Continuous Variable Valve Lift (G2163583): Removal
CAUTION:
Before disconnecting any components, make sure the area is clean and free from foreign material. When disconnected all openings must be sealed.
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.
- Disconnect the startup battery ground cable.
Refer to: 12V SYSTEM DISCONNECT .
- Remove the fuel injectors.
Refer to: FUEL INJECTORS .
Loosen but do not fully remove the 4 Continuous Variable Valve Lift (CVVL) assembly bolts as illustrated.
Fully remove the 2 CVVL assembly bolts as illustrated.
Install the special tools.
Special Tool(s): JLR-303-1647
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WARNING: Be prepared to collect escaping fluids.CAUTION: Do not allow the CVVL assembly to be rested on the brake units.
- Fully remove the 8 bolts securing the CVVL assembly in the indicated sequence.
- Remove the CVVL assembly.
- If the CVVL assembly is being replaced under warranty, make sure that an engine oil sample is taken and the appropriate data sheet is completed and sent back with the returned CVVL assembly.
- NOTE: This step is only required if the Continuous Variable Valve Lift (CVVL) is removed for access, and not being replaced with a new CVVL assembly.
Remove and discard the CVVL gasket.
Renew Part: Hydraulic valve control unit to cylinder head gasket Quantity: 1 .
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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.- 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