Audi A6 2012–2017 — technical service bulletin
Bulletin A191785 2047114- · NHTSA communication 10128286 · issued Apr 4, 2017
Technical service bulletin
communication type
Engine and Engine Cooling
component
2012–2017
model years
19
vehicle entries
Official summary
This bulletin contains repair information for a malfunctioning V50 coolant recirculation pump that prevents the passenger side from heating properly with DTC B10D004 or B11D501.
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.