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April 30, 2026 Service bulletin

This bulletin provides information when there is an electrical system warning; DTC U046900 stored in the ECM.

Audi technical service bulletin TSB_2058831_18 for 2019-2025 Audi A6, 2020-2026 Audi Q7 and 2019-2026 Audi A8 and others.

Bulletin number
TSB_2058831_18
Component
Electrical system
Summary
This bulletin provides information when there is an electrical system warning; DTC U046900 stored in the ECM.

Owners of these vehicles have filed 316 complaints in the electrical category.

Vehicles covered

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