# P0300 on the 2007 Hyundai Accent

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 P0300

- [10028226](https://open.wenmarpro.com/bulletins/10028226), 2009-03-18: HYUNDAI: TO UPDATE THE ENGINE SOFTWARE TO ADDRESS VEHICLES WHICH MAY EXPERIENCE ROUGH IDLING DURING THE INITIAL COLD START UP PERIOD AND ILLUMINATE THE MALFUNCTION INDICATOR LAMP \(MIL\) WITH DTC P0300. \*PE
- [10021502](https://open.wenmarpro.com/bulletins/10021502), 2007-05-10: ECM UPDATE \- ROUGH IDLING DURING INITIAL COLD START \- UP PERIOD AND MAY SET DTC P0300. \*KB