Upper Timing Chain (G2344488): 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 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.
- Raise and support the vehicle on a suitable 2 post lift.
Refer to: JACKING AND LIFTING
- Disconnect the startup battery ground cable.
Refer to: 12V SYSTEM DISCONNECT AND CONNECT
- Remove the hood.
Refer to: HOOD
- Remove the upper timing cover.
Refer to: UPPER TIMING COVER
- Remove the charge air cooler.
- Release the 4 clips.
- Reposition the wiring harness away form the charge air cooler bracket.
- Remove the nut.
- Repostion the 2 coolant pipes away from the charge air cooler bracket.
- Remove the nut.
- Remove the 2 bolts.
- Remove the charge air cooler bracket.
- Install the special tool.
Special Tool(s): JLR-303-1656
- Use the special tool to rotate the crankshaft clockwise until the timing marks align as illustrated.
- Install the special tool.
- Install the special tool.
Special Tool(s): JLR-303-1635
- Install and tighten the 2 bolts.
Torque : 13 Nm
- Install the special tool.
- Install the special tool.
Special Tool(s): JLR-303-1636
- Install and tighten the 2 bolts.
Torque : 13 Nm
- Install the special tool.
- Install the special tool.
Special Tool(s): JLR-303-1630
- Install and tighten the 2 bolts.
- Install the special tool.
Loosen, but do not fully remove the 2 bolts.
Remove and discard the upper timing chain tensioner.
- Remove the 2 bolts.
- Remove the special tool.
Special Tool(s): JLR-303-1636
-
CAUTION: Note the location of the Variable Camshaft Timing (VCT) units prior to removal. Each VCT unit is matched to a specific camshaft.
- Remove and discard the 2 bolts.
- Remove the 2 VCT actuators.
- Remove the 2 bolts.
- Remove and discard the upper timing chain guide.
- Remove the bolt.
- Remove and discard the upper timing chain guide.
Remove and discard the upper timing chain guide.
Remove the upper timing chain.