See more from Ask Carzone 
Has a petrol Audi A6 got a timing chain?
audi a6 2.0 quattro premium plus 2016 timing chain or belt? (Gas)
Our answer:
Hi Carlos,
That car's petrol engine uses a timing 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.