Left

Secondary Camshaft Drive Chain Guide Replacement - Left

^ Tools Required
- J 44212 Camshaft Holding Tool

Removal Procedure





1. Remove the left secondary camshaft drive chain tensioner.
2. Remove the left camshaft cover.
3. Ensure both camshaft sprocket drive pins are at the top of their rotation.

Caution: Refer to The camshaft holding tool must be installed on the camshaft in Service Precautions.





4. Install the J 44212 over the camshafts.





5. Use an open end wrench on the hex cast into the camshaft in order to prevent the camshaft from rotating when removing the camshaft sprocket bolt.





6. Remove the left exhaust camshaft sprocket bolt.
7. Slide the left exhaust camshaft sprocket off of the camshaft and remove the left secondary drive chain from the camshaft sprocket teeth.





8. Remove the left secondary camshaft drive chain guide access plug (4) located in the cylinder head. Ensure the O-ring seal remains attached to the access plug.





9. Remove the upper left secondary camshaft drive chain guide bolt.





10. Remove the lower left secondary camshaft drive chain guide bolt.





11. Remove the left secondary camshaft drive chain guide.

Installation Procedure





1. Position the left secondary camshaft drive chain guide in through the top of the cylinder head.





2. Loosely install the lower left secondary camshaft drive chain guide bolt.

Notice: Refer to Fastener Notice in Service Precautions.





3. Install the upper left secondary camshaft drive chain guide bolt.
Tighten the secondary camshaft drive chain guide bolts to 25 Nm (18 ft. lbs.).





4. Install the left secondary camshaft drive chain guide access plug (4) located in the cylinder head. Ensure the O ring seal is attached to the access plug.
Tighten the secondary camshaft drive chain guide access plug to 4.5 Nm (40 inch lbs.).





5. Install the left exhaust camshaft sprocket into the left secondary camshaft drive chain.
6. Install the left exhaust camshaft sprocket onto the camshaft. The camshaft sprocket notch marked LE (left exhaust) engages the exhaust camshaft pin.





7. Use an open end wrench on the hex cast into the camshaft in order to prevent the camshaft from rotating when tightening the camshaft sprocket bolt.





8. Install the left exhaust camshaft sprocket bolt.
Tighten the camshaft sprocket bolt to 120 Nm (89 ft. lbs.).





9. Remove the J 44212 from the camshafts.
10. Install the left camshaft cover.
11. Install the left secondary camshaft drive chain tensioner.