Upper Timing Chain (G2030609): Installation

WARNING: This page is about a different variant/trim than selected.

NOTE: Maintain tension on the chain to prevent the colored link from disengaging with its sprocket position.

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- Install the upper timing chain.
- Make sure that the colored link is aligned as illustrated.
CAUTION: Make sure that the upper timing chain does not come off the idler sprocket and stays in the correct position.

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- Install a new left upper timing chain guide.
  Renew Part: Upper timing chain guide Quantity: 1.
- Install and tighten the bolt.
  Renew Part: Left side timing chain guide bolt Quantity: 1.
  
  Torque: 25 Nm
CAUTION: Make sure that the upper timing chain does not come off the idler sprocket and stays in the correct position.

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- Install the intake camshaft VCT unit. Make sure that the correct VCT unit is installed as noted in the removal steps.
- Make sure that the camshaft pin is correctly seated in the VCT unit as illustrated.
- Install and tighten the new VCT unit center bolt.
  Renew Part: Variable camshaft timing actuator bolts Quantity: 1.
  
  Torque
  
  Stage 1: 10 Nm
  
  Stage 2: Loosen 90°
- Check if the highlighted link on the timing chain is aligned with the timing mark on the VCT unit as illustrated.
CAUTION: Make sure that the upper timing chain does not come off the idler sprocket and stays in the correct position.

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Install a new upper timing chain tensioner arm.

Renew Part: Timing chain tensioner arm Quantity: 1.
CAUTION: Make sure that the upper timing chain does not come off the idler sprocket and stays in the correct position.

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- Install the exhaust camshaft VCT unit. Make sure that the correct VCT unit is installed as noted in the removal steps.
- Make sure that the camshaft pin is correctly seated in the VCT unit as illustrated.
- Install and tighten a new VCT unit center bolt.
  Renew Part: Variable camshaft timing actuator bolts Quantity: 1.
  
  Torque
  
  Stage 1: 10 Nm
  
  Stage 2: Loosen 90°
- Check if the highlighted link on the timing chain is aligned with the timing mark on the VCT unit as illustrated.
CAUTION: Make sure that the colored link on the timing chain is aligned with the groove on the VCT actuator as illustrated.

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CAUTION: Make sure that the upper timing chain does not come off the idler sprocket and stays in the correct position.

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- Install a new upper timing chain guide.
  Renew Part: Upper timing chain guide Quantity: 1.
- Install and tighten the 2 bolts.
  Renew Part: Upper timing chain upper guide bolt Quantity: 2.
  
  Torque: 11 Nm
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- Install the special tool JLR-303-1636.
  Special Tool(s): JLR-303-1636
- Install and tighten the 2 special tool bolts.
  Torque: 13 Nm
CAUTION: Make sure that a new upper timing chain tensioner is installed.

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Install and tighten the new timing chain tensioner.

Renew Part: Upper 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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- Fully tighten the VCT bolts.
  Torque
  
  Stage 1: 25 Nm
  
  Stage 2: 60°
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- Remove the special tool.
  Special Tool(s): JLR-303-1636
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- Remove the special tool.
  Special Tool(s): JLR-303-1635
Install the upper timing cover.
Refer to: UPPER TIMING COVER .
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- Remove the special tool.
  Special Tool(s): JLR-303-1630
NOTE: This step is to make sure that the timing components are properly installed.

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Use the special tool JLR-303-1656 to rotate the crankshaft 2 times clockwise.

Special Tool(s): JLR-303-1656
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Install the charge air radiator bracket.

Torque: 47 Nm
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Install the 2 nuts.

Torque: 10 Nm
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Install the 3 clips.
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Install the 2 fir tree clips.
Install the charge air radiator.
Refer to: CHARGE AIR COOLER .
Install the hood.
Refer to: HOOD .
Connect the startup battery ground cable.
Refer to: STARTUP BATTERY DISCONNECT AND CONNECT .