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Home >> Jeep >> 2020 >> Cherokee Altitude, 2.0L Eng VIN N, 4WD, Automatic T/Case Control >> Repair and Diagnosis >> Transmission >> Transfer Case >> Power Transfer Unit (Service Information) >> Installation

Power Transfer Unit (Service Information): Installation

NOTE:

One speed shown in illustration, two speed similar.

  1. If manual transmission equipped, install a NEW  O-ring in the groove around the outside of the Power Transfer Unit (PTU) input shaft housing.
  2. Tip the right side upward and into the gap over the suspension cradle and align the PTU with the transmission output shaft.
    GC0176997Courtesy of CHRYSLER GROUP, LLC
  3. Install the PTU (1) to the transmission and engage the spline shaft into the transmission output shaft adapter.
    GC0159533Courtesy of CHRYSLER GROUP, LLC
  4. Install the fasteners (1) to hold the PTU (2) to the transmission and tighten to the proper specification. Refer to TORQUE SPECIFICATIONS .
  5. Connect the wire harness connector to the actuator.
    GC0192270Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    The PTU to block bracket has a sleeve that slides in the bracket, if the sleeve is seized in the bracket, the bracket must be replaced. 

  6. Place the PTU support bracket (2) in position on the PTU.
  7. Install the fasteners (1) to hold the PTU mount bracket (2) to the engine block and tighten to the proper specification. Refer to TORQUE SPECIFICATIONS .
    GC0159225Courtesy of CHRYSLER GROUP, LLC
  8. Install the fasteners (2) to hold the PTU support bracket (1) to the PTU and tighten to the proper specification. Refer to TORQUE SPECIFICATIONS .
  9. Verify that the PTU is filled to the specified fluid level. Refer to POWER TRANSFER UNIT (PTU) FLUID FILL .
    GC0160149Courtesy of CHRYSLER GROUP, LLC
  10. Place the heat shield (1) in position on the PTU.
  11. Install the fasteners (2) to hold the heat shield (1) to the PTU and tighten to the proper specification. Refer to TORQUE SPECIFICATIONS .
  12. Install the exhaust crossunder pipe. Refer to PIPE, EXHAUST CROSSUNDER, INSTALLATION .
  13. If equipped with a 3.2L, place the rear catalytic converter in position on the cylinder head.
  14. Install the fasteners holding the rear catalytic converter to the cylinder head and tighten to the proper specification. Refer to TORQUE SPECIFICATIONS - 2.0L or TORQUE SPECIFICATIONS - 2.4L or TORQUE SPECIFICATIONS - 3.2L .
    GC0192243Courtesy of CHRYSLER GROUP, LLC
  15. Place the exhaust hanger and install the fasteners (1). Tighten to proper specification. Refer to TORQUE SPECIFICATIONS -- 2.0L or TORQUE SPECIFICATIONS -- 2.4L, 3.2L .
    GC0192236Courtesy of CHRYSLER GROUP, LLC
  16. Connect the rear propshaft to the PTU. Be sure the propshaft is fully engaged to the PTU.
    GC0192273Courtesy of CHRYSLER GROUP, LLC
  17. Remove the rear insulator to engine mount bracket through bolt (1).
  18. Remove the support stand, rotate the powertrain to join the transmission pivot bracket to the rear engine mount isolator (2).
    GC0187209Courtesy of CHRYSLER GROUP, LLC
  19. Install the rear insulator to engine mount bracket through bolt and nut (1). Tighten to proper specification. Refer to TORQUE SPECIFICATIONS - 2.0L or TORQUE SPECIFICATIONS - 2.4L or TORQUE SPECIFICATIONS - 3.2L .
  20. If equipped with a 2.4L, install the intake manifold. Refer to MANIFOLD, INTAKE, INSTALLATION .
    NOTE:

    The right halfshaft passes through multiple seals in manual transmission equipped vehicles, use care when installing the halfshaft. 

  21. Install the right front halfshaft. Refer to INSTALLATION .
  22. Remove the support and lower the vehicle.
  23. Connect the negative battery cable. If equipped with an Intelligent Battery Sensor (IBS), connect the IBS connector to the negative battery cable.
  24. Verify that the transmission is filled to the specified fluid level. Refer to POWER TRANSFER UNIT (PTU) FLUID FILL .
  25. Road test the vehicle to verify the repair.
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