Milan FWD L4-2.3L VIN Z (2007)
13. Remove the upper timing hole plug from the engine front cover.
14. Reposition the special tool to the slot on the rear of the intake camshaft only.
15. NOTE: Releasing the ratcheting mechanism in the timing chain tensioner allows the plunger to collapse and create slack in the timing chain.
Installing the M6 x 30 mm (1.18 inch) bolt into the upper front cover timing hole will lock the tensioner arm in a retracted position and allow
enough slack in the timing chain for removal of the exhaust camshaft gear.
Using a small pick tool, release the timing chain tensioner ratchet through the lower front cover timing hole.
^
Have an assistant rotate (using the flats of the camshaft) the exhaust camshaft clockwise to collapse the timing chain tensioner plunger.
^
Insert the M6 x 30 mm (1.18 inch) bolt into the upper front cover timing hole to hold the tensioner arm in the retracted position.