Other Fuel System Problems of Audi A4

Audi A4 owners have reported 101 other fuel system related problems since 1996. Table 1 shows the 7 most common other fuel system problems. The number one most common problem is related to the vehicle's other fuel system (53 problems). The second most common problem is related to the vehicle's other fuel system pump (38 problems). For details of each of the problem category, use the links in the table.


Recently reported Other Fuel System problems of Audi A4

The Other Fuel System problem

Spark plug for damaged due to oil seeping into it. This could lead to overheating of engine or cylinders getting damaged potentially leading to vehicle malfunction when I drive. Audi inspected the part and recommended to reseal the top of the engine.   Read details...

The Other Fuel System Pump problem

Audi issued a technical service bulletin that I found on your website. This bulletin was regarding the exact parts the dealer (Audi) identified as being affected on my car (high pressure fuel pump, cam follower, and corresponding intake camshaft cam lobe).   Read details...

The Other Fuel System Tank Assembly problem

Engine malfunction prevented the vehicle to engage and a significant lag. Correction of the failure has been attempted twice and a third attempt to correct malfunction is currently in progress with no movement as of yet. Gas tank has been drained and refilled and did not correct issue.   Read details...

The Other Fuel System Tank Mounting problem

I had just put $35 in gassed the car still said I needed gas and that I had zero miles left of gas I made a trip that was about 45 miles in distance. My car was then parked and turned off for about 3 to 4 hours then it had trouble starting at first but turned on and I proceeded onto the freeway   Read details...

The Other Fuel System Fuel Gauge problem

Fuel sending unit malfunction on 2000 Audi A4. Affects sedan and avant models. Results in fuel gauge reading approximately 1/4 tank lower than actual fuel level. Note: a6 model has been recalled for this issue, and over 50 A4 owners have informed me (via web) that they experience this problem, but   Read details...




Safety Ratings of A4 Cars
Fuel Economy of A4 Vehicles
A4 Service Bulletins
A4 Safety Recalls
A4 Defect Investigations