Ford P0197 OBD-II Trouble Code Definition: P0197 Engine Oil Temperature Sensor Low P0197 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P0197 Engine Oil Temperature Sensor Low What does the code mean? OBD-ii Code P0197 definition: The Engine Oil Temperature (EOT) sensor is a thermistor device in which resistance changes with temperature. The electrical resistance of a […]