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Home >> Audi >> 2011 >> A6 Sedan (4F2) V6-3.2L (CALA) >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Timing Components >> Timing Chain >> Service and Repair >> Timing Mechanism Drive Chain
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Timing Mechanism Drive Chain






Timing Mechanism Drive Chain

Special tools, testers and auxiliary items required

• Locking Pin (T40071)

Removing

• The transmission is removed.

• Engine oil drained.

CAUTION!
Risk of injury.

• The lock carrier must be installed and the torque support must be securely attached.

- Remove timing chain lower cover. Refer to => [ Lower Timing Chain Cover ] Lower Timing Chain Cover.

- Remove the camshaft timing chains from the camshafts. Refer to => [ Camshaft Timing Chains, Removing from Camshafts ] Camshaft Timing Chains, Removing from Camshafts.

- Remove the power take-off drive chain. Refer to => [ Power Take-Off Drive Chain ] Power Take-Off Drive Chain.

- Press the drive chain tensioner guide rail in the direction of - arrow - and secure the chain tensioner with a (T40071).





CAUTION!
Risk of destroying due to reversed running direction on a used drive chain.

• Mark the drive chain running direction with arrows using paint for installation later. Do not mark the chain using a punch, notch or similar.

- Remove the bolts - 1 - and the guide rail.

- Remove the bolts - 2 - and the chain tensioner.

- Remove the timing mechanism drive chain.

Installing

• Tightening specifications, refer to => [ Timing Mechanism Drive Chain Assembly Overview ] Timing Mechanism Drive Chain Assembly Overview.

Installation is in reverse order of removal, note the following:

• Replace bolts which have been tightened to torque.

- Position the timing mechanism drive chain according to the markings made on the drive chain sprockets during removal.

- Install the guide rail and tighten the bolts - 1 -.





- Install the chain tensioner and tighten the bolts - 2 -.

- Press the drive chain tensioner guide rail in direction of - arrow - and pull (T40071) out of the chain tensioner.

- Install the power take-off drive chain. Refer to => [ Power Take-Off Drive Chain ] Power Take-Off Drive Chain.

- Position the camshaft timing chain on the camshafts => [ Installing ] Camshaft Timing Chains, Removing from Camshafts.

- Install timing chain lower cover. Refer to => [ Lower Timing Chain Cover ] Lower Timing Chain Cover.
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