P543E

P543E Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P543E 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 position information for the switch becomes Not Available. Remove the duplicate Smart Switch, then use ServiceLink to verify that the correct Smart Switches are configured for the vehicle.

Engine starting is disabled and other optional functions may be interrupted until the fault is corrected and the ignition switch is cycled.

Ford P543E Fault Code Meaning :

Ford P543E Symptoms :

Ford P543E Reasons :

How To Fix Ford P543E Trouble Code ?

Which Ford cars have the code P543E?

  • P543E Ford Aerostar
  • P543E Ford Bronco
  • P543E Ford C-Max
  • P543E Ford C-Max Energi
  • P543E Ford C-Max Hybrid
  • P543E Ford Contour
  • P543E Ford Crown Victoria
  • P543E Ford EcoSport
  • P543E Ford Econoline
  • P543E Ford Edge
  • P543E Ford Escape
  • P543E Ford Escape Hybrid
  • P543E Ford Escort
  • P543E Ford Everest
  • P543E Ford Excursion
  • P543E Ford Expedition
  • P543E Ford Explorer
  • P543E Ford Explorer Sport Trac
  • P543E Ford F-150
  • P543E Ford F-250
  • P543E Ford F-350
  • P543E Ford Fiesta
  • P543E Ford Flex
  • P543E Ford Focus
  • P543E Ford Focus Electric
  • P543E Ford Freestar
  • P543E Ford Freestyle
  • P543E Ford Fusion
  • P543E Ford Fusion Energi
  • P543E Ford Fusion Hybrid
  • P543E Ford Fusion Plug-In Hybrid
  • P543E Ford GT
  • P543E Ford Mustang
  • P543E Ford Mustang Mach-E
  • P543E Ford Mystique
  • P543E Ford Probe
  • P543E Ford Ranger
  • P543E Ford Taurus
  • P543E Ford Taurus X
  • P543E Ford Tempo
  • P543E Ford Thunderbird
  • P543E Ford Transit
  • P543E Ford Transit Connect
  • P543E 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.