C12D5 on the 2020 Audi A8
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.
| A9024702072620_1 | 2024-02-06. Service bulletin. This bulletin provides information when the Audi presesnse malfunctions or the driver assist systems are inoperable and DTC C12D5FA is stored. |
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| A9022552060332_6 | 2022-04-05. Service bulletin. This bulletin contains instructions for creating a PSS record when DTC C12D5FA is stored and the driver assist systems are inoperable and a warning message is displayed. |
| A9022342060332_5 | 2022-02-04. Service bulletin. This bulletin contains instructions for creating a PSS record when DTC C12D5FA is stored and the driver assist systems are inoperable and a warning message is displayed. |
| A9021212060332_4 | 2021-12-07. Service bulletin. This bulletin contains instructions for creating a PSS record when DTC C12D5FA is stored and the driver assist systems are inoperable and a warning message is displayed. |
| A9021902060332_3 | 2021-03-04. Service bulletin. This bulletin contains instructions for creating a PSS record when DTC C12D5FA is stored and the driver assist systems aer inoperable and a warning message is displayed. |
| A9020752060332_2 | 2020-11-05. Service bulletin. This bulletin contains instructions for creating a PSS record when DTC C12D5FA is stored and the driver assist systems are inoperable and a warning message is displayed. |
| A9020642060332_1 | 2020-09-03. Service bulletin. This bulletin contains instructions for creating a PSS record when DTC C12D5FA is stored and the driver assist systems aer inoperable and a warning message is displayed. |
| A9119132054197_3 | 2019-12-07. Service bulletin. This bulletin contains repair instructions for when the driver assist systems temporarily stop working with DTC C12D5FA. |
| A9019232054197_2 | 2019-09-09. Service bulletin. This bulletin contains repair instructions for when the driver assist systems temporarily stop working with DTC C12D5FA. |
9 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.