# B1538 on the 2021 Volvo XC90

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 B1538

- [10184150](https://open.wenmarpro.com/bulletins/10184150), 2020-12-14: This is a Technical Journal: DTC SRS\-B15381B High Voltage battery loop control. The resistance of the circuit can be monitored using the SRS parameter "High voltage battery power supply disconnect"