P1117 - Engine Coolant Temperature (ECT) Sensor Circuit Intermittent - DTC Chart
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P1117 - ENGINE COOLANT TEMPERATURE (ECT) SENSOR CIRCUIT INTERMITTENT - DTC CHART
| Description: This DTC sets when the ECT circuit is intermittently open or short while the engine is running. | |||
Possible Causes:
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| Diagnostic Aids: Monitor the ECT PID on a scan tool. Look for sudden changes in the reading when the harness is wiggled or the sensor is tapped. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to Pinpoint Test DX . | ||