P0117 P0117 code definition Engine Coolant Temperature (ECT) sensor circuit low output problem What the P0117 code means P0117 is the OBD-II generic code that indicates the engine control module (ECM) has seen the ECT sensor output go less than...
You will have to scan the computer when the engine is cold and look at the data to compare the ECT and the IAT. This is the inlet air temperature sensor and the engine coolant temperature sensor (https://www.yourmechanic.com/services/coolant-temperature-switch-sensor-replacement). Both sensors...
