DTC P1288: Cylinder Head Temperature (CHT) Sensor Out Of Self-Test Range
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2011 Mercury Milan, 2011 Mercury Mariner, 2011 Mercury Grand Marquis, 2011 Lincoln Town Car, and 2011 Lincoln Navigator L. However, it is still accessible from the selected car via links, so may be relevant.
P1288 - CYLINDER HEAD TEMPERATURE (CHT) SENSOR OUT OF SELF-TEST RANGE
| Description: | Indicates the CHT sensor is out of self-test range. The engine is not at a normal operating temperature. | ||
| Possible Causes: |
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| Diagnostic Aids: | Bring the engine to operating temperature. If cold, repeat the self-test. If the engine overheats, check the cooling system. If the engine overheats, check the cooling system. Refer to the appropriate Engine Cooling article, the Engine Overheats for cooling system diagnosis. | ||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to PINPOINT TEST DL . | ||