Secondary Camshaft Drive Chain Tensioner Replacement - Right

Secondary Camshaft Drive Chain Tensioner Replacement - Right
Tools Required
^ J39946 Crankshaft Socket-4.0L and 4.6L

Removal Procedure
1. Remove the engine front cover.





2. Align the primary timing marks (1) using the J39946.





3. Install an engine front cover bolt (2) into the front of the engine.

4. Important: Securing the right secondary camshaft drive chain shoe will prevent the right camshaft drive sprocket teeth from skipping on the right secondary timing chain.

Wrap mechanics wire (1) tightly around both the right secondary camshaft drive chain shoe (3) and the front cover bolt (2).





5. Remove the 2 bolts attaching the right secondary camshaft drive chain tensioner to the engine block.
6. Remove the right secondary camshaft drive chain tensioner, allowing the tensioner to expand as you remove it.
7. Clean and inspect the camshaft timing drive components. Refer to Camshaft Timing Drive Components Cleaning and Inspection.

Installation Procedure





1. Collapse the right secondary camshaft chain tensioner using the following procedure:
1. Rotate the ratchet release lever (2) counterclockwise and hold.
2. Collapse the tensioner shoe (1) and hold.
3. Release the ratchet lever (2).
2. Slowly release the pressure on the shoe (1), until the ratchet lever (2) moves to the first detent and a "click" is heard and felt.
3. Collapse the tensioner shoe (1) and hold.





4. Insert a pin through the hole in the release lever in order to lock the tensioner shoe in the collapsed position.





5. Notice: Refer to Fastener Notice.

Important: Ensure the tensioner release lever is facing outward.

Install the right secondary camshaft drive chain tensioner and retaining bolts.
Tighten the secondary camshaft drive chain tensioner bolts to 25 Nm (18 ft. lbs.).
6. Remove the pin holding the tensioner to tighten any slack in the timing chain.





7. Remove the mechanics wire (1) supporting the right secondary camshaft drive chain shoe (3).
8. Remove the engine front cover bolt (2) from the front of the engine.
9. Install the engine front cover.