Audi A4 owners have reported 529 engine and engine cooling related problems since 1996. Table 1 shows the 35 most common engine and engine cooling problems. The number one most common problem is related to the vehicle's engine and engine cooling (180 problems). The second most common problem is related to the vehicle's engine burning oil (72 problems). For details of each of the problem category, use the links in the table.
The turbocharger wastegate actuator failed suddenly at highway speeds, causing loss of engine power and making it extremely difficult to maintain highway speeds. The warnings that suddenly appeared caused the cruise control to cease working as well. Read details...
Owned 1 year and just over 120ish miles timing chain jumped required head rebuild and the timing replacement. Soon as those were completed and car back on the road, oil consumption every 150miles with carbon buildup regularly on the rear bumper. Read details...
Noticed air bag lights on didnt think quick , also I notuced electrical issue here & there. Engine runs & sounds louder when using a/c. When you go to shut off vehicle theres a loud thump thump noise at the end fir about 3 mins or so , problems starting the engine , back windshield wiper Read details...
Purchased vehicle 8/15/19 at select motors inc, smyrna TN. Clean car fax report. Ongoing oil consumption issues. Intake camshaft locked up following oil consumption test at Audi of nashville. Not driveable now. Read details...
August 12, 2017 car was parked in a target parking lot. Went to start and car lights and radio came on but engine wouldn't turn over. Also check engine light became illuminated. Next day car was towed to quad cities Audi to service dept. Read details...