One problem related to tank mounting has been reported for the 2004 Audi A6. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Audi A6 based on all problems reported for the 2004 A6.
The contact owns a 2004 Audi A6. The contact stated that when refueling the vehicle over the three quarter capacity level, a substantial amount of fuel would leak underneath the vehicle near the exhaust pipe. The vehicle was taken to an authorized dealer for diagnostic testing and stated that the fuel tank rollover valve was leaking. The vehicle was not repaired. The contact expressed significant concern of the safety risk involved. The failure mileage was 90,000. The VIN was unavailable.
| Fuel Pump problems | |
| Tank Assembly problems | |
| Tank Mounting problems |