See more from Ask Carzone 
Belt or chain in my Audi A6?
Hi audi a6 2.0 quattro premium plus 2016, belt or chain?
Our answer:
Hi Carlos,
The 2.0 TDI diesel of that age uses a timing belt, while the 2.0 TFSI petrol engine uses a chain.
Have a motoring question? Ask us here!
Ask us anything motoring related and please provide as much information as possible so we can give you the most accurate advice.