Audi A6 2018–2020 — technical service bulletin

Bulletin A9424802055123_5 · NHTSA communication 10254069 · issued Apr 26, 2024

Technical service bulletin

communication type

Electrical System

component

2018–2020

model years

vehicle entries

Official summary

This bulletin provides information when the rear lighting warning is displayed in the instrument cluster; various DTCs are stored in the comfort system control module.

Vehicles covered

2019 Audi A6
2020 Audi A6
2020 Audi A6 Allroad
2019 Audi A7
2020 Audi A7
2019 Audi A8
2020 Audi A8
2020 Audi A8 L E
2018 Audi Q5
2019 Audi Q5
2020 Audi Q5
2020 Audi Q5 E
2020 Audi S6
2020 Audi S7
2020 Audi S8
2018 Audi SQ5
2019 Audi SQ5
2020 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.