Cming

Thanks sorry I didn't say it's diesel. Guess it's a diagnosis I will have to book it in for

Thank you for your Advice. Off the top of your head do you know what octane level the diesel should be?

Hello. I have V6 Tdi s tronic. When I excelrate there is a tinny rattling sound. It reminds of the old days when thr air file mixture was wrong for a petrol car. Please can you give me any ideas why it would be doing this