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Home >> Jaguar >> 2019 >> XF S >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine - INGENIUM I4 2.0L Petrol -- XF/(X260)) >> Engine - INGENIUM I4 2.0L Petrol (G2289429) >> Removal And Installation >> Continuous Variable Valve Lift (G2142081) >> Removal

Continuous Variable Valve Lift (G2142081): Removal

WARNING: This page is about a different variant/trim than selected.
NOTE:
  • This procedure contains some variation in the illustration depending on the vehicle specification, but essential information is always correct.
  • This procedure contains illustrations showing certain components removed to provide extra clarity.
  1. Disconnect the startup battery ground cable.

    Refer to: STARTUP BATTERY DISCONNECT AND CONNECT .

  2. Remove the fuel injectors.

    Refer to: FUEL INJECTORS (G1998238)

  3. G11445310Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Loosen the 4 Continuous Variable Valve Lift (CVVL) assembly bolts as illustrated.

  4. G11445311Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Fully remove the 2 CVVL assembly bolts as illustrated.

  5. G11445312Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Install the appropriate special tools.

    Special Tool(s): JLR-303-1647 

  6. WARNING: Be prepared to collect escaping fluids.
    CAUTION: Do not allow the CVVL assembly to be rested on the brake units.
    G11445313Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Fully remove the 8 bolts securing the CVVL assembly in the indicated sequence.
    • Remove the CVVL assembly from the engine.
    • If the CVVL assembly is being replaced under warranty, Make sure that an engine oil sample is taken and the data sheet is completed and sent back with the returned CVVL assembly.
  7. NOTE: This step is only required if the CVVL is removed for access, and not being replaced with a new CVVL assembly.
    G11445314Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Remove and discard the CVVL gasket.

    Renew Part: Hydraulic valve control unit to cylinder head gasket  Quantity: 1. 

  8. CAUTION:
    • Take extra care when handling the component.
    • Make sure all the CVVL brakes are fully reset.
    NOTE: This step is only required if the CVVL is removed for access, and not being replaced with a new CVVL assembly.
    G13894254Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC
    • Make sure the CVVL assembly is placed on the edge of a workbench, as illustrated.
    • Using the special tool press back all 8 CVVL brakes to make sure that they are all in the fully reset position.

      Special Tool(s): JLR-303-1639