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March 25, 2021 Service bulletin

This bulletin states that this is a normal condition and to not perform any repairs.

Audi technical service bulletin A5521532062669_1 for 2017-2022 Audi A4, 2019-2022 Audi A6 and 2017-2020 Audi A3 and others.

Bulletin number
A5521532062669_1
Component
Engine and engine cooling
Summary
This bulletin states that this is a normal condition and to not perform any repairs.

Owners of these vehicles have filed 124 complaints in the engine category.

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