2014 Ford Focus Titanium, 4D Hatchback, Automatic DCT Trans, Gas/EthanolFACTORY OEM SERVICE PROCEDURE

P145E - PCV Heater Control B Circuit

P145E - PCV HEATER CONTROL B CIRCUIT

Description:  This DTC sets when the PCM detects the actual PCVHF circuit voltage is less than or greater than the desired voltage.
Possible Causes: 
  • Damaged PCVHF heater assembly
  • PCVHF circuit open
  • PCVHF circuit short to ground
  • PCVHF circuit short to voltage
  • IGN START/RUN circuit open
  • IGN START/RUN circuit short to ground
  • IGN START/RUN circuit short to voltage
Diagnostic Aids:  Inspect the connectors for signs of damage, water ingress, or corrosion.
Application  Key On Engine Off  Key On Engine Running  Continuous Memory 
All GO to PINPOINT TEST HG: POSITIVE CRANKCASE VENTILATION (PCV) SYSTEM .
Factory Service Tools

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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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