A problem with the torque converter can cause the Check Engine Light to illuminate.
Resources for the Repair and Maintenance of your 2009 Audi A4 Quattro
2009 Audi A4 Quattro
2009 Audi A4 Quattro Problems
Our technicians recommend having the constant velocity (CV) boots and CV joints inspected at each service. Servicing torn CV boots early can prevent the need to replace the CV half shaft or CV joint.
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.
Premature wear in various multi-link suspension components can cause noises that are difficult to diagnose. Worn suspension parts can also cause uneven tire wear and create steering alignment problems.
2009 Audi A4 Quattro Questions and Answers
How do you change the oil filter on this vehicle? Where is it located on the engine? It is a turbo if that makes a difference.
front passanger auto adjusting headrest needs to be removed on my 2009 A4 Quatro. How does the headrest release for removal
Where is the oil dip stick located in engine compartment? I looked at the manual & it is not where it shows it to be.
The 2nd day I owned the car, the epc warning flashed along with the engine speed limitation. The next day it was the battery in remote control key. The warnings are coming on during regular drivi...
I have a strange circular clip retaining the base metal of the existing lamp bulb. Not like all the other spring clamps of past. How do I get the thing off and on so I can change out headlamp bulbs?
2009 Audi A4 Quattro Reviews
I have had this car for two years and I love it. The handling on the rain its great with the factory tires but the suspension adjusts very well to weather conditions. I have top it @ 130mph and the car asks for more. I would recomend it to anyone.