Table 1 shows nine common engine and engine cooling related problems of the 2003 Audi A4. The number one most common problem is related to the engine and engine cooling (eight problems). The second most common problem is related to the check engine light on (two problems).
Crank case ventilation hose breaks and engine runs poorly part#06c103235b Read details...
I have had numerous problems with my A4. First, my headlight shorted out and cost over $600 because it fried all the electrical wires and I had to get a new headlamp setting and wires. Even after replacing the computer has a lightbulb signal light that it is not sending the correct ampage. Read details...
Cooling started to leak into a sparkplug, no overheating occurred and car was taking to dealer, to find out the engine was cracked. Read details...