U3734

U3734 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3734 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 U3734 Fault Code Meaning :

Ford U3734 Symptoms :

Ford U3734 Reasons :

How To Fix Ford U3734 Trouble Code ?

Which Ford cars have the code U3734?

  • U3734 Ford Aerostar
  • U3734 Ford Bronco
  • U3734 Ford C-Max
  • U3734 Ford C-Max Energi
  • U3734 Ford C-Max Hybrid
  • U3734 Ford Contour
  • U3734 Ford Crown Victoria
  • U3734 Ford EcoSport
  • U3734 Ford Econoline
  • U3734 Ford Edge
  • U3734 Ford Escape
  • U3734 Ford Escape Hybrid
  • U3734 Ford Escort
  • U3734 Ford Everest
  • U3734 Ford Excursion
  • U3734 Ford Expedition
  • U3734 Ford Explorer
  • U3734 Ford Explorer Sport Trac
  • U3734 Ford F-150
  • U3734 Ford F-250
  • U3734 Ford F-350
  • U3734 Ford Fiesta
  • U3734 Ford Flex
  • U3734 Ford Focus
  • U3734 Ford Focus Electric
  • U3734 Ford Freestar
  • U3734 Ford Freestyle
  • U3734 Ford Fusion
  • U3734 Ford Fusion Energi
  • U3734 Ford Fusion Hybrid
  • U3734 Ford Fusion Plug-In Hybrid
  • U3734 Ford GT
  • U3734 Ford Mustang
  • U3734 Ford Mustang Mach-E
  • U3734 Ford Mystique
  • U3734 Ford Probe
  • U3734 Ford Ranger
  • U3734 Ford Taurus
  • U3734 Ford Taurus X
  • U3734 Ford Tempo
  • U3734 Ford Thunderbird
  • U3734 Ford Transit
  • U3734 Ford Transit Connect
  • U3734 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.