P678C

P678C Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P678C 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 P678C Fault Code Meaning :

Ford P678C Symptoms :

Ford P678C Reasons :

How To Fix Ford P678C Trouble Code ?

Which Ford cars have the code P678C?

  • P678C Ford Aerostar
  • P678C Ford Bronco
  • P678C Ford C-Max
  • P678C Ford C-Max Energi
  • P678C Ford C-Max Hybrid
  • P678C Ford Contour
  • P678C Ford Crown Victoria
  • P678C Ford EcoSport
  • P678C Ford Econoline
  • P678C Ford Edge
  • P678C Ford Escape
  • P678C Ford Escape Hybrid
  • P678C Ford Escort
  • P678C Ford Everest
  • P678C Ford Excursion
  • P678C Ford Expedition
  • P678C Ford Explorer
  • P678C Ford Explorer Sport Trac
  • P678C Ford F-150
  • P678C Ford F-250
  • P678C Ford F-350
  • P678C Ford Fiesta
  • P678C Ford Flex
  • P678C Ford Focus
  • P678C Ford Focus Electric
  • P678C Ford Freestar
  • P678C Ford Freestyle
  • P678C Ford Fusion
  • P678C Ford Fusion Energi
  • P678C Ford Fusion Hybrid
  • P678C Ford Fusion Plug-In Hybrid
  • P678C Ford GT
  • P678C Ford Mustang
  • P678C Ford Mustang Mach-E
  • P678C Ford Mystique
  • P678C Ford Probe
  • P678C Ford Ranger
  • P678C Ford Taurus
  • P678C Ford Taurus X
  • P678C Ford Tempo
  • P678C Ford Thunderbird
  • P678C Ford Transit
  • P678C Ford Transit Connect
  • P678C 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.