U0543

U0543 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U0543 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 wiper switch is in the OFF position and the BHM park input from the wiper motor is not in park position. Troubleshoot for a wiper motor park switch circuit fault.

When the engine is in idle or in low engine speed and torque condition, the differential pressure over the DPF is expected to be close to zero. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford U0543 Fault Code Meaning :

Ford U0543 Symptoms :

Ford U0543 Reasons :

How To Fix Ford U0543 Trouble Code ?

Which Ford cars have the code U0543?

  • U0543 Ford Aerostar
  • U0543 Ford Bronco
  • U0543 Ford C-Max
  • U0543 Ford C-Max Energi
  • U0543 Ford C-Max Hybrid
  • U0543 Ford Contour
  • U0543 Ford Crown Victoria
  • U0543 Ford EcoSport
  • U0543 Ford Econoline
  • U0543 Ford Edge
  • U0543 Ford Escape
  • U0543 Ford Escape Hybrid
  • U0543 Ford Escort
  • U0543 Ford Everest
  • U0543 Ford Excursion
  • U0543 Ford Expedition
  • U0543 Ford Explorer
  • U0543 Ford Explorer Sport Trac
  • U0543 Ford F-150
  • U0543 Ford F-250
  • U0543 Ford F-350
  • U0543 Ford Fiesta
  • U0543 Ford Flex
  • U0543 Ford Focus
  • U0543 Ford Focus Electric
  • U0543 Ford Freestar
  • U0543 Ford Freestyle
  • U0543 Ford Fusion
  • U0543 Ford Fusion Energi
  • U0543 Ford Fusion Hybrid
  • U0543 Ford Fusion Plug-In Hybrid
  • U0543 Ford GT
  • U0543 Ford Mustang
  • U0543 Ford Mustang Mach-E
  • U0543 Ford Mystique
  • U0543 Ford Probe
  • U0543 Ford Ranger
  • U0543 Ford Taurus
  • U0543 Ford Taurus X
  • U0543 Ford Tempo
  • U0543 Ford Thunderbird
  • U0543 Ford Transit
  • U0543 Ford Transit Connect
  • U0543 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.