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Home >> Jeep >> 2014 >> Wrangler Sahara, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 216 (3.6L Engine (Service Information)) >> Cylinder Head >> Assembly, Variable Valve Timing, Phaser/Oil Control Valve >> Installation >> Right

Assembly, Variable Valve Timing, Phaser/Oil Control Valve: Installation: Right

WARNING: This page is about a different car, the 2016 Jeep Wrangler and 2015 Jeep Wrangler. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Magnetic Timing Wheels
GC0144162Courtesy of CHRYSLER GROUP, LLC
CAUTION:

The magnetic timing wheels (1) must not come in contact with magnets (pickup tools, trays, etc.) or any other strong magnetic field. This will destroy the timing wheels ability to correctly relay camshaft position to the camshaft position sensor.

Fig 2: Mount Dial Indicator Set To Stationary Point On Engine
GC0144994Courtesy of CHRYSLER GROUP, LLC
CAUTION:

Do not rotate the crankshaft more than a few degrees independently of the camshafts. Piston to valve contact could occur resulting in possible valve damage. If the crankshaft needs to be rotated more than a few degrees, first remove the camshafts.

  1. Verify that the indicator dial (1) is set to zero when the right side number one cylinder piston is positioned at top-dead-center on the exhaust stroke.
    Fig 3: Positioning Camshaft Alignment Holes Vertically
    GC0144138Courtesy of CHRYSLER GROUP, LLC
  2. CAUTION:

    Do not rotate the camshafts more than a few degrees independently of the crankshaft. Valve to piston contact could occur resulting in possible valve damage.

    Fig 4: Timing Chain Holder
    GC0144228Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    The Timing Chain Holder (1) should still be in place as inserted during the Removal procedure. If required, the Timing Chain Holder can be reinserted by installing the exhaust cam phaser and repeating Step 10 of the Removal procedure. Refer to ASSEMBLY, VARIABLE VALVE TIMING, PHASER/OIL CONTROL VALVE, REMOVAL .

    Fig 5: Phaser Timing Mark, Chain Pins, Exhaust Cam Phaser Triangle Marking, Oil Control Valve, Scribe Lines & Arrows
    GC0144982Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    Minor rotation of a camshaft (a few degrees) may be required to install the camshaft phaser.

  3. Verify that the camshafts are set at top-dead-center by positioning the alignment holes (1) vertically.
  4. Route the cam chain around the right exhaust cam phaser while aligning the paint mark with the phaser timing mark (1). Press the right exhaust cam phaser onto the exhaust camshaft. Install and hand tighten the oil control valve (7).
  5. While maintaining this alignment, route the cam chain around the intake cam phaser so that the paint mark is aligned with the phaser timing mark (3). Press the intake cam phaser onto the intake cam, install and hand tighten the oil control valve (4).
  6. The ARROWS  (5) on the cam phasers should point away from each other and the SCRIBE LINES  (6) should be parallel to the cylinder head cover mounting surface. There should be twelve chain pins (2) BETWEEN  the exhaust cam phaser triangle marking (1) and the intake cam phaser circle marking (3).
    Fig 6: Wrench, Oil Control Valves & Special Tool
    GC0144983Courtesy of CHRYSLER GROUP, LLC
    NOTE:

    It may be necessary to rock the camshaft slightly (a few degrees) with a wrench (4) when installing the camshaft phaser lock.

  7. Install the (special tool #10202-1, Lock, Camshaft/Phaser, Right Side) (1) against the cylinder head cover mounting surface with the tool number facing up.
  8. Tighten the oil control valves (2) and (3) to the proper specification. Refer to TORQUE SPECIFICATIONS .
  9. Remove the Camshaft Phaser Lock (1) and the Timing Chain Holder.
    Fig 7: Chain Pins, Arrows, Scribe Lines, Cam Phaser Triangle Marking & Circle Marking
    GC0144161Courtesy of CHRYSLER GROUP, LLC
  10. Rotate the crankshaft clockwise two complete revolutions stopping when the right side number one cylinder piston is again positioned at top-dead-center on the exhaust stroke. To assure correct engine timing, verify the following;
    • The indicator dial is set to ZERO  when the right side number one cylinder piston is positioned at top-dead-center on the exhaust stroke.
    • The ARROWS  (4) on the right side cam phasers point away from each other.
    • The SCRIBE LINES  (5) on the right side cam phasers are parallel to the cylinder head cover mounting surface.
    • There are twelve chain pins (2) BETWEEN  the exhaust cam phaser triangle marking (1) and the intake cam phaser circle marking (3).
  11. If the engine timing is not correct, repeat this procedure.
  12. Install the spark plugs. Refer to SPARK PLUG, INSTALLATION .
  13. Install the left ignition coils. Refer to COIL, IGNITION, INSTALLATION .
  14. Install the right cylinder head cover and right ignition coils. Refer to COVER(S), CYLINDER HEAD, INSTALLATION .
  15. Connect the negative battery cable.
  16. Start the engine and perform the following Powertrain Verification Tests: Refer to appropriate Engine Electrical Diagnostics article.
    • Cam/Crank Variation Relearn
    • Target Coefficient Relearn
NOTE:

Following the first restart after a DTC driven phaser replacement, clear all DTCs and verify that subsequent restarts do not set any additional codes. For any DTCs that reset, refer to appropriate Engine Electrical Diagnostics article.