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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 617 (Engine Controls - Powertrain DTC Charts & Descriptions (Except Diesel & Hybrid)) >> Diagnostic Trouble Code (DTC) Charts and Descriptions >> P1023 - Cylinder Head Temperature Sensor 2 Circuit High - DTC Chart

P1023 - Cylinder Head Temperature Sensor 2 Circuit High - DTC Chart

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P1023 - CYLINDER HEAD TEMPERATURE SENSOR 2 CIRCUIT HIGH - DTC CHART

Description:  This DTC sets when a CHT2 circuit concern is present.
Possible Causes: 
  • CHT2 circuit open
  • CHT circuit short to voltage
  • Damaged CHT2 sensor
  • Incorrect CHT2 harness connection
Diagnostic Aids: 
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to Pinpoint Test DL .