2001 Audi A4 Quattro Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2001 Audi A4 Quattro

2001 Audi A4 Quattro Problems

Check Engine Light Due to Vacuum Leaks, Oxygen Sensor, or Catalytic Converter Fault

Vacuum leaks, oxygen sensor failure, and catalytic converter efficiency faults can cause the Check Engine Light to illuminate.

Digital Display on Instrument Cluster May Fail

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.

Check Engine Light Due to Faulty Torque Converter

A problem with the torque converter can cause the Check Engine Light to illuminate.

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2001 Audi A4 Quattro Questions

why does my Audi A4 Quattro's check engine light come on and the engine sputter? (2 answers)

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

would my car still crank and run with a blown engine on a Audi A4 Quattro 1.8L? (1 answer)

Car ran hot once and I had it towed to shop I was informed it was a coolant outlet flange busted. But they could not tell me if engine is blown until this piece is repaired 1st.

How do I know if my Audi A4 Quattro is a Turbo (1 answer)

Turbo? How do I know.

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2001 Audi A4 Quattro Reviews

I have been driving my 2001 A4 Quattro Avant V6 2.8 for about 4 or 5 months. Overall I think it is a good vehicle. It is my first Audi, and I bought it used for a good price because it is older and higher mileage. So basically, I am speaking from the perspective of an aging Audi, for potential used car buyers. Body and interior have several luxury features including an excellent sound system, ...
I just bought my 2001 A4 Audi Quattro and I am content with the car but th eonly thing that is troubling me is the Heater. Only cold air seems to come out of the vents even with the car being driven and started properly. It is very cold at the moment and I am suffering my having to dress extra layers of clothes just to drive my car.
Just got this car a month ago. Car seemed to run well however there was a little squeaky noise when accelerated on first and second gears. It stopped as i drove it more. Check engine light come on and off. Now the oil light cam up, added oil and its still on. Havent driven it (this just happened this weekend). As i tried to drive it to get it checked it started a rattly noise coming from undern...

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