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Home >> Ford >> 2020 >> Fusion Titanium Hybrid >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 74 (Engine Controls - Powertrain DTC Descriptions (Except Diesel & Hybrid) - DTC P023A - P060D) >> DTC P044C - EGR Sensor C Circuit Low

DTC P044C - EGR Sensor C Circuit Low

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DTC DESCRIPTION P044C - EGR SENSOR C CIRCUIT LOW

Description:  The exhaust gas recirculation (EGR) monitor checks the differential pressure feedback EGR sensor signal to the PCM for low voltage. This DTC sets when the average voltage to the PCM drops to a voltage less than the minimum calibrated value.
Possible Causes: 
  • VREF circuit open
  • SIGRTN circuit open
  • DPFE circuit open
  • DPFE circuit short to voltage
  • DPFE circuit short to ground
Diagnostic Aids:   
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST HE .