U3797

U3797 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3797 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 U3797 Fault Code Meaning :

Ford U3797 Symptoms :

Ford U3797 Reasons :

How To Fix Ford U3797 Trouble Code ?

Which Ford cars have the code U3797?

  • U3797 Ford Aerostar
  • U3797 Ford Bronco
  • U3797 Ford C-Max
  • U3797 Ford C-Max Energi
  • U3797 Ford C-Max Hybrid
  • U3797 Ford Contour
  • U3797 Ford Crown Victoria
  • U3797 Ford EcoSport
  • U3797 Ford Econoline
  • U3797 Ford Edge
  • U3797 Ford Escape
  • U3797 Ford Escape Hybrid
  • U3797 Ford Escort
  • U3797 Ford Everest
  • U3797 Ford Excursion
  • U3797 Ford Expedition
  • U3797 Ford Explorer
  • U3797 Ford Explorer Sport Trac
  • U3797 Ford F-150
  • U3797 Ford F-250
  • U3797 Ford F-350
  • U3797 Ford Fiesta
  • U3797 Ford Flex
  • U3797 Ford Focus
  • U3797 Ford Focus Electric
  • U3797 Ford Freestar
  • U3797 Ford Freestyle
  • U3797 Ford Fusion
  • U3797 Ford Fusion Energi
  • U3797 Ford Fusion Hybrid
  • U3797 Ford Fusion Plug-In Hybrid
  • U3797 Ford GT
  • U3797 Ford Mustang
  • U3797 Ford Mustang Mach-E
  • U3797 Ford Mystique
  • U3797 Ford Probe
  • U3797 Ford Ranger
  • U3797 Ford Taurus
  • U3797 Ford Taurus X
  • U3797 Ford Tempo
  • U3797 Ford Thunderbird
  • U3797 Ford Transit
  • U3797 Ford Transit Connect
  • U3797 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.