# U2109 on the 2021 Volvo V90CC

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.

## Bulletins for this model year that name U2109

- [10231935](https://open.wenmarpro.com/bulletins/10231935), 2023-02-21: ?eCall Service Required? message, Back\-up battery DTC TCAM\-U210993