U3671

U3671 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3671 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 U3671 Fault Code Meaning :

Ford U3671 Symptoms :

Ford U3671 Reasons :

How To Fix Ford U3671 Trouble Code ?

Which Ford cars have the code U3671?

  • U3671 Ford Aerostar
  • U3671 Ford Bronco
  • U3671 Ford C-Max
  • U3671 Ford C-Max Energi
  • U3671 Ford C-Max Hybrid
  • U3671 Ford Contour
  • U3671 Ford Crown Victoria
  • U3671 Ford EcoSport
  • U3671 Ford Econoline
  • U3671 Ford Edge
  • U3671 Ford Escape
  • U3671 Ford Escape Hybrid
  • U3671 Ford Escort
  • U3671 Ford Everest
  • U3671 Ford Excursion
  • U3671 Ford Expedition
  • U3671 Ford Explorer
  • U3671 Ford Explorer Sport Trac
  • U3671 Ford F-150
  • U3671 Ford F-250
  • U3671 Ford F-350
  • U3671 Ford Fiesta
  • U3671 Ford Flex
  • U3671 Ford Focus
  • U3671 Ford Focus Electric
  • U3671 Ford Freestar
  • U3671 Ford Freestyle
  • U3671 Ford Fusion
  • U3671 Ford Fusion Energi
  • U3671 Ford Fusion Hybrid
  • U3671 Ford Fusion Plug-In Hybrid
  • U3671 Ford GT
  • U3671 Ford Mustang
  • U3671 Ford Mustang Mach-E
  • U3671 Ford Mystique
  • U3671 Ford Probe
  • U3671 Ford Ranger
  • U3671 Ford Taurus
  • U3671 Ford Taurus X
  • U3671 Ford Tempo
  • U3671 Ford Thunderbird
  • U3671 Ford Transit
  • U3671 Ford Transit Connect
  • U3671 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.