A6 V6-3.0L (AVK) (2004)
Air Injection Control Valve: Service and Repair
Right Combination Valve, Removing and Installing
Removing And Installing Right Combination Valve For Secondary Air Injection (AIR) System
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Remove rear engine cover (arrows).
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Remove cover -1- in engine compartment (right side).
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Remove bolts for holding plate -3- for solenoid valves (arrows).
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Disconnect intake air hose -1- at Mass Air Flow (MAF) sensor.
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Remove hose -4- from air duct -2-.