Service bulletins for the 2025 Audi S5
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
596 on file from NHTSA, as of 2026-10-19.
About P1A7B on the 2025 Audi S5: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P1A7B are shown. Show all
| TSB_2082283_1 | 2026-07-07. Service bulletin. ENGINE. This Pending Service Solution (PSS) requests that technicians create a record in the PSS databse in instances where DTC P1A7B00 is stored and the check engine light is illuminated. |
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| TSB_2081427_3 | 2026-05-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informaiton when there is an error in Thermal management 00C5: MIL on, P1A7B00 Control module 1 for radiator fan, incorrect component installed. |
| TSB_2081427_1 | 2026-04-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informaiton when there is an error in Thermal management 00C5: MIL on, P1A7B00 Control module 1 for radiator fan, incorrect component installed. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.