Derek Uzzell Posted November 16, 2022 Share Posted November 16, 2022 On 11/5/2022 at 8:49 PM, witzend said: ...I think you find the air sound when you remove fuel cap is air going in to replace the fuel removed or I always though it was There's a fair amount of online discussion about a hissing 'breathing off' noise occurring when a modern-ish vehicle's fuel-cap is undone, and (Surprise, Surprise!) it's mentioned in the "Refuelling the Vehicle" section of the Owner Handbook that would be relevant to a 2014 Ducato. As the Handbook says (extract copied below) the phenomenon "is absolutely normal" and my 2015 Ducato usually did it. Link to comment Share on other sites More sharing options...
weldted Posted November 16, 2022 Share Posted November 16, 2022 The noise you hear after stopping is to do with part of the process to reduce emissions, it sounds like an air hose for a few seconds Link to comment Share on other sites More sharing options...
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