2001 Audi A4 Quattro Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2001 Audi A4 Quattro
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2001 Audi A4 Quattro ProblemsCheck Engine Light Due to Vacuum Leaks, Oxygen Sensor, or Catalytic Converter Fault
The digital display portion of the instrument cluster may fail. Our technicians tell us the entire instrument cluster will need to be replaced to correct this concern.
Erratic turn signal operation can be a result of a failing turn signal flasher relay which will require replacement.
2001 Audi A4 Quattro Questionswhat makes anti freeze leak from under the driver side inside the car. (1 answer)
anti freeze leaked on the driver side from under the dash board.
It has a cracked coolant reservoir tank that I tried patching up my self with no success and can't find where it leaks coolant from