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July 14, 2017 Service bulletin

This informational bulletin contains guidelines for figuring out why coolant marks are present around the...

Audi technical service bulletin A191789 2046712- for 2020 Audi A4, 2012-2020 Audi A6 and 2012-2020 Audi Q5 and others.

Bulletin number
A191789 2046712-
Component
Engine and engine cooling: cooling system
Summary
This informational bulletin contains guidelines for figuring out why coolant marks are present around the coolant expansion tank cap.

Owners of these vehicles have filed 1,019 complaints in the engine category.

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