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May 19, 2023 Service bulletin

This bulletin advises that a small amount of coolant loss is normal

Audi technical service bulletin A4023562058460_4 for 2019-2024 Audi A8, 2020-2024 Audi S8 and 2020-2021 Audi A8 L E.

Bulletin number
A4023562058460_4
Component
Engine and engine cooling: cooling system
Summary
This bulletin advises that a small amount of coolant loss is normal. Otherwise, clean and visually inspect the coolant system in the presence of a small leak to verify if a repair is needed, and then to repair a component if it is verified to have been leaking actively.

Owners of these vehicles have filed 7 complaints in the engine category.

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