Variable Camshaft Timing Unit (G2320442): Installation

The following step(s) applies to: 

All vehicles 

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

   Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

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

   Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

   • 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 

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

   Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

   • 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 

     1. Stage 1: 10 Nm 
     2. 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.
4. CAUTION: Make sure that the upper timing chain does not come off the idler sprocket and stays in the correct position.

   Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

   Install a new upper timing chain tensioner arm.

   Renew Part: Timing chain tensioner arm Quantity: 1 . 

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

   Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

   • 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 

     1. Stage 1: 10 Nm 
     2. 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.
6. CAUTION: Make sure that the coloured link on the timing chain is aligned with the groove on the VCT  actuator as illustrated.

   Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

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

   Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

   • 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 

8. Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

   • Install the special tool JLR-303-1636.

     Special Tool(s): JLR-303-1636 

   • Install and tighten the 2 special tool bolts.

     Torque  : 13 Nm 

9. CAUTION: Make sure that a new upper timing chain tensioner is installed.

   Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

   Install and tighten the new timing chain tensioner.

   Renew Part: Upper timing chain tensioner Quantity: 1 . 

   Torque  : 55 Nm 

10. CAUTION:

    • Do not directly touch the timing chain tensioner at this stage.
    • Make sure the timing chain tensioner is fully deployed.

    Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    To correctly deploy the timing chain tensioner, push the timing chain guide against timing chain tensioner in the position illustrated.

11. Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    • Fully tighten the VCT  bolts.

      Torque 

      1. Stage 1: 25 Nm 
      2. Stage 2: 60° 

12. Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    • Remove the special tool.

      Special Tool(s): JLR-303-1636 

13. Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    • Remove the special tool.

      Special Tool(s): JLR-303-1635 

14. Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Remove the special tool JLR-303-1630.

    Special Tool(s): JLR-303-1630 

    The following step(s) applies to: 

    Mild Hybrid Electric Vehicles 

15. Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Remove the special tools JLR-303-1630 and JLR-303-1686.

    Special Tool(s): JLR-303-1630  , JLR-303-1686 

16. Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

    Disassemble the special tool assembly JLR-303-1630 and JLR-303-1686.

    Special Tool(s): JLR-303-1630  , JLR-303-1686 

    The following step(s) applies to: 

    All vehicles 

17. NOTE: This step is to make sure that the timing components are properly installed.

    Courtesy of JAGUAR LAND ROVER NORTH AMERICA, LLC

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

    Special Tool(s): JLR-303-1656 

18. Install the upper timing cover.

    Refer to: UPPER TIMING COVER .

19. Install the front wheel arch liner.

    Refer to: FRONT WHEEL ARCH LINER .

20. Connect the startup battery ground cable.

    Refer to: STARTUP BATTERY DISCONNECT AND CONNECT .