Q5 Quattro V6-3.2L (CALB) (2009)
Air Injection Control Valve: Service and Repair
Right Secondary Air Combination Valve
Right Secondary Air Combination Valve
Removing
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Remove right front muffler. Refer to => [ Front Muffler ] See: Engine, Cooling and Exhaust/Exhaust System/Muffler/Service and Repair/Front
Muffler.
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Remove strut tower brace.
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Remove vacuum hose - 3 - from the connection on the air guide pipe.
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Remove air guide pipe by loosening the hose clamp - 4 - and opening the clips - arrows -.
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Free up the fuel hose - 1 - and the EVAP canister hose - 2 - on the air duct pipe.
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Remove electrical connector - 1 - for the oxygen sensor (O2S) behind three way catalytic converter (TWC) ( G130) from the bracket and
disconnect it.