Left

Secondary Camshaft Drive Chain Tensioner Replacement- Left

^ Tools Required
- J 39946 Crankshaft Rotation Socket

Removal Procedure





1. Remove the engine front cover.

Important: Aligning the primary timing marks will locate the left camshafts in a neutral position preventing them from rotating when the tensioner is removed.

2. Align the primary timing marks (1) using the J 39946.





3. Remove the two bolts attaching the left secondary camshaft drive chain tensioner to the engine block.
4. Remove the left secondary camshaft drive chain tensioner, allowing the tensioner to expand as you remove it.

Installation Procedure





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





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

Notice: Refer to Fastener Notice in Service Precautions.

Important: Ensure the tensioner release lever is facing outward.





5. Install the left 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. Install the engine front cover.