P1289 - Cylinder Head Temperature (CHT) Sensor Circuit High Input
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P1289 - CYLINDER HEAD TEMPERATURE (CHT) SENSOR CIRCUIT HIGH INPUT
| Description: | Indicates a CHT sensor circuit malfunction (open). | ||
| Possible Causes: |
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| Diagnostic Aids: | A CHT V PID reading greater than 4.6 volts with key ON and engine OFF or during any engine operating mode indicates a hard fault. DTC P0118 may also be reported when this DTC is set. Either of these DTCs activate the MIL light. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to DL: Cylinder Head Temperature (CHT) Sensor STEP 7 | GO to DL: Cylinder Head Temperature (CHT) Sensor STEP 7 | GO to DL: Cylinder Head Temperature (CHT) Sensor STEP 15 |