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Assembly, Variable Valve Actuation: Installation

GC0152505Courtesy of CHRYSLER GROUP, LLC
  1. If removed, install the oil temperature sensor (1)

    Refer to SENSOR, OIL TEMPERATURE, INSTALLATION .

    Tighten the oil temperature sensor to 18 N.m (13 ft. lbs.).

    GC0152658Courtesy of CHRYSLER GROUP, LLC
  2. If removed, install a new O-ring (1) lubricated with engine oil on the MultiAir actuator oil supply filter (2). Install the filter into the camshaft bearing housing and tighten to 27 N.m (20 ft. lbs.).
    GC0152508Courtesy of CHRYSLER GROUP, LLC
  3. Install three variable valve actuation assembly locating pins (2).
  4. Install the variable valve actuation assembly gasket (1).
    GC0152613Courtesy of CHRYSLER GROUP, LLC
  5. If removed, install the four rocker arms (1) to the variable valve actuation assembly

    Refer to ROCKER ARM, VALVE, INSTALLATION .

    GC0152507Courtesy of CHRYSLER GROUP, LLC
    CAUTION:

    Do not invert the variable valve actuation assembly when it is removed from the engine. Oil will drain from the assembly and excessive engine cranking will be required to refill the assembly and start the engine.

  6. If removed, install the (special tool #10259B, Compressor, MultiAir® Spring) (2) with the tools four bolts (1) tightened to 9 N.m (80 in. lbs.).
  7. Rotate the spring compressors (3) CCW until fully seated.
    GC0152668Courtesy of CHRYSLER GROUP, LLC
  8. Install the variable valve actuation assembly O-ring (1).
    GC0152510Courtesy of CHRYSLER GROUP, LLC
  9. Position the variable valve actuation assembly onto the camshaft bearing housing with the spring compressor in place.
  10. Install and hand tighten the retaining bolts.
  11. Remove the spring compressor and tighten the nine bolts in three steps following the sequence shown in illustration:
    • Step 1: All to 10 N.m (89 in. lbs.).
    • Step 2: All to 22 N.m (16 ft. lbs.).
    • Step 3: All again to 22 N.m (16 ft. lbs.).
    GC0152560Courtesy of CHRYSLER GROUP, LLC
  12. Connect and lock the four variable valve timing actuator electrical connectors.
  13. Connect and lock the oil temperature sensor electrical connector (1).
  14. Engage the oil temperature electrical connector to the bracket (2).
    GC0157897Courtesy of CHRYSLER GROUP, LLC
  15. Install the cylinder head cover (1)

    Refer to COVER(S), CYLINDER HEAD, INSTALLATION .

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. Refer to STANDARD PROCEDURE .

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