B18BD on the 2021 Audi RS 5
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.
| A9124412060197_5 | 2024-09-06. Service bulletin. This bulletin provides information when there is an SOS emergency call malfunction; DTC B18BD11 or B18BD13 stored in the telematics control module |
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| A9124412060197_5 | 2024-09-06. Service bulletin. This bulletin provides information when there is an SOS emergency call malfunction; DTC B18BD11 or B18BD13 stored in the telematics control module |
| A9123182060197_4 | 2023-09-01. Service bulletin. This bulletin provides information for when there is an SOS emergency call malfunction; DTC B19BD11 or B18BD13 is stored in the telematics control module. |
| A9123882060197_3 | 2023-05-05. Service bulletin. This bulletin provides information in instances when the message "Emergency call function: malfunction! Function restricted. Please contact service" is displayed in the instrument cluster. DTCs B18BD11 or B18BD13 may be stored in the telematics control module. |
4 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.