C3859

C3859 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3859 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.The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

The suspension proportioning output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension proportioning air solenoid fault, and for air pressure switch short circuit fault.

Ford C3859 Fault Code Meaning :

Ford C3859 Symptoms :

Ford C3859 Reasons :

How To Fix Ford C3859 Trouble Code ?

Which Ford cars have the code C3859?

  • C3859 Ford Aerostar
  • C3859 Ford Bronco
  • C3859 Ford C-Max
  • C3859 Ford C-Max Energi
  • C3859 Ford C-Max Hybrid
  • C3859 Ford Contour
  • C3859 Ford Crown Victoria
  • C3859 Ford EcoSport
  • C3859 Ford Econoline
  • C3859 Ford Edge
  • C3859 Ford Escape
  • C3859 Ford Escape Hybrid
  • C3859 Ford Escort
  • C3859 Ford Everest
  • C3859 Ford Excursion
  • C3859 Ford Expedition
  • C3859 Ford Explorer
  • C3859 Ford Explorer Sport Trac
  • C3859 Ford F-150
  • C3859 Ford F-250
  • C3859 Ford F-350
  • C3859 Ford Fiesta
  • C3859 Ford Flex
  • C3859 Ford Focus
  • C3859 Ford Focus Electric
  • C3859 Ford Freestar
  • C3859 Ford Freestyle
  • C3859 Ford Fusion
  • C3859 Ford Fusion Energi
  • C3859 Ford Fusion Hybrid
  • C3859 Ford Fusion Plug-In Hybrid
  • C3859 Ford GT
  • C3859 Ford Mustang
  • C3859 Ford Mustang Mach-E
  • C3859 Ford Mystique
  • C3859 Ford Probe
  • C3859 Ford Ranger
  • C3859 Ford Taurus
  • C3859 Ford Taurus X
  • C3859 Ford Tempo
  • C3859 Ford Thunderbird
  • C3859 Ford Transit
  • C3859 Ford Transit Connect
  • C3859 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.