C278D

C278D Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C278D 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 C278D Fault Code Meaning :

Ford C278D Symptoms :

Ford C278D Reasons :

How To Fix Ford C278D Trouble Code ?

Which Ford cars have the code C278D?

  • C278D Ford Aerostar
  • C278D Ford Bronco
  • C278D Ford C-Max
  • C278D Ford C-Max Energi
  • C278D Ford C-Max Hybrid
  • C278D Ford Contour
  • C278D Ford Crown Victoria
  • C278D Ford EcoSport
  • C278D Ford Econoline
  • C278D Ford Edge
  • C278D Ford Escape
  • C278D Ford Escape Hybrid
  • C278D Ford Escort
  • C278D Ford Everest
  • C278D Ford Excursion
  • C278D Ford Expedition
  • C278D Ford Explorer
  • C278D Ford Explorer Sport Trac
  • C278D Ford F-150
  • C278D Ford F-250
  • C278D Ford F-350
  • C278D Ford Fiesta
  • C278D Ford Flex
  • C278D Ford Focus
  • C278D Ford Focus Electric
  • C278D Ford Freestar
  • C278D Ford Freestyle
  • C278D Ford Fusion
  • C278D Ford Fusion Energi
  • C278D Ford Fusion Hybrid
  • C278D Ford Fusion Plug-In Hybrid
  • C278D Ford GT
  • C278D Ford Mustang
  • C278D Ford Mustang Mach-E
  • C278D Ford Mystique
  • C278D Ford Probe
  • C278D Ford Ranger
  • C278D Ford Taurus
  • C278D Ford Taurus X
  • C278D Ford Tempo
  • C278D Ford Thunderbird
  • C278D Ford Transit
  • C278D Ford Transit Connect
  • C278D 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.