# B109A on the 2025 Polestar Polestar 2

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 B109A

- [11020569](https://open.wenmarpro.com/bulletins/11020569), 2025-07-09: This is a Technical Journal: DTC CEM B109A4A Incorrect BBS. This DTC is not valid, and it does not affect the function. Erase the DTC and release the vehicle back to the customer.\&\#13; A SW solution is planned during 2025 quarter 4