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P0128 on the 2024 Jeep Compass

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
07-006-24 REV. B2024-10-01. Service bulletin. "Thermostat Stuck Open Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0128-00 - Termostato Elétrico - Racionalidade. Customers may also comment on one or more of the following: ● The vehicle does not have heat inside the cabin. ● The engine is running cold This bulletin involves replacing the thermostat."
07-006-24 REV. A2024-08-19. Service bulletin. "Thermostat Stuck Open Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0128-00 - Termostato Elétrico - Racionalidade. Customers may also comment on one or more of the following: ● The vehicle does not have heat inside the cabin. ● The engine is running cold This bulletin involves replacing the thermostat."
07-006-242024-08-13. Service bulletin. "Thermostat Stuck Open Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0128-00 - Termostato Elétrico - Racionalidade. Customers may also comment on one or more of the following: ● The vehicle does not have heat inside the cabin. ● The engine is running cold. This bulletin involves replacing the thermostat."

3 on file from NHTSA, as of 2026-10-19. See them in the bulletin list. A bulletin lists model years: read the document for which vehicles it concerns.