could be alot of things but you could check oil level. it the car has high millage could be the piston rings are worn and oil is getting by. one thing to try if the car is older put in heavier weight oil..........Good Luck
Fuel flter, air filter, spark plugs.
What oil does an Audi A4
How do I change the oil filter on an Audi A4 Diesel 2007
well according to my calculations and Audi a4 has a tricky spark plug mechanism so you would have to squid face it
not excessively
yes.
Yes
The price of an oil change for an Audi A4 may vary depending on the price for the new oil and how much would the service shop charge you for the oil change, but it should be $60 to $100.
5w30- check owner's manual. I run synthetic in my A4 2.8.
5.8 qts with an oil filter
An Audi A4 1997 R reg will use 5 W 30 oil. This oil can be purchased at any auto parts store such as NAPA.
Need to change oil and filter on an AUDI 2012 1.8T, how many quarts of oil do I need