Ford P0125 OBD-II Trouble Code Definition: P0125 Engine Coolant Temperature Sensor P0125 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control What does the code mean? OBD-ii Code P0125 definition: This means that the engine coolant temperature (ECT) sensor indicates that the engine has not reached the required temperature […]