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January 12, 2021 Service bulletin

This bulletin contains instructions for a hissing noise, MIL light, and DTC P227900 stored in the ECM.

Audi technical service bulletin A0121952054795_2 for 2020-2021 Audi Q7 and 2019-2021 Audi Q8.

Bulletin number
A0121952054795_2
Component
Equipment
Summary
This bulletin contains instructions for a hissing noise, MIL light, and DTC P227900 stored in the ECM.

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