P3912

P3912 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3912 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.

The BHM measures the current on this circuit when the starter output is commanded ON. This fault indicates the magnetic switch or the wiring between the BHM and the magnetic switch is open circuit.

Ford P3912 Fault Code Meaning :

Ford P3912 Symptoms :

Ford P3912 Reasons :

How To Fix Ford P3912 Trouble Code ?

Which Ford cars have the code P3912?

  • P3912 Ford Aerostar
  • P3912 Ford Bronco
  • P3912 Ford C-Max
  • P3912 Ford C-Max Energi
  • P3912 Ford C-Max Hybrid
  • P3912 Ford Contour
  • P3912 Ford Crown Victoria
  • P3912 Ford EcoSport
  • P3912 Ford Econoline
  • P3912 Ford Edge
  • P3912 Ford Escape
  • P3912 Ford Escape Hybrid
  • P3912 Ford Escort
  • P3912 Ford Everest
  • P3912 Ford Excursion
  • P3912 Ford Expedition
  • P3912 Ford Explorer
  • P3912 Ford Explorer Sport Trac
  • P3912 Ford F-150
  • P3912 Ford F-250
  • P3912 Ford F-350
  • P3912 Ford Fiesta
  • P3912 Ford Flex
  • P3912 Ford Focus
  • P3912 Ford Focus Electric
  • P3912 Ford Freestar
  • P3912 Ford Freestyle
  • P3912 Ford Fusion
  • P3912 Ford Fusion Energi
  • P3912 Ford Fusion Hybrid
  • P3912 Ford Fusion Plug-In Hybrid
  • P3912 Ford GT
  • P3912 Ford Mustang
  • P3912 Ford Mustang Mach-E
  • P3912 Ford Mystique
  • P3912 Ford Probe
  • P3912 Ford Ranger
  • P3912 Ford Taurus
  • P3912 Ford Taurus X
  • P3912 Ford Tempo
  • P3912 Ford Thunderbird
  • P3912 Ford Transit
  • P3912 Ford Transit Connect
  • P3912 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.