Service bulletins for the 2019 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.
503 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| A91166220441303 | 2017-02-21. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS BULLETIN EXPLAINS TO THE READER THAT A SOLUTION IS BEING DEVELOPED FOR AN ISSUE WITH THE MMI SCREEN GOING BLANK WHEN AN IPHONE IS CONNECTED, AND THAT THE VEHICLE VIN SHOULD BE SUBMITTED FOR NOTIFICATION WHEN THE SOLUTION IS READY. |
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| A91166320440242 | 2017-02-16. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. THIS TECHNICAL SERVICE BULLETIN EXPLAINS HOW TO TROUBLESHOOT A VARIETY OF ISSUES WITH THE AUDI SMARTPHONE INTERFACE. |
| A91166220441303 | 2017-02-16. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. THIS BULLETIN EXPLAINS TO THE READER THAT A SOLUTION IS BEING DEVELOPED FOR AN ISSUE WITH THE MMI SCREEN GOING BLANK WHEN AN IPHONE IS CONNECTED, AND THAT THE VEHICLE VIN SHOULD BE SUBMITTED FOR NOTIFICATION WHEN THE SOLUTION IS READY. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.