Ford P0198 OBD-II Trouble Code Definition: P0198 Engine Oil Temperature Sensor Circuit High P0198 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P0198 Engine Oil Temperature Sensor High What does the code mean? OBD-ii Code P0198 definition: The Engine Oil Temperature (EOT) sensor is a thermistor device in which resistance changes with temperature. The electrical resistance of […]