B1390

B1390 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B1390 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 B1390 Fault Code Meaning :

Ford B1390 Symptoms :

Ford B1390 Reasons :

How To Fix Ford B1390 Trouble Code ?

Which Ford cars have the code B1390?

  • B1390 Ford Aerostar
  • B1390 Ford Bronco
  • B1390 Ford C-Max
  • B1390 Ford C-Max Energi
  • B1390 Ford C-Max Hybrid
  • B1390 Ford Contour
  • B1390 Ford Crown Victoria
  • B1390 Ford EcoSport
  • B1390 Ford Econoline
  • B1390 Ford Edge
  • B1390 Ford Escape
  • B1390 Ford Escape Hybrid
  • B1390 Ford Escort
  • B1390 Ford Everest
  • B1390 Ford Excursion
  • B1390 Ford Expedition
  • B1390 Ford Explorer
  • B1390 Ford Explorer Sport Trac
  • B1390 Ford F-150
  • B1390 Ford F-250
  • B1390 Ford F-350
  • B1390 Ford Fiesta
  • B1390 Ford Flex
  • B1390 Ford Focus
  • B1390 Ford Focus Electric
  • B1390 Ford Freestar
  • B1390 Ford Freestyle
  • B1390 Ford Fusion
  • B1390 Ford Fusion Energi
  • B1390 Ford Fusion Hybrid
  • B1390 Ford Fusion Plug-In Hybrid
  • B1390 Ford GT
  • B1390 Ford Mustang
  • B1390 Ford Mustang Mach-E
  • B1390 Ford Mystique
  • B1390 Ford Probe
  • B1390 Ford Ranger
  • B1390 Ford Taurus
  • B1390 Ford Taurus X
  • B1390 Ford Tempo
  • B1390 Ford Thunderbird
  • B1390 Ford Transit
  • B1390 Ford Transit Connect
  • B1390 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.