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Power Transfer Unit (PTU)

WARNING: This page is about a different car, the 2007 Lincoln MKX and 2007 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Power Transfer Unit (PTU) With Torque Specifications
GF0032018Courtesy of FORD MOTOR CO.
Item Part Number Description
1 7086 Compression seal
2 7251 Power transfer unit (PTU)
3 W500741 PTU-to-transaxle bolts (5 required)
4 7A444 PTU support bracket
5 W500724 PTU-to-support bracket bolts (5 required)
6 6P093 Roll restrictor bracket
7 W712830 Roll restrictor bracket-to-transmission bolt (3 required)
8 6P082 Roll restrictor assembly
9 W712830 Roll restrictor bracket bolt (2 required)
10 W711843 Roll restrictor through bolt
11 W706674 Roll restrictor through bolt
12 6C038 Roll restrictor shield
13 W700101 Roll restrictor shield nuts
    NOTE: A new compression seal must be installed whenever the power transfer unit (PTU) is removed from the vehicle.
  1. Using a suitable tool, install the new compression seal.
    2. Fig 2: Identifying Compression Seal
    GF0030132Courtesy of FORD MOTOR CO.
    NOTE: A new PTU intermediate shaft seal must be installed whenever the intermediate shaft or PTU is removed from the vehicle.
  2. Using a suitable pry bar, move the engine forward. Install a block of wood to hold the engine in the forward position. Install the PTU with the output flange facing the passenger side, filler plug facing upward. Rotate the PTU to the transaxle. Install the 5 PTU-to-transaxle bolts.
    • Tighten to 90 Nm (66 lb-ft).
    3. Fig 3: Moving Engine Forward Using A Suitable Pry Bar
    GF0032019Courtesy of FORD MOTOR CO.
  3. Position the PTU support bracket into place and hand-tighten the 5 PTU support bracket bolts.
    1. Tighten the bolts to the transaxle to 70 Nm (52 lb-ft).
    2. Tighten the bolts to the engine to 70 Nm (52 lb-ft).
    4. Fig 4: Identifying Transaxle Bolts & Engine Bolts
    GF0030134Courtesy of FORD MOTOR CO.
  4. Install the roll restrictor-to-transmission bracket and the 3 roll restrictor bracket-to-transmission bolts.
    • Tighten to 90 Nm (66 lb-ft).
    Fig 5: Locating Transaxle Bracket Bolts
    GF0031347Courtesy of FORD MOTOR CO.
  5. Install the roll restrictor through bolt and the 2 roll restrictor bracket bolts.
    • Tighten to 90 Nm (66 lb-ft).
      • Fig 6: Locating Roll Restrictor-To-Transaxle Bracket Plate Bolts
      GF0031345Courtesy of FORD MOTOR CO.
  6. Install the roll restrictor through bolt.
    • Tighten to 103 Nm (76 lb-ft).
    Fig 7: Locating Roll Restrictor-To-Subframe Bolt
    GF0031346Courtesy of FORD MOTOR CO.
  7. Install the roll restrictor shield and the 2 roll restrictor nuts.
    • Tighten to 11 Nm (97 lb-in).
      • Fig 8: Locating Roll Restrictor Heat Shield Nuts
      GF0031344Courtesy of FORD MOTOR CO.
  8. Install the exhaust flexible pipe and RH catalytic converter. For additional information, refer to CATALYTIC CONVERTER - RH
  9. Install the intermediate shaft. For additional information, refer to FRONT DRIVE HALFSHAFTS .
  10. Line up the index marks on the driveshaft to the index marks on the PTU flange made during removal and install the 4 bolts.
    • Tighten to 70 Nm (52 lb-ft).
  11. Fill the PTU, if necessary. For additional information, refer to Power Transfer Unit (PTU) Draining and Filling .
  12. Install the LH wheel and tire. For additional information, refer to WHEELS AND TIRES .
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