Cover(S), Cylinder Head: Removal: Left

WARNING: This page is about a different variant/trim than selected.

Fig 1: Magnetic Timing Wheels

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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: Upper Intake Manifold & Bolts

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Disconnect and isolate the negative battery cable.
Remove the air inlet hose and upper intake manifold (2). Refer to MANIFOLD, INTAKE, REMOVAL .

Fig 3: Intake Ports, Insulator & Alignment Posts
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Cover the open intake ports (1) to prevent debris from entering the engine.
Remove the insulator (2) from the LH cylinder head cover.

Fig 4: Transmission Breather Hose, Make-Up Air Tube & Clips
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Disengage the clips (1), remove the make-up air tube (3) from the left cylinder head cover and reposition the transmission breather hose (2).

Fig 5: Variable Valve Timing Solenoid Connectors & Wire Harness Retainers
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NOTE:
Mark the variable valve timing solenoid connectors (2) with a paint pen or equivalent so that they may be reinstalled in their original locations.
Disconnect the electrical connectors (2) from the left variable valve timing solenoids.
Disengage two starter wire harness retainers (1) from the left cylinder head cover.

Fig 6: Variable Valve Timing Solenoids, Connectors & Bolts
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Mark the variable valve timing solenoids (2 and 4) with a paint pen or equivalent so that they may be reinstalled in their original locations.
Remove the variable valve timing solenoids. Refer to SOLENOID, VARIABLE VALVE TIMING, REMOVAL .

Fig 7: Starter Wire Harness Retainers, Main Wire Harness Retainer & Manifold Support Bracket Retainers
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Disengage one main wire harness retainer (3) from the left cylinder head cover.

Fig 8: ECT Sensor Connector, CMP Sensor & Main Wire Harness Retainers
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Disconnect the left Camshaft Position (CMP) sensor (5).
Disengage one main wire harness retainer (2) from the cylinder head cover and one main wire harness retainer (4) from the cylinder head cover mounting stud.

Fig 9: CMP Sensor & Bolt
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NOTE:
The RH CMP sensor is shown in illustration, the LH CMP sensor is similar. If removing both RH and LH CMP sensors, mark the sensors so they can be installed in their original locations.
Remove the camshaft position sensor. Refer to SENSOR, CAMSHAFT POSITION, REMOVAL .

Fig 10: Injection/Ignition Harness Retainers
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Disengage two injection/ignition harness retainers (1) from the left cylinder head cover.

Fig 11: Electrical Connector, Ignition Coils & Ignition Coil Retaining Bolts
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Remove the ignition coils (2). Refer to COIL, IGNITION, REMOVAL .

Fig 12: Cylinder Head Cover Mounting Bolts & Studbolts
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Loosen ten cylinder head cover mounting bolts (1) and two studbolts (2) and remove the cylinder head cover.

Fig 13: Cylinder Head Cover Gasket & Spark Plug Tube Seals
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Remove and discard the cylinder head cover gasket (1).
The spark plug tube seals (2) can be reused if not damaged.

Fig 14: RTV Sealant Locations
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CAUTION:
Do not use oil based liquids, wire brushes, abrasive wheels or metal scrapers to clean the engine gasket surfaces. Use only isopropyl (rubbing) alcohol, along with plastic or wooden scrapers. Improper gasket surface preparation may result in engine fluid leakage.
Remove all residual sealant (1) from the cylinder head, timing chain cover and cylinder head cover mating surfaces. Refer to Engine - Standard Procedure .