# P1389 on the 2026 Volvo XC60

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 P1389

- [11021920](https://open.wenmarpro.com/bulletins/11021920), 2025-08-18: This is a Technical Journal: Check Engine Light and DTC ECM\-P138916. Do not replace the electric supercharger.\&\#13; This DTC is sent from the ECCM to the ECM, indicating low 48V system voltage