2009 Audi A4 ENGINE,FUEL/PROPULSION SYSTEM
Owner-reported problems and safety issues filed with NHTSA. Review common failures, severity levels, and complaint trends over time.
Complaint Timeline
Chronological view of owner reports
VEHICLE WAS IN MOTION ON A SUBURBAN ROAD, DRIVING FORWARD, WHEN IT DEVELOPED FORWARD/BUCKING MOTION BEFORE STALLING/STOPPING IN TRAFFIC. UPON DEALER INSPECTION, THE VEHICLE'S HIGH PRESSURE FUEL PUMP WAS FOUND TO HAVE FAILED, WHICH DIRECTLY CAUSED A FAILURE OF THE ENGINE CAM SHAFT, RESULTING IN A COSTLY REPAIR TO CORRECT.
THE HIGH-PRESSURE FUEL PUMP FAILED, WHICH CAUSED THE VEHICLE TO BUCK SUDDENLY AND STALL WHILE DRIVING IN TRAFFIC.
TWO FAULTY MIS FIRES CAUSED CAR TO MISFIRE AND RUN ROUGH AND JOLT. CAR WAS TOWED TO THE CLOSEST AUDI DEALERSHIP FOR REPAIRS. SUBSEQUENTLY, WITHIN THE NEXT 9 MONTHS, THE CARE AGAIN EXHIBITED CLOSE TO THE SAME SYMPTOMS AND THE CAR WAS AGAIN TOWED TO THE CLOSEST AUDI DEALERSHIP. THIS TIME, THE INTAKE MANIFOLD WAS CRACKED AND WAS REPLACED. WITH A SERVICE BULLETIN OUT ON THIS VEHICLE ON THESE EXACT ISSUES, I WAS STILL CHARGED A $250 DEDUCTIBLE PER INCIDENT ($500 TOTAL) ON MY EXTENDED WARRANTY TO REPLACE BOTH THE INJECTORS AND THE INTAKE MANIFOLD. ACCORDING TO THE SERVICE BULLETIN, I SHOULD NOT HAVE BEEN CHARGED.
RECENTLY DONE OIL CHANGE WITH SYNTHETIC OIL (AUDI RECOMMENDED) WHICH SHOULD LAST FOR 10,000 MILES BEFORE ANOTHER OIL CHANGE IS NEEDED. UNFORTUNATELY AFTER A MONTH AND HALF OF DRIVING OIL LEVELS ARE SHOWING HALF OF THE OIL GONE. ENGINE IS MAKING NOISE AND LOT OF CO2 BEING CLOGGED UP. RUNNING HEAVY CAUSES TO USE LOT OF FUEL. FEELS AS IF ENGINE MAY GET TOO HOT AFTER EATING UP EXCESS AMOUNT OF OIL. *TR
Trend Over Time
Complaints by year
Other Issues
Common problems reported
Quick Summary
The 2009 Audi A4 has 4 ENGINE,FUEL/PROPULSION SYSTEM complaints on file. Review the timeline above for detailed owner experiences.