Camshaft Secondary Drive Chain

REMOVAL PROCEDURE





1. Remove the front cover. Refer to Engine Front Cover Replacement.
2. Remove the required camshaft covers. Refer to Camshaft Cover Replacement (Left) and Camshaft Cover Replacement (Right).
3. Loosen both of the drive chain tensioner bolts.
4. Remove the tensioner bolts and the tensioner allowing the tensioner to expand as you remove it.
5. Remove the chain guide access plugs located in the cylinder heads. Note the O-ring seal on each access plug.
6. Remove the camshaft position sensor.





7. Remove the secondary chain guide retaining bolts.
8. Remove the secondary chain guides.





9. Remove the camshaft sprocket retaining bolts.





10. Slide the camshaft sprockets off of the camshafts.
11. Remove the camshaft sprockets and the secondary drive chain together. Leave the intermediate sprocket in place.

INSTALLATION PROCEDURE





1. Retime the camshafts. Refer to Setting Camshaft Timing.
2. Install the engine front cover. Refer to Engine Front Cover Replacement.
3. Install the accessory drive belt idler pulley (3).
4. Install the accessory drive belt idler pulley retainer bolt.
^ Tighten the accessory drive belt idler pulley retainer bolt to 50 Nm (37 ft. lbs.).

NOTICE: Refer to Fastener Notice in Service Precautions.

5. Install the accessory drive belt tensioner (6).
6. Install the accessory drive belt tensioner bolt.
^ Tighten the accessory drive belt tensioner bolt to 50 Nm (37 ft. lbs.).
7. Install the accessory drive belt. Refer to Drive Belt Replacement.
8. Install the camshaft covers. Refer to Camshaft Cover Replacement (Left) and Camshaft Cover Replacement (Right).