A6 Quattro Sedan V8-4.2L (BVJ) (2007)
Timing Chain: Locations
Camshaft timing chain, assembly overview
Left camshaft timing chain
1. Camshaft adjuster for exhaust camshaft
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Identification "Exhaust"
2. Bolt
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Replace
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80 Nm plus an additional 90° (1/4 turn).
3. Bolt
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Replace
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80 Nm plus an additional 90° (1/4 turn).
4. Camshaft adjuster for intake camshaft
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Identification "Intake"
5. Left camshaft timing chain
CAUTION:
Risk of destroying due to reversed running direction on a used timing chain.
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Mark timing chain running direction with arrows using paint for reinstallation.
6. Bolt
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Replace
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5 Nm plus an additional 90° (1/4 turn).
7. Guide piece
8. Chain tensioner for left camshaft timing chain
