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October 29, 2025 Service bulletin

This bulletin provides information when the fuel tank cap seal is leaking; DTC P044200, P045600 and/ or...

Audi technical service bulletin TSB_2078916_2 for 2023-2025 Audi A4, 2023-2025 Audi A6 and 2023-2025 Audi Q5 and others.

Bulletin number
TSB_2078916_2
Component
Fuel/propulsion system
Summary
This bulletin provides information when the fuel tank cap seal is leaking; DTC P044200, P045600 and/ or P00EF00 in stored in the ECM.

Owners of these vehicles have filed 28 complaints in the fuel system category.

Vehicles covered

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