# P0128 on the 2017 Hyundai Tucson

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

- [10119107](https://open.wenmarpro.com/bulletins/10119107), 2017-10-15: This bulletin provides the procedure to update both the ECM \(Engine Control Module\) and the TCM \(Transmission Control Module\) on some 2016 and 2017 Hyundai Tucsons equipped with a 7\-speed EcoShift® Dual Clutch Transmission \(DCT\). The update will address: ? A slight hesitation at low speeds that can be experienced in certain driving conditions. This update improves the low speed engine and transmission response. ? Malfunction indicator light illuminated with DTC P0128 \- Coolant Thermostat \- Coolant Temp Below Thermostat Regulating Temperature.
- [10110927](https://open.wenmarpro.com/bulletins/10110927), 2017-08-10: This bulletin provides the procedure to update both the ECM \(Engine Control Module\) and the TCM \(Transmission Control Module\) on some 2016 and 2017 Hyundai Tucsons equipped with a 7\-speed EcoShift® Dual Clutch Transmission \(DCT\). The update will address: ? A slight hesitation at low speeds that can be experienced in certain driving conditions. This update improves the low speed engine and transmission response. ? Malfunction indicator light illuminated with DTC P0128 \- Coolant Thermostat \- Coolant Temp Below Thermostat Regulating Temperature.