B0443

B0443 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B0443 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.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 B0443 Fault Code Meaning :

Ford B0443 Symptoms :

Ford B0443 Reasons :

How To Fix Ford B0443 Trouble Code ?

Which Ford cars have the code B0443?

  • B0443 Ford Aerostar
  • B0443 Ford Bronco
  • B0443 Ford C-Max
  • B0443 Ford C-Max Energi
  • B0443 Ford C-Max Hybrid
  • B0443 Ford Contour
  • B0443 Ford Crown Victoria
  • B0443 Ford EcoSport
  • B0443 Ford Econoline
  • B0443 Ford Edge
  • B0443 Ford Escape
  • B0443 Ford Escape Hybrid
  • B0443 Ford Escort
  • B0443 Ford Everest
  • B0443 Ford Excursion
  • B0443 Ford Expedition
  • B0443 Ford Explorer
  • B0443 Ford Explorer Sport Trac
  • B0443 Ford F-150
  • B0443 Ford F-250
  • B0443 Ford F-350
  • B0443 Ford Fiesta
  • B0443 Ford Flex
  • B0443 Ford Focus
  • B0443 Ford Focus Electric
  • B0443 Ford Freestar
  • B0443 Ford Freestyle
  • B0443 Ford Fusion
  • B0443 Ford Fusion Energi
  • B0443 Ford Fusion Hybrid
  • B0443 Ford Fusion Plug-In Hybrid
  • B0443 Ford GT
  • B0443 Ford Mustang
  • B0443 Ford Mustang Mach-E
  • B0443 Ford Mystique
  • B0443 Ford Probe
  • B0443 Ford Ranger
  • B0443 Ford Taurus
  • B0443 Ford Taurus X
  • B0443 Ford Tempo
  • B0443 Ford Thunderbird
  • B0443 Ford Transit
  • B0443 Ford Transit Connect
  • B0443 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.