# P0603 on the 2017 Infiniti Q70

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.

Nobody has written a description of this code yet.

## Bulletins for this model year that name P0603

- [10191925](https://open.wenmarpro.com/bulletins/10191925), 2021-05-07: MIL ON WITH P0603 STORED FOR ECM BACK UP CIRCUIT This bulletin has been amended. See AMENDMENT HISTORY on page 3. Please discard previous versions of this bulletin.