Audi TSB #ESA-23-L-2
2011 Audi Q7
Affected Component: ELECTRICAL SYSTEM:SOFTWARE
- Summary
- AUDI: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE DIFFERENTIAL PRESSURE SENSOR MAY HAVE CORROSION FORMING, IN SOME VEHICLES, WHICH CAUSES A MALFUNCTION INDICATOR LIGHT (MIL) TO COME ON AND WILL NOT PASS EMISSION INSPECTION OR A POSSIBLE PROBLEM WITH ENGINE CONTROL MODULE (ECM) SOFTWARE. MODEL 2009-2012 Q7. *PE