DTC P1290: Cylinder Head Temperature (CHT) Sensor Circuit Low
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P1290 - CYLINDER HEAD TEMPERATURE (CHT) SENSOR CIRCUIT LOW
| Description: | Indicates a CHT circuit short to ground. | ||
| Possible Causes: |
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| Diagnostic Aids: | A CHT V PID value reading of less than 0.2 volt with the ignition ON engine OFF, or during any engine operating mode, indicates a concern is present. The DTC P0117 may also be reported when this DTC sets. Either of these DTCs illuminates the malfunction indicator lamp (MIL). | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST DL . | ||