P0C78

P0C78 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P0C78 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 is detecting more than one smart switch with the same ID number present on the vehicle. The outputs controlled by the switch and the indicator in the switch are commanded OFF.

The disconnected pipe malfunction is detected when the ventilator tube from the valve cover to the separator device is disconnected resulting in a pressure below the lower limit.Both of these malfunctions will result in a DTC being set.

Ford P0C78 Fault Code Meaning :

Ford P0C78 Symptoms :

Ford P0C78 Reasons :

How To Fix Ford P0C78 Trouble Code ?

Which Ford cars have the code P0C78?

  • P0C78 Ford Aerostar
  • P0C78 Ford Bronco
  • P0C78 Ford C-Max
  • P0C78 Ford C-Max Energi
  • P0C78 Ford C-Max Hybrid
  • P0C78 Ford Contour
  • P0C78 Ford Crown Victoria
  • P0C78 Ford EcoSport
  • P0C78 Ford Econoline
  • P0C78 Ford Edge
  • P0C78 Ford Escape
  • P0C78 Ford Escape Hybrid
  • P0C78 Ford Escort
  • P0C78 Ford Everest
  • P0C78 Ford Excursion
  • P0C78 Ford Expedition
  • P0C78 Ford Explorer
  • P0C78 Ford Explorer Sport Trac
  • P0C78 Ford F-150
  • P0C78 Ford F-250
  • P0C78 Ford F-350
  • P0C78 Ford Fiesta
  • P0C78 Ford Flex
  • P0C78 Ford Focus
  • P0C78 Ford Focus Electric
  • P0C78 Ford Freestar
  • P0C78 Ford Freestyle
  • P0C78 Ford Fusion
  • P0C78 Ford Fusion Energi
  • P0C78 Ford Fusion Hybrid
  • P0C78 Ford Fusion Plug-In Hybrid
  • P0C78 Ford GT
  • P0C78 Ford Mustang
  • P0C78 Ford Mustang Mach-E
  • P0C78 Ford Mystique
  • P0C78 Ford Probe
  • P0C78 Ford Ranger
  • P0C78 Ford Taurus
  • P0C78 Ford Taurus X
  • P0C78 Ford Tempo
  • P0C78 Ford Thunderbird
  • P0C78 Ford Transit
  • P0C78 Ford Transit Connect
  • P0C78 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.