One problem related to diesel engine has been reported for the 1997 Audi A4. The most recently reported issues are listed below.
1997 Audi A4 quattro lease with engine problems customer states that Audi corporation is fully aware of the problems with slog and did not send him a letter* the consumer stated the oil pump failed which caused oil starvation to the engine, which now sounds like a diesel engine. The consumer mechanics informed the consumer that the manufacturer was fully aware of an oil sludge problem from the use of inferior engine oil or from infrequent oil changes, can clog the oil pump. The consumer stated he never received a letter regarding an oil sludge problem.
| Engine Belts And Pulleys problems | |
| Gasoline Engine problems | |
| Engine problems | |
| Diesel Engine problems |