There are 13 owner-reported fuel system complaints for the 2001 Audi A6in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
My Audi A6 is experiencing symptoms of a documented and open recall at Audi, and Audi USA and the dealer are refusing to even evaluate the vehicle for recall status. The recall is a rollover valve nipple, with age and stress cracking can develop on the plastic fuel tank, causing a leak to occur. My car is experiencing just such a symptom, and has been confirmed by two independent mechanics.
A FUEL LEAK IN THE PRESENCE IN THE VEHICLE, STRONG SMELL CABIN AFTER FILLING GAS TANK TO FULL. IT IS A SAFTEY WARNING BECAUSE ANY IGNITION OR LIGHTING CAN IGNITE A FLAME.
GAS LEAKING ON THE FLOOR OF GARAGE FROM ROLL-OVER NIPPLE. THE DEALER REFUSED TO APPLY RECALL (NOT COVERED VIN) FOR THIS ISSUE. THE VEHICLE WAS REPAIRED WITH AUDI PARTS AS LISTED IN DOT RECALL DOCUMENTS. THE REPAIR FAILED IN APRIL 2015. THE 3M MATERIAL USED IN THE REPAIR HAD DETERIORATED. *TR
WHEN FILLING CAR WITH GAS THE GAS LEAKS OUT BY FILLER TUBE AT LEAST A GALLON OR MORE. HAVE TRIED TWO DIFFERENT GARAGES TO FIX PROBLEM BUT STILL LEAKS. I DON'T WANT TO HAVE AN EXPLOSION CAUSED FROM THIS PROBLEM, OR GAS LEAKED OUT MY DRIVEWAY OR ROADS. THANKS FOR YOUR HELP. I BOUGHT THIS CAR ON THE REPUTATION OF AUDI AND VW. *TR
CHECK ENGINE LIGHTS FOR EVAPORATIVE SYSTEM LEAK. FIRST SMALL LEAK CODES EVERY WEEK OR SO, THEN "GROSS LEAK" CODE. INFORMED BY DEALER THAT THERE IS A LEAK ON THE TOP OF THE PLASTIC GAS TANK AND THERE HAS BEEN SOME SPILLAGE. RISK OF FIRE. DEALER INFORMS $2800 TO REPLACE GAS TANK. *TR
MY VEHICLE QUALIFIES FOR A FEW RECALLS BUT IS NOT LISTED AS ONE OF THE RECALLED CARS. I SUFFER SOME THE EXACT ISSUES THE FACTORY RECALLED BUT MY CAR IS NOT A RECALLED CAR. ITS REALLY INCONVENIENT TO DRIVE AROUND WITH THESE ISSUES BECAUSE I AM WORRIED I COULD GET STRANDED SOMEWHERE. *TR
TL*THE CONTACT OWNS A 2001 AUDI A6. WHENEVER THE CONTACT DISPENSED GASOLINE INTO THE FUEL TANK, HE SMELLED A STRONG ODOR OF FUEL INSIDE AND OUTSIDE OF THE VEHICLE. HE ALSO OBSERVED A LARGE AMOUNT OF FUEL LEAKING ONTO THE GROUND. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER FOR INSPECTION AND THEY STATED THAT THE FAILURE WAS RELATED TO THE FUEL TANK NIPPLE. THE VIN WAS EXCLUDED FROM NHTSA CAMPAIGN ID NUMBER 08V157000 (FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY). THE VEHICLE HAS NOT BEEN REPAIRED. THE FAILURE MILEAGE WAS 138,000 AND CURRENT MILEAGE WAS 140,000.
THE VEHICLE STARTED LEAKING GAS AFTER FILLING UP AT GAS STATION. GASOLINE ODOR ALSO INSIDE PASSENGER COMPARTMENT. NO PREVIOUS INDICATIONS, NO ACCIDENTS, NO DAMAGE TO CAR. *TR
TL* THE CONTACT OWNS A 2001 AUDI A6. THE CONTACT STATED THAT HE NOTICED A FUEL LEAK NEAR THE FUEL TANK FROM UNDER THE VEHICLE. THE DEALER WAS CONTACTED AND THEY ADVISED HIM THAT THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN ID NUMBER 08V157000 (FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY). THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE THEY ADVISED HIM THAT HE NEEDED TO HAVE THE NIPPLE ON TOP OF THE TANK REPLACED. THE MANUFACTURER WAS CONTACTED AND THEY OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS APPROXIMATELY 85,000. THE VIN WAS UNAVAILABLE.
TL* THE CONTACT OWNS A 2001 AUDI A6 AVANT. THE CONTACT STATED THAT THE VEHICLE WAS PARKED WHEN HE SMELLED A STRONG ODOR OF GASOLINE. THE FAILURE PROGRESSED OVER TIME AND THE CONTACT FOUND A FUEL LEAK. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE THE CONTACT WAS INFORMED THAT FUEL WAS LEAKING FROM THE TOP OF THE FUEL TANK. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE, BUT OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS 35,000. UPDATED 02/01/12 *BF UPDATED 02/07/12*BF THE CONSUMER STATED AUDI AGREED TO PAY THE COST OF REPLACING THE FUEL TANK. UPDATED 02/22/12
TL*THE CONTACT OWNS A 2001 AUDI 6. THE CONTACT DISCOVERED A LARGE PUDDLE OF GASOLINE UNDERNEATH THE VEHICLE. THE VEHICLE WAS TAKEN TO THE REPAIR SHOP AND THE MECHANIC STATED THAT THE CHECK VALVE FOR THE FUEL TANK WAS BENT AND CRACKED. THE FUEL TANK WAS REPLACED. THE CURRENT AND FAILURE MILEAGES WERE 70,000. UPDATED 10/11/07. *JB
CONSUMER COULD BE DRIVING AND TANK WILL SHOW THAT IT IS FULL. BUT, IN REALITY, IT IS EMPTY. DEALER HAD REPAIRED FUEL GAUGE FOUR TIMES, AND CULD NOT DETERMINE WHAT IS CAUSING PROBLEM.*AK
CONSUMER RECEIVED RECALL #LH, HOWEVER WAS INFORMED THAT AN APPOINTMENT COULD NOT BE MADE UNTIL PARTS CAME, WHEN CONSUMER ATTEMPTED TO MAKE AN APPOINTMENT WHEN PARTS BECAME AVAILABLE, DELAER STATED NO APPOINTMETS WERE AVAILABLE AT THAT TIME, CONSUMER STILL HAS NOT HEARD FROM DEALER WHICH HAS ALREADY BEEN TWO WEEKS AND VEHICLE HAS NOT BEEN REPAIRED.*YD
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026