Audi A6 2007–2011 — technical service bulletin
Bulletin 01135020301922 · NHTSA communication 10228345 · issued Dec 20, 2013
Technical service bulletin
communication type
Engine and Engine Cooling
component
2007–2011
model years
19
vehicle entries
Official summary
A deformed oil seal behind the potentiometer (Figure 1) causes a linkage of the intake manifold flap adjustment to stick, which sets the DTCs.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.