2005 Audi A4 Quattro Q&A
2005 Audi A4 Quattro Question: engine light is on
This means that you have a fault code in your computer. It needs to be scanned and interpreted. - dandd
hi my check engine light is on and am wondering if it's just taking it in and getting computer reprogramed or more serious. T...
Vacuum leaks, oxygen sensor failure, and catalytic converter efficiency faults can cause t...
Idles rough when stopped - fine when moving. Has 58000 miles and all previous services completed. - Check engine light also is on. Need oil change ?