P78D5

P78D5 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P78D5 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 P78D5 Fault Code Meaning :

Ford P78D5 Symptoms :

Ford P78D5 Reasons :

How To Fix Ford P78D5 Trouble Code ?

Which Ford cars have the code P78D5?

  • P78D5 Ford Aerostar
  • P78D5 Ford Bronco
  • P78D5 Ford C-Max
  • P78D5 Ford C-Max Energi
  • P78D5 Ford C-Max Hybrid
  • P78D5 Ford Contour
  • P78D5 Ford Crown Victoria
  • P78D5 Ford EcoSport
  • P78D5 Ford Econoline
  • P78D5 Ford Edge
  • P78D5 Ford Escape
  • P78D5 Ford Escape Hybrid
  • P78D5 Ford Escort
  • P78D5 Ford Everest
  • P78D5 Ford Excursion
  • P78D5 Ford Expedition
  • P78D5 Ford Explorer
  • P78D5 Ford Explorer Sport Trac
  • P78D5 Ford F-150
  • P78D5 Ford F-250
  • P78D5 Ford F-350
  • P78D5 Ford Fiesta
  • P78D5 Ford Flex
  • P78D5 Ford Focus
  • P78D5 Ford Focus Electric
  • P78D5 Ford Freestar
  • P78D5 Ford Freestyle
  • P78D5 Ford Fusion
  • P78D5 Ford Fusion Energi
  • P78D5 Ford Fusion Hybrid
  • P78D5 Ford Fusion Plug-In Hybrid
  • P78D5 Ford GT
  • P78D5 Ford Mustang
  • P78D5 Ford Mustang Mach-E
  • P78D5 Ford Mystique
  • P78D5 Ford Probe
  • P78D5 Ford Ranger
  • P78D5 Ford Taurus
  • P78D5 Ford Taurus X
  • P78D5 Ford Tempo
  • P78D5 Ford Thunderbird
  • P78D5 Ford Transit
  • P78D5 Ford Transit Connect
  • P78D5 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.