B3649

B3649 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B3649 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 B3649 Fault Code Meaning :

Ford B3649 Symptoms :

Ford B3649 Reasons :

How To Fix Ford B3649 Trouble Code ?

Which Ford cars have the code B3649?

  • B3649 Ford Aerostar
  • B3649 Ford Bronco
  • B3649 Ford C-Max
  • B3649 Ford C-Max Energi
  • B3649 Ford C-Max Hybrid
  • B3649 Ford Contour
  • B3649 Ford Crown Victoria
  • B3649 Ford EcoSport
  • B3649 Ford Econoline
  • B3649 Ford Edge
  • B3649 Ford Escape
  • B3649 Ford Escape Hybrid
  • B3649 Ford Escort
  • B3649 Ford Everest
  • B3649 Ford Excursion
  • B3649 Ford Expedition
  • B3649 Ford Explorer
  • B3649 Ford Explorer Sport Trac
  • B3649 Ford F-150
  • B3649 Ford F-250
  • B3649 Ford F-350
  • B3649 Ford Fiesta
  • B3649 Ford Flex
  • B3649 Ford Focus
  • B3649 Ford Focus Electric
  • B3649 Ford Freestar
  • B3649 Ford Freestyle
  • B3649 Ford Fusion
  • B3649 Ford Fusion Energi
  • B3649 Ford Fusion Hybrid
  • B3649 Ford Fusion Plug-In Hybrid
  • B3649 Ford GT
  • B3649 Ford Mustang
  • B3649 Ford Mustang Mach-E
  • B3649 Ford Mystique
  • B3649 Ford Probe
  • B3649 Ford Ranger
  • B3649 Ford Taurus
  • B3649 Ford Taurus X
  • B3649 Ford Tempo
  • B3649 Ford Thunderbird
  • B3649 Ford Transit
  • B3649 Ford Transit Connect
  • B3649 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.