DTC P1290: Cylinder Head Temperature (CHT) Sensor Circuit Low
P1290 - CYLINDER HEAD TEMPERATURE (CHT) SENSOR CIRCUIT LOW
| Description: | Indicates a CHT sensor circuit short to ground. | ||
| Possible Causes: |
|
||
| Diagnostic Aids: | A CHT V PID value reading of less than 0.2 volt with key ON engine OFF, or during any engine operating mode, indicates a concern is present. 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 Pinpoint Test DL . | ||