Audi A4 Quattro Repair and Maintenance

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

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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Audi A4 Quattro Questions

Check Engine Light came on and diagnostics says code P0089. What is the problem? (1 answer)

I have a 3.2 L V6 engine. The diagnostics mentions Fuel Pressure regulator 1 performance. I was on an on ramp getting onto the high way. I shifted up from 5th to 6th gear and then the CEL came on. The car accelerates great and has the power when I want. I don't feel any hesitation. Gas mileag...

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

Is there a shut off that would prevent gas from getting to the fuel rail? (1 answer)

Bought a car that had been run over a parking concrete barrier. It sheared the lower oil pan and broke the upper one. I replaced all of the parts that were broken and the fuel pump relay, the fuel pump and the original fuel filter (137K long overdue) The car will run if supplied fuel into the int...

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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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