U3923

U3923 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3923 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.

This circuit connects to the CHM as an input at connector J3,P. The CHM passes the signal through to power the tail lamps and marker lamps from connector C2 pin G and also from connector C1 pins D, E, and F.

Ford U3923 Fault Code Meaning :

Ford U3923 Symptoms :

Ford U3923 Reasons :

How To Fix Ford U3923 Trouble Code ?

Which Ford cars have the code U3923?

  • U3923 Ford Aerostar
  • U3923 Ford Bronco
  • U3923 Ford C-Max
  • U3923 Ford C-Max Energi
  • U3923 Ford C-Max Hybrid
  • U3923 Ford Contour
  • U3923 Ford Crown Victoria
  • U3923 Ford EcoSport
  • U3923 Ford Econoline
  • U3923 Ford Edge
  • U3923 Ford Escape
  • U3923 Ford Escape Hybrid
  • U3923 Ford Escort
  • U3923 Ford Everest
  • U3923 Ford Excursion
  • U3923 Ford Expedition
  • U3923 Ford Explorer
  • U3923 Ford Explorer Sport Trac
  • U3923 Ford F-150
  • U3923 Ford F-250
  • U3923 Ford F-350
  • U3923 Ford Fiesta
  • U3923 Ford Flex
  • U3923 Ford Focus
  • U3923 Ford Focus Electric
  • U3923 Ford Freestar
  • U3923 Ford Freestyle
  • U3923 Ford Fusion
  • U3923 Ford Fusion Energi
  • U3923 Ford Fusion Hybrid
  • U3923 Ford Fusion Plug-In Hybrid
  • U3923 Ford GT
  • U3923 Ford Mustang
  • U3923 Ford Mustang Mach-E
  • U3923 Ford Mystique
  • U3923 Ford Probe
  • U3923 Ford Ranger
  • U3923 Ford Taurus
  • U3923 Ford Taurus X
  • U3923 Ford Tempo
  • U3923 Ford Thunderbird
  • U3923 Ford Transit
  • U3923 Ford Transit Connect
  • U3923 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.