C10AC on the 2020 Audi S7
The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.
This code is specific to a manufacturer and is not described here. Its meaning is in the manufacturer's service information.
| A4822162064018_5 | 2022-02-04. Service bulletin. This bulletin contains a software update to address a red steering warning light with DTC C10AC07 stored. |
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| A4821142064018_4 | 2022-01-06. Service bulletin. This bulletin contains a software update to address a red steering warning light with DTC C10AC07 stored. |
| A4821122064018_3 | 2021-12-07. Service bulletin. This bulletin contains a software update to address a red steering warning light with DTC C10AC07 stored. |
| A4821102064018_2 | 2021-10-05. Service bulletin. This bulletin contains a software update to address a red steering warning light with DTC C10AC07 stored. |
| A4821072064018_1 | 2021-08-04. Service bulletin. This bulletin contains a software update to address a red steering warning light with DTC C10AC07 stored. |
5 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.