P43A9

P43A9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P43A9 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 P43A9 Fault Code Meaning :

Ford P43A9 Symptoms :

Ford P43A9 Reasons :

How To Fix Ford P43A9 Trouble Code ?

Which Ford cars have the code P43A9?

  • P43A9 Ford Aerostar
  • P43A9 Ford Bronco
  • P43A9 Ford C-Max
  • P43A9 Ford C-Max Energi
  • P43A9 Ford C-Max Hybrid
  • P43A9 Ford Contour
  • P43A9 Ford Crown Victoria
  • P43A9 Ford EcoSport
  • P43A9 Ford Econoline
  • P43A9 Ford Edge
  • P43A9 Ford Escape
  • P43A9 Ford Escape Hybrid
  • P43A9 Ford Escort
  • P43A9 Ford Everest
  • P43A9 Ford Excursion
  • P43A9 Ford Expedition
  • P43A9 Ford Explorer
  • P43A9 Ford Explorer Sport Trac
  • P43A9 Ford F-150
  • P43A9 Ford F-250
  • P43A9 Ford F-350
  • P43A9 Ford Fiesta
  • P43A9 Ford Flex
  • P43A9 Ford Focus
  • P43A9 Ford Focus Electric
  • P43A9 Ford Freestar
  • P43A9 Ford Freestyle
  • P43A9 Ford Fusion
  • P43A9 Ford Fusion Energi
  • P43A9 Ford Fusion Hybrid
  • P43A9 Ford Fusion Plug-In Hybrid
  • P43A9 Ford GT
  • P43A9 Ford Mustang
  • P43A9 Ford Mustang Mach-E
  • P43A9 Ford Mystique
  • P43A9 Ford Probe
  • P43A9 Ford Ranger
  • P43A9 Ford Taurus
  • P43A9 Ford Taurus X
  • P43A9 Ford Tempo
  • P43A9 Ford Thunderbird
  • P43A9 Ford Transit
  • P43A9 Ford Transit Connect
  • P43A9 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.