Service bulletins for the 2020 Audi A4
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.
1073 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Instrument cluster are shown. Show all
| A9020772048926_9 | 2020-11-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin contains repair instructions for DTC B200FF1 and B200FF2. |
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| A1720062028440_5 | 2020-08-06. Service bulletin. ELECTRICAL SYSTEM:INSTRUMENT PANEL:FUEL GAUGE:FUEL LEVEL FLOAT/SENSOR/SENDING UNIT. This informational bulletin explains when the range display is empty in the on-board computer. |
| A9119792055945_1 | 2019-09-09. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin contains repair instructions for when the warning message 'Emergency call function deactivated' is seen in the instrument cluster. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.