A6 V6-3.0L (AVK) (2004)
If the camshaft sealing rings are being replaced, they must be removed from Camshaft housing before installation, using T40017 lever. Installing
camshaft sealing rings, Refer to Timing Belt, Service and Repair.
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Install camshaft housing and tighten bolts -1 toe-.
Installation is reverse of removal, noting the following:
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Install combination valve for Secondary Air Injection.
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Install toothed belt (adjust timing), Refer to Timing Belt, Service and Repair.
Notes:
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After camshafts, do not start engine for at least 30 minutes. The hydraulic valve lifters have to settle (otherwise valves will strike the pistons).
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After working on the valvetrain, carefully rotate engine by hand at least 2 full revolutions to ensure that valves do not strike the pistons when
starting.