DTC P1290: Cylinder Head Temperature (CHT) Sensor Circuit Low Input
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P1290 - CYLINDER HEAD TEMPERATURE (CHT) SENSOR CIRCUIT LOW INPUT
| Description: | Indicates a CHT sensor circuit malfunction (shorted). | ||
| Possible Causes: |
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| Diagnostic Aids: | A CHT V PID reading of less than 0.2 volt with key on engine off (KOEO), or during any engine operating mode, indicates a hard fault. Note: DTC P0117 may also be reported when this DTC is set. Either of these DTCs activate the MIL. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to DL: Cylinder Head Temperature (CHT) Sensor STEP DL7. | GO to DL: Cylinder Head Temperature (CHT) Sensor STEP DL7. | GO to DL: Cylinder Head Temperature (CHT) Sensor STEP DL14. |