P78C0

P78C0 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P78C0 Diagnosis

The PTO 1 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for PTO 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 P78C0 Fault Code Meaning :

Ford P78C0 Symptoms :

Ford P78C0 Reasons :

How To Fix Ford P78C0 Trouble Code ?

Which Ford cars have the code P78C0?

  • P78C0 Ford Aerostar
  • P78C0 Ford Bronco
  • P78C0 Ford C-Max
  • P78C0 Ford C-Max Energi
  • P78C0 Ford C-Max Hybrid
  • P78C0 Ford Contour
  • P78C0 Ford Crown Victoria
  • P78C0 Ford EcoSport
  • P78C0 Ford Econoline
  • P78C0 Ford Edge
  • P78C0 Ford Escape
  • P78C0 Ford Escape Hybrid
  • P78C0 Ford Escort
  • P78C0 Ford Everest
  • P78C0 Ford Excursion
  • P78C0 Ford Expedition
  • P78C0 Ford Explorer
  • P78C0 Ford Explorer Sport Trac
  • P78C0 Ford F-150
  • P78C0 Ford F-250
  • P78C0 Ford F-350
  • P78C0 Ford Fiesta
  • P78C0 Ford Flex
  • P78C0 Ford Focus
  • P78C0 Ford Focus Electric
  • P78C0 Ford Freestar
  • P78C0 Ford Freestyle
  • P78C0 Ford Fusion
  • P78C0 Ford Fusion Energi
  • P78C0 Ford Fusion Hybrid
  • P78C0 Ford Fusion Plug-In Hybrid
  • P78C0 Ford GT
  • P78C0 Ford Mustang
  • P78C0 Ford Mustang Mach-E
  • P78C0 Ford Mystique
  • P78C0 Ford Probe
  • P78C0 Ford Ranger
  • P78C0 Ford Taurus
  • P78C0 Ford Taurus X
  • P78C0 Ford Tempo
  • P78C0 Ford Thunderbird
  • P78C0 Ford Transit
  • P78C0 Ford Transit Connect
  • P78C0 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.