U0109

U0109 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U0109 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 U0109 Fault Code Meaning :

Ford U0109 Symptoms :

Ford U0109 Reasons :

How To Fix Ford U0109 Trouble Code ?

Which Ford cars have the code U0109?

  • U0109 Ford Aerostar
  • U0109 Ford Bronco
  • U0109 Ford C-Max
  • U0109 Ford C-Max Energi
  • U0109 Ford C-Max Hybrid
  • U0109 Ford Contour
  • U0109 Ford Crown Victoria
  • U0109 Ford EcoSport
  • U0109 Ford Econoline
  • U0109 Ford Edge
  • U0109 Ford Escape
  • U0109 Ford Escape Hybrid
  • U0109 Ford Escort
  • U0109 Ford Everest
  • U0109 Ford Excursion
  • U0109 Ford Expedition
  • U0109 Ford Explorer
  • U0109 Ford Explorer Sport Trac
  • U0109 Ford F-150
  • U0109 Ford F-250
  • U0109 Ford F-350
  • U0109 Ford Fiesta
  • U0109 Ford Flex
  • U0109 Ford Focus
  • U0109 Ford Focus Electric
  • U0109 Ford Freestar
  • U0109 Ford Freestyle
  • U0109 Ford Fusion
  • U0109 Ford Fusion Energi
  • U0109 Ford Fusion Hybrid
  • U0109 Ford Fusion Plug-In Hybrid
  • U0109 Ford GT
  • U0109 Ford Mustang
  • U0109 Ford Mustang Mach-E
  • U0109 Ford Mystique
  • U0109 Ford Probe
  • U0109 Ford Ranger
  • U0109 Ford Taurus
  • U0109 Ford Taurus X
  • U0109 Ford Tempo
  • U0109 Ford Thunderbird
  • U0109 Ford Transit
  • U0109 Ford Transit Connect
  • U0109 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.