Just brought my first Audi at 20 paid £4400 has 110k miles, drove car home and blueish black smoke coming from rear as I accelerate hard, also have a slight knocking from top of engine which goes if I blip the throttle, was driving along in 6th gear 50mph and epc light come on however stopped car turned it off and on and hasn’t come back since , also keep getting a low oil pressure light however car has sufficient oil. was told by my mechanic all can be fixed by replacing the pcv valve anyone ha

Hi all ,new member here ,couple of questions first my Aircon has stopped working,I bought car back in Feb from dealer in Stockport had issue with adblue tank going home ,(live up in Scotland) got fixed under warranty and got Aircon regass as well ,was working now not light stays on whereas before didn't,any ideas ?also being the permanent quattro looking to change the diff oil anyone know what spec it is and how much I will need thanks

Hi everyone, I have the usual coolant leak from somewhere on my 2013 q7 3.0 tdi. It doesn't seem to lose it when just running around on short journeys , but on a 50 mile trip or something like that it loses some coolant. The car runs absolutely fine and at the correct temperature. Has anyone else has this type of symptom? If so ,what was the fix? Everything I read online is say about looking in the v for coolant but you can't seem to see anything as it's so tightly packed in there, the only

Good morning all, Ever since we got our Q5 the aircon has never worked. It’s one of those things “I’ll get done next month” but next month never arrives. Anyway, I’ve actually got on with it and took it to be re-gassed. Still didn’t work. The blowers work, normal heating works, the controls all work, it just won’t get cold. I’ve even check all the fuses. I realise it going to have to go in to be looked but thought I’d raise it here in case it is a driveway job and if not, at least know what I’m

Driving today with 18 miles on electric left, after a few minutes the car changed from electric to petrol. I stopped, turned off and restarted, on electric, then after a few minutes engine changed to petrol. Message about engine came up on the display but cannot remember what it said, it went off very quickly. Any ideas why this is happening?