Audi A4 2017–2019 — technical service bulletin
Bulletin A8723372055257_6 · NHTSA communication 10230648 · issued Jan 17, 2023
Technical service bulletin
communication type
Visibility
component
2017–2019
model years
26
vehicle entries
Official summary
This bulletin provides directions when the customer describes a problem with the HVAC system DTCs B11AF07 and/or B109207 could be logged as sporadic or static.
Vehicles covered
- 2017 Audi A4
- 2018 Audi A4
- 2019 Audi A4
- 2018 Audi A5
- 2019 Audi A5
- 2018 Audi A5 Cabriolet
- 2019 Audi A5 Cabriolet
- 2017 Audi Allroad
- 2018 Audi Allroad
- 2019 Audi Allroad
- 2018 Audi Q5
- 2019 Audi Q5
- 2017 Audi Q7
- 2018 Audi Q7
- 2019 Audi Q7
- 2019 Audi Q8
- 2018 Audi RS 5
- 2019 Audi RS 5
- 2018 Audi S4
- 2019 Audi S4
- 2018 Audi S5
- 2019 Audi S5
- 2018 Audi S5 Cabriolet
- 2019 Audi S5 Cabriolet
- 2018 Audi SQ5
- 2019 Audi SQ5
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.