P3881

P3881 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3881 Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.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 P3881 Fault Code Meaning :

Ford P3881 Symptoms :

Ford P3881 Reasons :

How To Fix Ford P3881 Trouble Code ?

Which Ford cars have the code P3881?

  • P3881 Ford Aerostar
  • P3881 Ford Bronco
  • P3881 Ford C-Max
  • P3881 Ford C-Max Energi
  • P3881 Ford C-Max Hybrid
  • P3881 Ford Contour
  • P3881 Ford Crown Victoria
  • P3881 Ford EcoSport
  • P3881 Ford Econoline
  • P3881 Ford Edge
  • P3881 Ford Escape
  • P3881 Ford Escape Hybrid
  • P3881 Ford Escort
  • P3881 Ford Everest
  • P3881 Ford Excursion
  • P3881 Ford Expedition
  • P3881 Ford Explorer
  • P3881 Ford Explorer Sport Trac
  • P3881 Ford F-150
  • P3881 Ford F-250
  • P3881 Ford F-350
  • P3881 Ford Fiesta
  • P3881 Ford Flex
  • P3881 Ford Focus
  • P3881 Ford Focus Electric
  • P3881 Ford Freestar
  • P3881 Ford Freestyle
  • P3881 Ford Fusion
  • P3881 Ford Fusion Energi
  • P3881 Ford Fusion Hybrid
  • P3881 Ford Fusion Plug-In Hybrid
  • P3881 Ford GT
  • P3881 Ford Mustang
  • P3881 Ford Mustang Mach-E
  • P3881 Ford Mystique
  • P3881 Ford Probe
  • P3881 Ford Ranger
  • P3881 Ford Taurus
  • P3881 Ford Taurus X
  • P3881 Ford Tempo
  • P3881 Ford Thunderbird
  • P3881 Ford Transit
  • P3881 Ford Transit Connect
  • P3881 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.