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Assembly, Variable Valve Actuation: Removal: Removal

WARNING: This page is about a different car, the 2015 Fiat 500. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Cylinder Head Cover, Fuel Rail Blocker & Bolts
GC0152432Courtesy of CHRYSLER GROUP, LLC
  1. Remove the cylinder head cover (1). Refer to COVER(S), CYLINDER HEAD, REMOVAL .
    Fig 2: Oil Temperature Sensor Electrical Connector & Bracket
    GC0152560Courtesy of CHRYSLER GROUP, LLC
  2. Unlock and disconnect the oil temperature sensor electrical connector (1).
  3. Disengage the oil temperature electrical connector from the bracket (2).
    Fig 3: Variable Valve Actuation Assembly Removal/Installation Tool & Variable Valve Timing Actuator Connectors
    GC0152507Courtesy of CHRYSLER GROUP, LLC
  4. Unlock and disconnect the four variable valve timing actuator electrical connectors (5).
  5. Install the (special tool #10259B, Compressor, MultiAir® Spring) (2) with the tools four bolts (1) tightened to 9 N.m (80 in. lbs.).
  6. Rotate the spring compressors (3) CCW until fully seated.
    Fig 4: Variable Valve Actuation Assembly Tightening Sequence
    GC0207811Courtesy 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.

  7. Remove the nine bolts in the sequence shown in illustration.
  8. Remove the variable valve timing actuation assembly, with the spring compressor attached, from the camshaft bearing housing.
    Fig 5: Variable Valve Actuation Assembly Gasket & Locating Pins
    GC0152508Courtesy of CHRYSLER GROUP, LLC
  9. Remove and discard the variable valve actuation assembly gasket (1).
    Fig 6: Rocker Arms
    GC0152613Courtesy of CHRYSLER GROUP, LLC
  10. If required, remove the rocker arms. Refer to ROCKER ARM, VALVE, REMOVAL .
    Fig 7: Remove/Install Oil Temperature Sensor
    GC0152505Courtesy of CHRYSLER GROUP, LLC
  11. If required, use an appropriate socket (2) and remove the oil temperature sensor (1).
    Fig 8: MultiAir Actuator Oil Supply Filter & O-Ring
    GC0152658Courtesy of CHRYSLER GROUP, LLC
  12. If required, remove the MultiAir actuator oil supply filter (2) from the camshaft bearing housing.
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