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Home >> Lincoln >> 2012 >> MKZ Hybrid >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 37 (Engine Controls (Except Diesel & Hybrid) - Powertrain DTC Descriptions - DTC P0571 - P1674) >> DTC P1288: Cylinder Head Temperature (CHT) Sensor Out Of Self-Test Range

DTC P1288: Cylinder Head Temperature (CHT) Sensor Out Of Self-Test Range

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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: 
  • Cold engine
  • Engine overheating
  • Damaged harness connector
  • Low engine coolant level
  • Damaged CHT sensor
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 .