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vw,audi,seat - Evaporation Carbon Charcoal Canister - amsterdam

is this noise normal ?

watch link for video.

www.youtube.com/watch?v=4WOw9bZALf8

vw,audi,seat - Evaporation Carbon Charcoal Canister - elekie&a/c doctor

Yes,they all do that Sir. Normal operation ,but should stop after a while. The valve is controlled by the engine management system.