Table 1 shows four common gasoline fuel system related problems of the 2002 Audi A6. The number one most common problem is related to the tank assembly (five problems). The second most common problem is related to the fuel hoses lines/piping and fittings (two problems).
| Problem Category | Number of Problems |
|---|---|
| Tank Assembly problems | |
| Fuel Hoses Lines/piping And Fittings problems | |
| Gasoline Fuel System problems | |
| Fuel Pump problems |
The contact owns a 2002 Audi A6. The contact stated the check engine light remained illuminated. The vehicle was taken to the local mechanic who performed a diagnostic, which located the failure at the fuel tank. The fuel tank was leaking fuel. Read details...
There is a known issue with the aging of plastic material on Audi A6 models yrs 2001-2005. The aging of the plastic material in the fuel tank rollover valve combined with bending stress from the aluminum ventilation line to the rollover valve nipple may lead to cracking of the nipple. Read details...
My check engine light is marking misfire but I have gotten a complete tune-up, changed all 6 coils on the engine changed all the spark plugs, I've done everything possible and changed everything I can that has to do with the engine all brand new and nothing has worked and its still saying misfire. . Read details...