Hi. My 98 A6 Q Audi was running fine, until I had to replace the battery. so I did. it took me few try to start the car. and the RPM was low and the car has no power plus it hold and jorks at every gear. can you help with an answer plz.
battery on 1998 Audi A6 Quattro
Some cars have to go though a relearn after replacing the battery. The computer in your car looses its memory and has to relearn it base idle. Make sure all connections are clean tight and secure the engine will relearn its idle speed after a while.