P543C

P543C Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P543C Diagnosis

The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for an open circuit fault.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 P543C Fault Code Meaning :

Ford P543C Symptoms :

Ford P543C Reasons :

How To Fix Ford P543C Trouble Code ?

Which Ford cars have the code P543C?

  • P543C Ford Aerostar
  • P543C Ford Bronco
  • P543C Ford C-Max
  • P543C Ford C-Max Energi
  • P543C Ford C-Max Hybrid
  • P543C Ford Contour
  • P543C Ford Crown Victoria
  • P543C Ford EcoSport
  • P543C Ford Econoline
  • P543C Ford Edge
  • P543C Ford Escape
  • P543C Ford Escape Hybrid
  • P543C Ford Escort
  • P543C Ford Everest
  • P543C Ford Excursion
  • P543C Ford Expedition
  • P543C Ford Explorer
  • P543C Ford Explorer Sport Trac
  • P543C Ford F-150
  • P543C Ford F-250
  • P543C Ford F-350
  • P543C Ford Fiesta
  • P543C Ford Flex
  • P543C Ford Focus
  • P543C Ford Focus Electric
  • P543C Ford Freestar
  • P543C Ford Freestyle
  • P543C Ford Fusion
  • P543C Ford Fusion Energi
  • P543C Ford Fusion Hybrid
  • P543C Ford Fusion Plug-In Hybrid
  • P543C Ford GT
  • P543C Ford Mustang
  • P543C Ford Mustang Mach-E
  • P543C Ford Mystique
  • P543C Ford Probe
  • P543C Ford Ranger
  • P543C Ford Taurus
  • P543C Ford Taurus X
  • P543C Ford Tempo
  • P543C Ford Thunderbird
  • P543C Ford Transit
  • P543C Ford Transit Connect
  • P543C 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.