Range Rover (LM) V8-4.4L (2009)
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Install the sprocket retaining Torx bolts to the camshafts.
17. Install the secondary timing chain tensioner retaining bolts.
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Tighten the bolts to 12 Nm.
18. Tension the secondary timing chain.
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Remove the retaining rod.
19. Install the primary timing chain.
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Make sure the timing chain slack is on the tensioner side of the timing chain.
20. Install the primary tensioner guide.
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Tighten the bolts to 12 Nm.
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.
21. Install the primary chain tensioner.
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Using 3 mm diameter metal rod, retain the chain tensioner piston.
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Tighten the bolts to 12 Nm.
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Remove the retaining rod.
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: Using the special tool, apply force to the tool in a counter-clockwise direction, to tension the primary timing chain on its drive
side.
22. Install the special tool to the exhaust camshaft sprocket.
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Tighten the intake camshaft sprocket retaining bolt to 20 Nm + 90 deg.
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Tighten the exhaust camshaft sprocket retaining bolt to 20 Nm + 90 deg.
23. Remove the special tools from the RH cylinder head.
24. Install the RH VCT oil control unit.
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Install the new O-ring seals.
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Tighten the new bolts to 22 Nm.
25. Remove the crankshaft locking tool.
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Remove the screw.
26. Install the CKP sensor.
27. Install the engine front cover.
28. Connect the battery ground cable.
