S5 Quattro Coupe V8-4.2L (CAUA) (2009)
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Overview.
Installation is in reverse order of removal, note the following:
‹› Replace bolts which have been tightened to torque.
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Position the timing mechanism drive chain according to the markings made on the drive chain sprockets during removal.
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Install guide rail and tighten the bolts - 1 -.
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Install chain tensioner and tighten bolts - 2 -.
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Press drive chain tensioner guide rail in direction of - arrow - and pull Locking Pin (T40071) out of the chain tensioner.
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Install power take-off drive chain. Refer to => [ Power Take-Off Drive Chain ] See: Cylinder Block Assembly/Accessory Drive/Service and
Repair/Power Take-Off Drive Chain.
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Position the camshaft timing chain on the camshafts => [ Installing ] See: Camshaft Timing Chains, Removing From Camshafts.
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Install timing chain lower cover. Refer to => [ Lower Timing Chain Cover ] See: Timing Cover/Service and Repair/Lower Timing Chain Cover.