u/Actual_Comb_2242

▲ 1 r/audis5

Need help with a B8.5 issue

Got extreme vacuum on the oil cap and got a rough idle but burning only half a litre every 2k miles. Also when the oil filler cap is taken off the revs jump to 2k.

Any ideas what it could be?

u/Actual_Comb_2242 — 12 days ago