DTC P0119: Engine Coolant Temperature (ECT) Sensor 1 Circuit Intermittent/Erratic
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P0119 - ENGINE COOLANT TEMPERATURE (ECT) SENSOR 1 CIRCUIT INTERMITTENT/ERRATIC
| Description: Indicates the ECT circuit became intermittently open or shorted while the engine was running. | |||
Possible Causes:
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| Diagnostic Aids: Monitor the ECT or the cylinder head temperature (CHT) 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 |
| Fiesta, Focus |
GO to PINPOINT TEST DX . | ||
| All others | GO to PINPOINT TEST DL . | ||