One problem related to engine and engine cooling has been reported for the 2001 Audi Quattro. The most recently reported issues are listed below.
Just about every major component on this vehicle has failed at least 4 times. Audi refuses to buy back.
| Catalytic Convertor problems | |
| Manifold/header/muffler/tail Pipe problems | |
| Engine Head Gasket Leaking problems | |
| Engine Cooling System problems | |
| Engine And Engine Cooling problems |