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February 6, 2026 Service bulletin

This bulletin provides a osftware update for vehicles with MIB3, NAR Version ST37+LSR).

Audi technical service bulletin TSB_2079133_4 for 2020-2023 Audi A4, 2021-2023 Audi A6 and 2021-2023 Audi Q5 and others.

Bulletin number
TSB_2079133_4
Component
Electrical system
Summary
This bulletin provides a osftware update for vehicles with MIB3, NAR Version ST37+LSR).

Owners of these vehicles have filed 450 complaints in the electrical category.

Vehicles covered

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