# B2242 on the 2018 Subaru Legacy

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 B2242

- [10166887](https://open.wenmarpro.com/bulletins/10166887), 2019-10-31: This Service Information bulletin provides a procedure to use when diagnosing the infotainment system, a DTC B2242\- “UART COMMUNICATION” is stored in memory. UART communication occurs between the infotainment head unit \(H/U\) and the Auto HVAC system control panel.