2009 Audi A6 Quattro Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2009 Audi A6 Quattro

2009 Audi A6 Quattro Problems

Check Engine Light Due to Faulty Torque Converter

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

Oil Leak From Transmission Output Shaft Seal

A fluid leak may develop from the propeller shaft seal on the rear of the transmission. Our technicians tell us that replacing the seal will commonly correct this concern.

Overheating Due to Failing Thermostat

The thermostat may erratically stick open or closed. The can result in illumination of the Check Engine Light and/or engine overheating.

See More Problems (5)

2009 Audi A6 Quattro Questions

I've been having issues with my transmission. Under hard acceleration or (1 answer)

Instances where the transmission has to change years often, I get a warning on the dash saying my transmission has malfunctioned and has limited functionality but the vehicle is safe to drive. Most times the RPM's race up to about 4500-5000 and it feels like the top 2 fears are locked out.

See More Questions (1)