Variable Camshaft Timing Unit (G2757515): Removal

WARNING: This page is about a different car, the 2023 Jaguar F-Pace and 2022 Jaguar F-Pace. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

If the vehicle has been powered down, do not power up the vehicle until all the bonding points have been tested.
It is the responsibility of the Electric Vehicle Senior Authorized Person (EVSAP) to make sure they comply with any local legislation for work on High Voltage (HV).
The approved Personal Protective Equipment (PPE) must be worn where indicated within this procedure and not removed unless indicated within a step. All items of PPE must be checked for signs of damage before each use, if damaged, replacement PPE must be obtained before doing this procedure.

NOTE:

All Permit To Work (PTW) documents must be kept for a minimum of 5 years.
This procedure contains some variation in the illustrations depending on the vehicle specification, but the essential information is always correct.
This procedure contains illustrations showing certain components removed to provide extra clarity.

The following step(s) applies to:

All vehicles

CAUTION: If the Variable Camshaft Timing (VCT) unit is replaced due to a fault, the spark plugs must be examined.

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Examine the spark plugs and replace as required.

Refer to: SPARK PLUGS (G1998302)
Raise and support the vehicle on a suitable 2 post lift.
Refer to: LIFTING

The following step(s) applies to:

Plug in hybrid electric vehicles only
WARNING: Jaguar Land Rover (JLR) Electric Vehicle Competent Person (EVCP) trained technicians only.

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This procedure involves work on components associated with the HV system. Only technicians qualified to EVCP level or higher are allowed to do this procedure. It is mandated that all technicians involved with the steps in this procedure have read and understood the Electric Vehicle (EV) Safety Rules.

Refer to: ELECTRIC VEHICLE SAFETY RULES
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Power down the HV system. Only technicians qualified to Electric Vehicle Authorized Person (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
Refer to HV electrical connector operation and inspection document before disconnecting any HV electrical connectors.
Refer to: GENERAL PROCEDURES

The following step(s) applies to:

All vehicles
Disconnect the 12 V system.
Refer to: STARTUP BATTERY DISCONNECT AND CONNECT
Remove the charge air cooler.
Refer to: CHARGE AIR COOLER (G1998338)
Remove the upper timing cover.
Refer to: UPPER TIMING COVER (G2498222)
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- Release the 2 hose connections.
- Release the hose clip.
- Position the 2 hoses aside.
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- Release the hose clamp.
- Release the hose clip.
- Remove the hose.
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- Disconnect the electrical connector.
- Release the hose clamp.
- Remove the hose.
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- Release the charge air cooler intake pipe retaining clip.
- Remove the charge air cooler intake pipe.
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- Install the special tool JLR-303-1656 as illustrated.
  Special Tool(s): JLR-303-1656
- Use the special tool JLR-303-1656 to rotate the crankshaft until the timing marks align as illustrated.
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- Install the special tool JLR-303-1635 as illustrated.
  Special Tool(s): JLR-303-1635
- Install and tighten the 2 special tool bolts.
  Torque : 13 Nm
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- Install the special tool JLR-303-1636 as illustrated.
  Special Tool(s): JLR-303-1636
- Install and tighten the 2 special tool bolts.
  Torque : 13 Nm
CAUTION: Only rotate the crankshaft clockwise.
NOTE:
- The engine may require rotating to the correct position before the special tool can be installed.
- The 4 locating pegs of the special tool must be installed correctly into the crankshaft pulley.
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- Install special tool JLR-303-1630 to the crankshaft pulley.
  Install the Special Tool(s): JLR-303-1630
- Install and hand-tighten the 2 special tool bolts.
The following step(s) applies to:

Plug in hybrid electric vehicles only
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Install the special tool JLR-303-1686 adapter to the special tool JLR-303-1630 crankshaft pulley locking tool.

Special Tool(s): JLR-303-1630 , JLR-303-1686
CAUTION: Only rotate the crankshaft clockwise.
NOTE:
- The engine may require rotating to the correct position before the special tool can be installed.
- The 4 locating pegs of the special tool must be installed correctly into the crankshaft pulley.
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- Install the special tools JLR-303-1630 and JLR-303-1686 to lock the crankshaft.
  Special Tool(s): JLR-303-1630 , JLR-303-1686
- Install and hand-tighten the 2 special tool bolts.
The following step(s) applies to:

All vehicles
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Loosen, but do not fully remove the 2 VCT bolts.
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Remove and discard the upper timing chain tensioner.
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- Remove the 2 special tool bolts.
- Remove the special tool JLR-303-1636.
  Special Tool(s): JLR-303-1636
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- Remove and discard the 2 bolts.
- Remove and discard the upper timing chain guide.
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- Remove and discard the bolt.
- Remove and discard the left upper timing chain guide.
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Remove and discard the drive chain cap.
CAUTION: Note the location of the VCT units prior to removal. Each VCT unit is matched to a specific camshaft.

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- Remove and discard the 2 VCT unit center bolts.
- Remove the 2 VCT units.
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Remove and discard the upper timing chain tensioner arm.