Check a VIN

July 26, 2021 Service bulletin

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

Audi technical service bulletin A1921222046712_3 for 2012-2021 Audi A4, 2012-2021 Audi A6 and 2012-2021 Audi Q5 and others.

Bulletin number
A1921222046712_3
Component
Engine and engine cooling
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 1,190 complaints in the engine category.

Vehicles covered

VIN decoder

See the problems and recalls for an exact car

Buying a used Audi A4?

Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.

Check its history