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Home >> Jeep >> 2021 >> Grand Cherokee Trackhawk >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> Fuel Injection, Gas >> Sensor, Crankshaft Position >> Installation >> 3.6L
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Sensor, Crankshaft Position: Installation: 3.6L

GC0144246Courtesy of CHRYSLER GROUP, LLC
  1. Lubricate the Crankshaft Position (CKP) sensor O-ring (1) with clean engine oil.
    GC0173632Courtesy of CHRYSLER GROUP, LLC
  2. Clean the CKP sensor mounting bolt hole in the engine block.
  3. Install the sensor into the engine block with a slight rocking and twisting action.
    GC0173724Courtesy of CHRYSLER GROUP, LLC
    CAUTION:

    Before tightening the CKP sensor mounting bolt, be sure the sensor is completely flush to the cylinder block. If the CKP sensor is not flush, damage to the sensor mounting tang may result.

  4. Install the CKP sensor bolt (1) and tighten to the proper specifications. Refer to TORQUE SPECIFICATIONS  .
    GC0173636Courtesy of CHRYSLER GROUP, LLC
  5. Connect the CKP sensor wire harness connector (1).
  6. Remove the support and lower the vehicle.
  7. Connect the negative battery cable.
NOTE:

The Cam/Crank Variation Relearn procedure must be performed using the scan tool anytime there has been a repair/replacement made to a powertrain system, for example: flywheel, valvetrain, camshaft and/or crankshaft sensors or components.