C3871

C3871 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3871 Diagnosis

The fault remains active until the ignition is turned ON when the fault is no longer present. Some BHM configurations force this circuit off until the ignition switch is cycled.The position information for the switch becomes Not Available. Remove the duplicate Smart Switch, then use ServiceLink to verify that the correct Smart Switches are configured for the vehicle.

Engine starting is disabled and other optional functions may be interrupted until the fault is corrected and the ignition switch is cycled.

Ford C3871 Fault Code Meaning :

Ford C3871 Symptoms :

Ford C3871 Reasons :

How To Fix Ford C3871 Trouble Code ?

Which Ford cars have the code C3871?

  • C3871 Ford Aerostar
  • C3871 Ford Bronco
  • C3871 Ford C-Max
  • C3871 Ford C-Max Energi
  • C3871 Ford C-Max Hybrid
  • C3871 Ford Contour
  • C3871 Ford Crown Victoria
  • C3871 Ford EcoSport
  • C3871 Ford Econoline
  • C3871 Ford Edge
  • C3871 Ford Escape
  • C3871 Ford Escape Hybrid
  • C3871 Ford Escort
  • C3871 Ford Everest
  • C3871 Ford Excursion
  • C3871 Ford Expedition
  • C3871 Ford Explorer
  • C3871 Ford Explorer Sport Trac
  • C3871 Ford F-150
  • C3871 Ford F-250
  • C3871 Ford F-350
  • C3871 Ford Fiesta
  • C3871 Ford Flex
  • C3871 Ford Focus
  • C3871 Ford Focus Electric
  • C3871 Ford Freestar
  • C3871 Ford Freestyle
  • C3871 Ford Fusion
  • C3871 Ford Fusion Energi
  • C3871 Ford Fusion Hybrid
  • C3871 Ford Fusion Plug-In Hybrid
  • C3871 Ford GT
  • C3871 Ford Mustang
  • C3871 Ford Mustang Mach-E
  • C3871 Ford Mystique
  • C3871 Ford Probe
  • C3871 Ford Ranger
  • C3871 Ford Taurus
  • C3871 Ford Taurus X
  • C3871 Ford Tempo
  • C3871 Ford Thunderbird
  • C3871 Ford Transit
  • C3871 Ford Transit Connect
  • C3871 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.