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January 13, 2026 Service bulletin

This bulletin advises that the cell module label must be documented when replacing the HV modules.

Audi technical service bulletin TSB_2067544_6 for 2019, 2021-2023 Audi E-Tron, 2020-2025 Audi Q5 E and 2022-2026 Audi Q4 E-Tron and others.

Bulletin number
TSB_2067544_6
Component
Electrical system
Summary
This bulletin advises that the cell module label must be documented when replacing the HV modules.

Owners of these vehicles have filed 205 complaints in the electrical category.

Vehicles covered

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