P54C9

P54C9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P54C9 Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

When the engine is in higher engine speed and torque condition, the differential pressure over the DPF is expected to rise according to engine speed and torque. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford P54C9 Fault Code Meaning :

Ford P54C9 Symptoms :

Ford P54C9 Reasons :

How To Fix Ford P54C9 Trouble Code ?

Which Ford cars have the code P54C9?

  • P54C9 Ford Aerostar
  • P54C9 Ford Bronco
  • P54C9 Ford C-Max
  • P54C9 Ford C-Max Energi
  • P54C9 Ford C-Max Hybrid
  • P54C9 Ford Contour
  • P54C9 Ford Crown Victoria
  • P54C9 Ford EcoSport
  • P54C9 Ford Econoline
  • P54C9 Ford Edge
  • P54C9 Ford Escape
  • P54C9 Ford Escape Hybrid
  • P54C9 Ford Escort
  • P54C9 Ford Everest
  • P54C9 Ford Excursion
  • P54C9 Ford Expedition
  • P54C9 Ford Explorer
  • P54C9 Ford Explorer Sport Trac
  • P54C9 Ford F-150
  • P54C9 Ford F-250
  • P54C9 Ford F-350
  • P54C9 Ford Fiesta
  • P54C9 Ford Flex
  • P54C9 Ford Focus
  • P54C9 Ford Focus Electric
  • P54C9 Ford Freestar
  • P54C9 Ford Freestyle
  • P54C9 Ford Fusion
  • P54C9 Ford Fusion Energi
  • P54C9 Ford Fusion Hybrid
  • P54C9 Ford Fusion Plug-In Hybrid
  • P54C9 Ford GT
  • P54C9 Ford Mustang
  • P54C9 Ford Mustang Mach-E
  • P54C9 Ford Mystique
  • P54C9 Ford Probe
  • P54C9 Ford Ranger
  • P54C9 Ford Taurus
  • P54C9 Ford Taurus X
  • P54C9 Ford Tempo
  • P54C9 Ford Thunderbird
  • P54C9 Ford Transit
  • P54C9 Ford Transit Connect
  • P54C9 Ford Windstar

A code is a fault code and it indicates that something has gone wrong with your car's engine.

It can be caused by many different problems, including a faulty battery, a bad fuel pump, or even a cracked exhaust manifold.

You will need to diagnose the problem before you can fix it. The best way to do this is with an OBD scanner tool.

A scan tool will tell you what needs fixing and how much it will cost in order to fix that particular issue.