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Home >> Lincoln >> 2012 >> MKZ Hybrid >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (Power Transfer Unit (Except Hybrid)) >> Installation >> Power Transfer Unit (PTU)

Power Transfer Unit (PTU)

WARNING: This page is about a different variant/trim than selected.
MATERIAL SPECIFICATIONS

Item Specification
Motorcraft® MERCON® LV Automatic Transmission Fluid
XT-10-QLVC
MERCON® LV
Motorcraft® Premium Automatic Transmission Fluid
XT-8-QAW (US); CXT-8-LAW12 (Canada)
WSS-M2C924-A
Motorcraft® SAE 75W-140 Synthetic Rear Axle Lubricant
XY-75W140-QL (US); CXY-75W140-1L (Canada)
WSL-M2C192-A and GL-5
NOTE: 3.5L with Aisin AW21 transaxle shown in illustration, 3.0L with 6F35 transaxle similar.
Fig 1: Exploded View Of Power Transfer Unit (PTU) With Torque Specification (3.5L With Aisin AW21 Transaxle)
G06270942Courtesy of FORD MOTOR CO.
Item Part Number Description
1 7087 Compression seal (vehicles with Aisin AW21 transaxle)
2 W500324 Power Transfer Unit (PTU) -to-support bracket bolts (2 required)
3 W500324 PTU support bracket-to-engine block bolts (3 required)
4 7A444 PTU support bracket
5 W500741 PTU-to-transaxle bolts (5 required)
6 7251 PTU

Vehicles equipped with Aisin AW21 transaxle 

    NOTE: A new compression seal must be installed whenever the Power Transfer Unit (PTU) is removed from the vehicle. Failure to replace the compression seal may allow debris to enter the area around the transaxle seal and cause the transaxle seal to fail.
    Fig 2: View Of Compression Seal Location
    G08024832Courtesy of FORD MOTOR CO.
  1. Using a suitable tool, install the new compression seal.

    All vehicles 

  2. Position the Power Transfer Unit (PTU) to the transaxle. Install the 5 PTU-to-transaxle bolts.
    • Tighten to 90 Nm (66 lb-ft).
      Fig 3: View Of PTU-To-Transaxle Bolt Locations
      G06270940Courtesy of FORD MOTOR CO.
  3. Position the PTU support bracket into place and install the 5 PTU support bracket bolts.
    1. Tighten the bolts to the PTU to 48 Nm (35 lb-ft).
    2. Tighten the bolts to the engine to 48 Nm (35 lb-ft).
      Fig 4: View Of PTU Support Bracket Bolt Locations
      G07786918Courtesy of FORD MOTOR CO.
  4. Position the driveshaft and install 4 new driveshaft-to-PTU flange bolts.
    • Tighten to 70 Nm (52 lb-ft).
      Fig 5: View Of Driveshaft-To-Power Transfer Unit (PTU) Flange, Bolt And Match Mark
      G06269527Courtesy of FORD MOTOR CO.

    3.0L vehicles 

  5. Install the intermediate shaft. For additional information, refer to FRONT DRIVE HALFSHAFTS .

    All vehicles 

  6. Install the RH catalytic converter. For additional information, refer to EXHAUST SYSTEM .
  7. Fill the transaxle and/or PTU as necessary.