Courtesy of FORD MOTOR CO.

      • 4.6L AND 5.4L ENGINES 

      NOTE: Prior to installation, check the condition of the transmission fluid filler tube O-ring. If damaged, install a new O-ring.
      Fig 27: Installing Fluid Filler Tube Into The Transmission (4.6L And 5.4L Engines)
      G01540068Courtesy of FORD MOTOR CO.
    • Install the fluid filler tube into the transmission. Position the retaining brackets. Install the bolt and nut.

      • 4.2L ENGINE 

    • Install the transmission filler tube and bracket bolt.
      Fig 28: Installing Transmission Filler Tube And Bracket Bolt (4.2L Engine)
      G01540069Courtesy of FORD MOTOR CO.
    • Install the transmission filler tube bracket bolt.
      Fig 29: Installing Transmission Filler Tube Bracket Bolt
      G01540070Courtesy of FORD MOTOR CO.

      • ALL APPLICATIONS 

    • With a drain pan correctly positioned, remove the plugs and connect the fluid cooler tubes.
      Fig 30: Removing Plugs And Connect Fluid Cooler Tubes
      G01540071Courtesy of FORD MOTOR CO.

      • 4.2L ENGINE 

      NOTE: Also refer to the following illustration.
      Fig 31: Tightening Fuel And Electrical Harness Bracket Bolts (4.2L Engine)
      G01540072Courtesy of FORD MOTOR CO.
    • Position the fuel and electrical harness bracket for installation. Install and alternately snug, then tighten, the bolts.

      • 4.6L AND 5.4L ENGINES 

    • Install the bolts and position fuel line in place.
      Fig 32: Installing Bolts And Position Fuel Line In Place (4.6L And 5.4L Engines)
      G01540073Courtesy of FORD MOTOR CO.

      • ALL APPLICATIONS 

    • Connect the electrical harness connectors.
      Fig 33: Connecting Electrical Harness Connectors
      G01540074Courtesy of FORD MOTOR CO.
      • NOTE: If the vehicle was not equipped with an inline fluid filter, install a fluid filter service kit (XC3Z-7B155-AA) follow the instructions supplied in the kit. If the vehicle was equipped with an inline fluid filter, install a new filter (XC3Z-7B155-BA).
      Fig 34: Removing Supports And Lower Vehicle
      G01540075Courtesy of FORD MOTOR CO.
    • Remove the supports and lower the vehicle.
    • Install the engine cover. For additional information, refer to INTERIOR TRIM AND ORNAMENTATION .
    • Install the air cleaner air intake duct assembly.
      • NOTE: When the battery is disconnected and reconnected, some abnormal drive symptoms may occur while the vehicle relearns its adaptive strategy. The vehicle may need to be driven 16 km (10 miles) or more to relearn the strategy.
    • Connect the battery ground cable.
    • Fill the transmission to the specified level with clean automatic transmission fluid.
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