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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 500 (2.4L Engine (Service Information)) >> Cylinder Head Cover >> Installation >> Installation

Installation

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Replace spark plug well seals and bolt assemblies when installing a new cylinder head cover gasket.
  1. Install new cylinder head cover gaskets and spark plug well seals. See Fig 1.
    Fig 1: Spark Plug Well Seals
    GC0021198Courtesy of DAIMLERCHRYSLER CORP.
  2. Replace cylinder head cover bolt assemblies. See Fig 2.
    Fig 2: Cylinder Head Cover Bolt Assembly
    GC0021573Courtesy of DAIMLERCHRYSLER CORP.
    CAUTION: Do not allow oil or solvents to contact the timing belt as they can deteriorate the rubber and cause tooth skipping.
  3. Apply Mopar® Engine RTV GEN II at the camshaft cap corners and at the top edges of the 1/2 round seal. See Fig 3.
    Fig 3: Sealer Locations
    GC0021199Courtesy of DAIMLERCHRYSLER CORP.
    1 - SEALER LOCATION
  4. Install cylinder head cover assembly to cylinder head. Install all bolts, ensuring the two (2) bolts containing the sealing washer are located in the center locations of cover. Tighten bolts in sequence shown in Fig 4. Using a 3 step torque method as follows:
    • Tighten all bolts to 4.5 N.m (40 in. lbs.).
    • Tighten all bolts to 9.0 N.m (80 in. lbs.).
    • Tighten all bolts to 12 N.m (105 in. lbs.).
    Fig 4: Cylinder Head Cover Tightening Sequence (Typical Cover Shown)
    GC0021574Courtesy of DAIMLERCHRYSLER CORP.
  5. Install ignition coil and spark plug wires. Tighten fasteners to 12 N.m (105 in. lbs.).
  6. If the PCV valve was removed, apply Mopar® Thread Sealant with Teflon to threads and install valve to cylinder head cover. Tighten PCV valve to 8 N.m (70 in. lbs.).
  7. Connect PCV and make-up air hoses to cylinder head cover.
  8. Install upper intake manifold. (Refer to ENGINE/MANIFOLDS/INTAKE MANIFOLD - INSTALLATION)