B2543

B2543 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B2543 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.Determine if the extra switch is not required for the vehicle or if the switch has been installed but the necessary reference parameter has not been programmed into the BHM.

This circuit connects to the CHM as an input at connector J3,P. The CHM passes the signal through to power the tail lamps and marker lamps from connector C2 pin G and also from connector C1 pins D, E, and F.

Ford B2543 Fault Code Meaning :

Ford B2543 Symptoms :

Ford B2543 Reasons :

How To Fix Ford B2543 Trouble Code ?

Which Ford cars have the code B2543?

  • B2543 Ford Aerostar
  • B2543 Ford Bronco
  • B2543 Ford C-Max
  • B2543 Ford C-Max Energi
  • B2543 Ford C-Max Hybrid
  • B2543 Ford Contour
  • B2543 Ford Crown Victoria
  • B2543 Ford EcoSport
  • B2543 Ford Econoline
  • B2543 Ford Edge
  • B2543 Ford Escape
  • B2543 Ford Escape Hybrid
  • B2543 Ford Escort
  • B2543 Ford Everest
  • B2543 Ford Excursion
  • B2543 Ford Expedition
  • B2543 Ford Explorer
  • B2543 Ford Explorer Sport Trac
  • B2543 Ford F-150
  • B2543 Ford F-250
  • B2543 Ford F-350
  • B2543 Ford Fiesta
  • B2543 Ford Flex
  • B2543 Ford Focus
  • B2543 Ford Focus Electric
  • B2543 Ford Freestar
  • B2543 Ford Freestyle
  • B2543 Ford Fusion
  • B2543 Ford Fusion Energi
  • B2543 Ford Fusion Hybrid
  • B2543 Ford Fusion Plug-In Hybrid
  • B2543 Ford GT
  • B2543 Ford Mustang
  • B2543 Ford Mustang Mach-E
  • B2543 Ford Mystique
  • B2543 Ford Probe
  • B2543 Ford Ranger
  • B2543 Ford Taurus
  • B2543 Ford Taurus X
  • B2543 Ford Tempo
  • B2543 Ford Thunderbird
  • B2543 Ford Transit
  • B2543 Ford Transit Connect
  • B2543 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.