Range Rover (LM) V8-4.4L (2009)
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14. Install the LH secondary timing chain tensioner and chain to the camshaft sprockets.
15. Install the LH secondary timing chain tensioner retaining bolts.
^
Tighten the bolts to 12 Nm (9 ft. lbs.).
NOTE: Lightly tighten the camshaft sprocket Torx bolts, the sprockets MUST be free to move.
16. Install the LH secondary timing chain and sprockets to the camshafts.
^
Install the sprocket retaining Torx bolts to the camshafts.
17. Tension the LH secondary timing chain.
^
Remove the retaining rod.
18. Install the LH primary timing chain.
^
Make sure the timing chain slack is on the tensioner side of the timing chain.
19. Install the LH primary chain tensioner guide.
^
Tighten the stud to 12 Nm (9 ft. lbs.).
CAUTION: During timing chain tensioner compression, do not release the ratchet stem until the timing chain tensioner piston is fully
bottomed in its bore or damage to the ratchet stem will result.
20. Install the LH primary timing chain tensioner.
^
Using 3 mm diameter metal rod, retain the chain tensioner piston.
^
Tighten the bolts to 12 Nm (9 ft. lbs.).
^
Remove the retaining rod.
CAUTION: Using the special tool, apply force to the tool in a counter-clockwise direction, to tension the primary timing chain on its drive
side.
CAUTION: The intake camshaft sprocket retaining bolt MUST be tightened before the exhaust camshaft sprocket retaining bolt. Engine
damage will occur if this procedure is not followed.
CAUTION: Make sure that new bolts are installed.
21. Install the special tool to the LH exhaust camshaft sprocket.
^
Tighten the intake camshaft sprocket retaining bolt to 20 Nm + 90 deg.
^
Tighten the exhaust camshaft sprocket retaining bolt to 20 Nm + 90 deg.
