Table 1 shows six common engine and engine cooling related problems of the 2001 Audi S4. The number one most common problem is related to the engine cooling system (four problems). The second most common problem is related to the radiator (two problems).
| Problem Category | Number of Problems |
|---|---|
| Engine Cooling System problems | |
| Radiator problems | |
| Coolant Leaking problems | |
| Engine And Engine Cooling problems | |
| Engine Exhaust System problems | |
| Engine Turbo-charger problems |
Coolant leaking into engine oil at undetermined location. No cause identified nor solution proposed. Coolant levels in oil high enough to lead to significantly premature engine failure. No recourse provided by Audi of America. Engine replacement only option at present. Read details...
Vehicle is experiencing radiator coolant leakage into engine oil. This is causing accelerated wear of components lubricated by the engine oil. Unless corrected, this contamination will lead to failure of the motor. Read details...
Coolant in oil. Can't trace it down, have had 5 rear main seals replaced, had the external oil filter parts replaced and still coolant is finding it's way into the motor, causing the motor to prematurely wear. Read details...