P3F81

P3F81 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3F81 Diagnosis

This fault indicates that the circuit is drawing more current than it is designed to supply, and possibly there is a wiring fault shorting this circuit to ground. The fault remains active until the ignition is turned ON when the fault is no longer present.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 P3F81 Fault Code Meaning :

Ford P3F81 Symptoms :

Ford P3F81 Reasons :

How To Fix Ford P3F81 Trouble Code ?

Which Ford cars have the code P3F81?

  • P3F81 Ford Aerostar
  • P3F81 Ford Bronco
  • P3F81 Ford C-Max
  • P3F81 Ford C-Max Energi
  • P3F81 Ford C-Max Hybrid
  • P3F81 Ford Contour
  • P3F81 Ford Crown Victoria
  • P3F81 Ford EcoSport
  • P3F81 Ford Econoline
  • P3F81 Ford Edge
  • P3F81 Ford Escape
  • P3F81 Ford Escape Hybrid
  • P3F81 Ford Escort
  • P3F81 Ford Everest
  • P3F81 Ford Excursion
  • P3F81 Ford Expedition
  • P3F81 Ford Explorer
  • P3F81 Ford Explorer Sport Trac
  • P3F81 Ford F-150
  • P3F81 Ford F-250
  • P3F81 Ford F-350
  • P3F81 Ford Fiesta
  • P3F81 Ford Flex
  • P3F81 Ford Focus
  • P3F81 Ford Focus Electric
  • P3F81 Ford Freestar
  • P3F81 Ford Freestyle
  • P3F81 Ford Fusion
  • P3F81 Ford Fusion Energi
  • P3F81 Ford Fusion Hybrid
  • P3F81 Ford Fusion Plug-In Hybrid
  • P3F81 Ford GT
  • P3F81 Ford Mustang
  • P3F81 Ford Mustang Mach-E
  • P3F81 Ford Mystique
  • P3F81 Ford Probe
  • P3F81 Ford Ranger
  • P3F81 Ford Taurus
  • P3F81 Ford Taurus X
  • P3F81 Ford Tempo
  • P3F81 Ford Thunderbird
  • P3F81 Ford Transit
  • P3F81 Ford Transit Connect
  • P3F81 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.