DTC P0119: Engine Coolant Temperature (ECT) Sensor 1 Circuit Intermittent/Erratic
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. On vehicles that are not equipped with an ECT sensor, the cylinder head temperature (CHT) sensor can be used and can set this DTC. | ||
| Possible Causes: |
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| Diagnostic Aids: | Monitor the ECT or the CHT on a diagnostic 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 |
| Vehicles with only a CHT sensor | - | - | GO to Pinpoint Test DL . |
| All others | - | - | GO to Pinpoint Test DX . |