Service bulletins for the 2018 Audi A4 allroad
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.
567 on file from NHTSA, as of 2026-10-19.
About B143C on the 2018 Audi A4 allroad: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: B143C are shown. Show all
| TSB_2077631_1 | 2025-05-03. Service bulletin. ELECTRICAL SYSTEM. This TSB provides information when the message "Engine/power nt start system: fault. Please contact workshop" appears; DTC B143C29. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.