Contents: Upper drive chain guide ↡ Lower timing chain guide on 3.0L…↡ Lower chain guide for 2.8L and 3.2L…↡
Upper drive chain guide
Removal
Removal the upper drive chain guide from the mounting pins
1. Remove the cylinder head cover.
2. Remove the drive chain tensioner mechanism.
3. Install the spanner on the camshaft flats behind the cover of bearing No.5 and turn the camshaft that controls the exhaust valves clockwise to release the drive chain tension on the calming device.
4. Remove the upper drive chain guide from the mounting pins (see Fig. Removing the upper drive chain guide from the mounting pins).
Examination
1. Check the condition of the upper timing chain guide for wear, damage or cracks and replace it if necessary.
Installation
1. Installation is carried out in the reverse order of removal.
Lower timing chain guide on 3.0L engine
Removal
Removal the lower drive chain guide from the mounting pins
Releasing the fastening brackets connecting the two halves of the lower chain guide
Separating the inner and outer halves of the lower chain guide
1. Remove the lower drive chain cover.
2. Using paint, apply alignment marks to the drive chain links and the crankshaft and camshaft sprockets.
3. Unscrew the left-hand thread bolt and remove the intermediate sprocket.
4. Lift the drive chain off the camshaft sprocket that controls the intake valves.
5. Move the drive chain forward and remove the chain guide from the mounting pins (see Fig. Removing the lower drive chain guide from the mounting pins).
6. Release the fastening brackets and separate the inner and outer parts of the chain guide (see fig. Releasing the fastening brackets connecting the two halves of the lower chain guide, Separating the inner and outer halves of the lower chain guide).
Examination
1. Check the condition of the lower chain guide for wear, damage or cracks and replace it if necessary.
Installation
1. Install the drive chain onto the inner part of the damper, then install the outer part of the damper and secure with brackets.
2. Install the drive chain onto the camshaft sprocket that controls the intake valves, aligning the marks on the sprocket and chain.
3. Install the intermediate sprocket and secure it with a left-hand thread bolt.
4. Install the lower drive chain cover.
Lower chain guide for 2.8L and 3.2L engines
Removal
1. Remove the drive chain tensioner shoe.
2. Apply alignment marks to the drive chain and camshaft sprockets.
3. Remove the drive chain from the camshaft sprockets.
4. Move the drive chain forward and remove the chain guide from the mounting pins.
Examination
1. Check the chain guide for wear, damage or cracks and replace if necessary.
Installation
1. Installation is carried out in the reverse order of removal.