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 2008 Mercury Sable, 2008 Mercury Mountaineer, 2008 Mercury Milan, 2008 Mercury Mariner, and 2008 Mercury Grand Marquis. 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. Refer to the ENGINE COOLING -- E-SERIES for cooling system diagnosis. | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory | |
| All | refer to PINPOINT TEST DL . | |||