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Home >> Ford >> 2005 >> Escape Hybrid, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls - Powertrain DTC Charts & Description (Except Diesel & Hybrid)) >> Diagnostic Trouble Code (DTC) Charts And Descriptions >> DTC P1289: Cylinder Head Temperature (CHT) Sensor Circuit High Input

DTC P1289: Cylinder Head Temperature (CHT) Sensor Circuit High Input

WARNING: This page is about a different variant/trim than selected.
P1289 - CYLINDER HEAD TEMPERATURE (CHT) SENSOR CIRCUIT HIGH INPUT

Description:  Indicates a CHT sensor circuit malfunction (open).
Possible Causes: 
  • Open CHT sensor circuit
  • CHT sensor circuit short to PWR
  • Damaged CHT sensor
  • Improper harness connection
  • Damaged PCM
Diagnostic Aids:  A CHT V PID reading of greater than 4.6 volts with key on engine off (KOEO), or during any engine operating mode, indicates a hard fault. Note: DTC P0118 may also be reported when this DTC is set. Either of these DTCs activate the MIL.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to DL: Cylinder Head Temperature (CHT) Sensor STEP DL7. GO to DL: Cylinder Head Temperature (CHT) Sensor STEP DL7. GO to DL: Cylinder Head Temperature (CHT) Sensor STEP DL14.