P1290 - Cylinder Head Temperature (CHT) Sensor Circuit Low
WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
P1290 - CYLINDER HEAD TEMPERATURE (CHT) SENSOR CIRCUIT LOW
| Description: | Indicates a CHT sensor circuit concern. | |||
| Possible Causes: |
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| Diagnostic Aids: | A CHT V PID reading greater than 4.6 volts with KOEO or during any engine operating mode indicates a concern. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory | |
| All | refer to PINPOINT TEST DL . | |||