U3839

U3839 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3839 Diagnosis

The CHM does not suupport PWM type DRLs. The vehicle has a BHM mismatch with the CHM. Replace the CHM with one that is compatible with the BHM.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 U3839 Fault Code Meaning :

Ford U3839 Symptoms :

Ford U3839 Reasons :

How To Fix Ford U3839 Trouble Code ?

Which Ford cars have the code U3839?

  • U3839 Ford Aerostar
  • U3839 Ford Bronco
  • U3839 Ford C-Max
  • U3839 Ford C-Max Energi
  • U3839 Ford C-Max Hybrid
  • U3839 Ford Contour
  • U3839 Ford Crown Victoria
  • U3839 Ford EcoSport
  • U3839 Ford Econoline
  • U3839 Ford Edge
  • U3839 Ford Escape
  • U3839 Ford Escape Hybrid
  • U3839 Ford Escort
  • U3839 Ford Everest
  • U3839 Ford Excursion
  • U3839 Ford Expedition
  • U3839 Ford Explorer
  • U3839 Ford Explorer Sport Trac
  • U3839 Ford F-150
  • U3839 Ford F-250
  • U3839 Ford F-350
  • U3839 Ford Fiesta
  • U3839 Ford Flex
  • U3839 Ford Focus
  • U3839 Ford Focus Electric
  • U3839 Ford Freestar
  • U3839 Ford Freestyle
  • U3839 Ford Fusion
  • U3839 Ford Fusion Energi
  • U3839 Ford Fusion Hybrid
  • U3839 Ford Fusion Plug-In Hybrid
  • U3839 Ford GT
  • U3839 Ford Mustang
  • U3839 Ford Mustang Mach-E
  • U3839 Ford Mystique
  • U3839 Ford Probe
  • U3839 Ford Ranger
  • U3839 Ford Taurus
  • U3839 Ford Taurus X
  • U3839 Ford Tempo
  • U3839 Ford Thunderbird
  • U3839 Ford Transit
  • U3839 Ford Transit Connect
  • U3839 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.