# P0128 on the 2020 Hyundai Elantra

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 P0128

- [10178170](https://open.wenmarpro.com/bulletins/10178170), 2020-08-07: This bulletin provides information related to an ECM \(Engine Control Module\) software update for DTC P0128: Coolant Thermostat \(Coolant Temp below Thermostat Regulating Temperature\) logic revision. There are no drivability symptoms associated with DTC P0128.