C3873

C3873 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3873 Diagnosis

The axle lift 2 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for axle lift 2 air solenoid fault, and for air pressure switch short circuit fault.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 C3873 Fault Code Meaning :

Ford C3873 Symptoms :

Ford C3873 Reasons :

How To Fix Ford C3873 Trouble Code ?

Which Ford cars have the code C3873?

  • C3873 Ford Aerostar
  • C3873 Ford Bronco
  • C3873 Ford C-Max
  • C3873 Ford C-Max Energi
  • C3873 Ford C-Max Hybrid
  • C3873 Ford Contour
  • C3873 Ford Crown Victoria
  • C3873 Ford EcoSport
  • C3873 Ford Econoline
  • C3873 Ford Edge
  • C3873 Ford Escape
  • C3873 Ford Escape Hybrid
  • C3873 Ford Escort
  • C3873 Ford Everest
  • C3873 Ford Excursion
  • C3873 Ford Expedition
  • C3873 Ford Explorer
  • C3873 Ford Explorer Sport Trac
  • C3873 Ford F-150
  • C3873 Ford F-250
  • C3873 Ford F-350
  • C3873 Ford Fiesta
  • C3873 Ford Flex
  • C3873 Ford Focus
  • C3873 Ford Focus Electric
  • C3873 Ford Freestar
  • C3873 Ford Freestyle
  • C3873 Ford Fusion
  • C3873 Ford Fusion Energi
  • C3873 Ford Fusion Hybrid
  • C3873 Ford Fusion Plug-In Hybrid
  • C3873 Ford GT
  • C3873 Ford Mustang
  • C3873 Ford Mustang Mach-E
  • C3873 Ford Mystique
  • C3873 Ford Probe
  • C3873 Ford Ranger
  • C3873 Ford Taurus
  • C3873 Ford Taurus X
  • C3873 Ford Tempo
  • C3873 Ford Thunderbird
  • C3873 Ford Transit
  • C3873 Ford Transit Connect
  • C3873 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.