Service bulletins for the 2019 Audi S4
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.
836 on file from NHTSA, as of 2026-10-19.
About C110D on the 2019 Audi S4: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: C110D are shown. Show all
| A4823492061904_5 | 2023-07-10. Service bulletin. STEERING. This bulletin provides information for when the yellow steering malfunction light is on in the cluster and DTC C110DF0 is stored in the active steering module. |
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| A4822302061904_4 | 2022-05-05. Service bulletin. STEERING. This bulletin contains repair instruction for when DTC C110DF0 is stored and the yellow steering lamp is on. |
| A4821022061904_3 | 2021-07-02. Service bulletin. STEERING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. This bulletin contains repair instruction for when DTC C110DF0 is stored and the yellow steering lamp is on. |
| A4821002061904_2 | 2021-06-03. Service bulletin. STEERING:STEERING CONTROL MODULE. This bulletin contains repair instruction for when DTC C110DF0 is stored and the yellow steering lamp is on. |
| A4821922061904_1 | 2021-02-04. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This bulletin contains repair instruction for when DTC C110DF0 is stored and the yellow steering lamp is on. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.