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RecallGazette

Vehicle problems, recalls & safety intelligence

Audi A4 2019–2025technical service bulletin

Bulletin AVIN4APIN20251001 · NHTSA communication 11025251 · issued Oct 1, 2025

Technical service bulletin
communication type
Unknown OR Other
component
2019–2025
model years
60
vehicle entries

Official summary

Summary of all Vin-4-Pin topics: Brake pulsation MIB3 takes a long time to load at startup Difficult to fuel, EVAP canister part block P001700 crank-cam correlation MIL on: DTC U041800 drive motor coolant and gear oil contamination PPE/PPC time off by 1 hour

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.