Exhaust Camshaft (G2498220): Installation

The following step(s) applies to: 

All vehicles 

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   • Lubricate the component with clean engine oil.

     Refer to: SPECIFICATIONS 

   • Install the exhaust camshaft to the noted removal position.
2. CAUTION: Make sure that the bearing caps are correctly installed on the locating dowels.
   NOTE: Make sure the components are installed to their original positions.
   Fig 1: Camshaft Bearing Tightening Sequence

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   • Lubricate the 5 camshaft bearing caps with a small quantity of clean engine oil.

     Refer to: SPECIFICATIONS 

   • Install the 5 camshaft bearing caps into the previously noted position.
   • Install and tighten the 10 camshaft bearing cap bolts following the tightening sequence as illustrated.

     Torque  : 11 Nm 

3. NOTE: Make sure that a new O-ring seal is installed.
   • Install a new O-ring seal.

     Renew Part: Oil fill pipe O-ring seal Quantity: 1 . 

   • Install the oil filler pipe.
   • Install and tighten the bolt.

     Torque  : 12 Nm 

4. • Install the exhaust CMP. 
   • Install the intake CMP. 
   • Install and tighten the 2 bolts.

     Torque  : 8 Nm 

5. CAUTION: The mating surfaces must be free from oil or detritus contamination.
   Make sure that the new gasket is correctly installed on the locating dowels.

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   • Install a new valve cover gasket.

     Renew Part: Camshaft cover gasket Quantity: 1 . 

   • Install the valve cover.
   • Install the 3 guide pins as illustrated.

     Install the Special Tool(s): 303-1449-01 

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   • Install, but do not fully tighten the 16 bolts.

     Torque  : 10 Nm 

   • Remove the 3 guide pins.

     Install the Special Tool(s): 303-1449-01 

7. Fig 2: Valve Cover Tightening Sequence

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   • Install, but do not fully tighten the remaining 3 bolts.

     Torque  : 10 Nm 

   • Tighten the 19 bolts in the sequence illustrated.

     Torque  : 28 Nm 

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   • Install the engine lifting bracket.
   • Install and tighten the 2 bolts.

     Torque  : 25 Nm 

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   • Install the coolant bypass hose to the original position.
   • Install and tighten the 2 retaining studs.

     Torque  : 10 Nm 

   • Install and tighten the engine cover support mount.

     Torque  : 6 Nm 

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    • Install the wiring harness into the correct position.
    • Connect the 5 electrical connectors.
    • Install and tighten the bolt.

      Torque  : 6 Nm 

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    Install the oil temperature sensor connector clip.

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    • Connect the 2 electrical connectors.
    • Install and tighten the bolt.

      Torque  : 6 Nm 

    • Secure the 4 clips.

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    • Connect the electrical connector.
    • Secure the clip.

    The following step(s) applies to: 

    Plug-in Hybrid Electric Vehicles (PHEV) 

14. Install the coolant pump belt.

    Refer to: COOLANT PUMP BELT - VEHICLES WITH: PHEV (G2744631)

    The following step(s) applies to: 

    All vehicles 

15. Install the accessory drive belt.

    Refer to: ACCESSORY DRIVE BELT (G1998262)

16. Install the HP  fuel pump.

    Refer to: HIGH PRESSURE FUEL PUMP (G2043272)

17. Install the evaporative emission canister purge valve.

    Refer to: EVAPORATIVE EMISSION CANISTER PURGE VALVE (G2034092)

18. Remove the engine vent oil separator.

    Refer to: VALVE COVER VENT OIL SEPARATOR (G2142088)

19. Install the fuel injectors.

    Refer to: FUEL INJECTORS (G1998238)

20. Install the Continuous Variable Valve Lift CVVL  assembly.

    Refer to: CONTINUOUS VARIABLE VALVE LIFT 

21. Install the VCT  unit.

    Refer to: VARIABLE CAMSHAFT TIMING UNIT (G2757515) 

22. Connect the 12V system.

    Refer to: STARTUP BATTERY DISCONNECT AND CONNECT

    The following step(s) applies to: 

    Plug in hybrid electric vehicles only 

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    Power Up the HV  system. Only technicians qualified to EVAP  level are allowed to perform this procedure. It is mandated that all technicians involved with the steps in this procedure have read and understood the EV  Safety Rules.

    Refer to: PHEV POWER DOWN/UP - COMPLETE VEHICLE - PATHFINDER