U3881

U3881 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3881 Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.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 U3881 Fault Code Meaning :

Ford U3881 Symptoms :

Ford U3881 Reasons :

How To Fix Ford U3881 Trouble Code ?

Which Ford cars have the code U3881?

  • U3881 Ford Aerostar
  • U3881 Ford Bronco
  • U3881 Ford C-Max
  • U3881 Ford C-Max Energi
  • U3881 Ford C-Max Hybrid
  • U3881 Ford Contour
  • U3881 Ford Crown Victoria
  • U3881 Ford EcoSport
  • U3881 Ford Econoline
  • U3881 Ford Edge
  • U3881 Ford Escape
  • U3881 Ford Escape Hybrid
  • U3881 Ford Escort
  • U3881 Ford Everest
  • U3881 Ford Excursion
  • U3881 Ford Expedition
  • U3881 Ford Explorer
  • U3881 Ford Explorer Sport Trac
  • U3881 Ford F-150
  • U3881 Ford F-250
  • U3881 Ford F-350
  • U3881 Ford Fiesta
  • U3881 Ford Flex
  • U3881 Ford Focus
  • U3881 Ford Focus Electric
  • U3881 Ford Freestar
  • U3881 Ford Freestyle
  • U3881 Ford Fusion
  • U3881 Ford Fusion Energi
  • U3881 Ford Fusion Hybrid
  • U3881 Ford Fusion Plug-In Hybrid
  • U3881 Ford GT
  • U3881 Ford Mustang
  • U3881 Ford Mustang Mach-E
  • U3881 Ford Mystique
  • U3881 Ford Probe
  • U3881 Ford Ranger
  • U3881 Ford Taurus
  • U3881 Ford Taurus X
  • U3881 Ford Tempo
  • U3881 Ford Thunderbird
  • U3881 Ford Transit
  • U3881 Ford Transit Connect
  • U3881 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.