DTC P0117: Engine Coolant Temperature (ECT) Sensor 1 Circuit Low
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2011 Mercury Milan, 2011 Mercury Mariner, 2011 Mercury Grand Marquis, 2011 Lincoln Town Car, and 2011 Lincoln Navigator L. However, it is still accessible from the selected car via links, so may be relevant.
P0117 - ENGINE COOLANT TEMPERATURE (ECT) SENSOR 1 CIRCUIT LOW
| Description: | Indicates the sensor signal is less than the self-test minimum. The ECT sensor minimum is 0.2 volt or 121°C (250°F). | ||
| Possible Causes: |
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| Diagnostic Aids: | A concern is present if an ECT PID reading less than 0.2 volt with the ignition ON engine OFF or during any engine operating mode. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST DX . | ||