Noises

Puffing or chuffing from the top of the engine

Rhythmic puffs of gas from the top of a diesel engine, in time with combustion.

Other noises

Clunk pulling away or stopping Deep knock that rises with rpm Hiss or whoosh under acceleration Rattle from the turbo Rattle on cold start Tick at idle Whine from the front of the engine Whistle from the engine bay at idle

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