p0117 | Ford Explorer Forums - Serious Explorations

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    Reverse causing false 338 Degree Temp Reading !! Fake P0117 & P1700

    Driving me crazy !!!!! .. I have a 1998 5.0 Limited, AWD, 81K miles. I have a MOTOPOWER MP69035 OBD2 Scanner. The truck kept always giving me a P0117 code ( Engine Coolant Temperature (ECT) Sensor 1 Circuit Low), no matter what I did …. 3 new sensors, 2 new dash sensors, new thermostat, all air...