Variable Valve Timing Unit (G2300064): Installation

WARNING: This page is about a different car, the 2019 Jaguar XF. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION:
- Make sure the highlighted links on the timing chain are in line with the timing marks as illustrated.
- Make sure the camshaft bolt is correctly located in the Variable Valve Timing (VVT) unit.
- Do not fully tighten the bolt at this stage.
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Install the VVT unit. Install a new bolt.

Renew Part: Variable camshaft timing actuator bolts Quantity: 1 .
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Make sure the timing chain is correctly installed on the idler pulley.
CAUTION: This step must be performed to make sure that the timing chain is in the correct position on the gears.

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- Install the hydraulic tensioner and allow it to fully extend. With the chain in this condition, push the opposite left side of the chain towards the cylinder head, there should be a gap between the chain and the cylinder head. If the chain is not in this condition, or there is no gap, reposition the chain on the idler gear and remeasure.
- Remove and discard the hydraulic tensioner.
NOTE: If the tensioner timing chain guide can not be installed refer to the previous step.

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Install a new tensioner timing chain guide.

Renew Part: Upper timing chain guide Quantity: 1 .
CAUTION: Use 2 suitable M6 X 20 bolts to install the special tool to the cylinder head.

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Install the special tool.

Special Tool(s): JLR-303-1631
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Fully tighten the VVT bolt.

Torque

Stage 1: 25 Nm

Stage 2: 40°
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Remove the special tool.

Special Tool(s): JLR-303-1631
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Install a new fixed timing chain guide.

Renew Part: Upper timing chain guide Quantity: 1 .

Torque: 25 Nm
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Before installing the new timing chain tensioner, make sure that the ratchet clip is on the first groove.
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Install a new hydraulic timing chain tensioner.

Renew Part: Timing chain tensioner Quantity: 1 .

Torque: 55 Nm
CAUTION:
- Do not directly touch the timing chain tensioner at this stage.
- Make sure the timing chain tensioner is fully deployed.
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To correctly deploy the timing chain tensioner, push the timing chain guide against timing chain tensioner in the position illustrated.
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Remove the special tool.

Special Tool(s): JLR-303-1625
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Remove the special tool.

Special Tool(s): JLR-303-1630
Install the upper timing cover.
Refer to: UPPER TIMING COVER
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Install the charge air cooler bracket and tighten the 2 bolts to the correct torque.

Torque: 40 Nm
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- Install the 2 charge air cooler bracket nuts and tighten to the correct torque.
  Torque: 12 Nm
- Secure the wiring harness to the charge air cooler bracket.
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Connect and secure the wiring harness.
Install the charge air cooler.
Refer to: CHARGE AIR COOLER INTAKE PIPE - INGENIUM I4 2.0L DIESEL - MID, LOW POWER

Refer to: CHARGE AIR COOLER INTAKE PIPE - INGENIUM I4 2.0L DIESEL - HIGH POWER
Install the left secondary bulkhead panel.
Refer to: SECONDARY BULKHEAD LEFT PANEL - INGENIUM I4 2.0L DIESEL
Install the hood.
Refer to: HOOD
Connect the startup battery ground cable.
Refer to: STARTUP BATTERY DISCONNECT AND CONNECT