P3C40

P3C40 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3C40 Diagnosis

The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for an open 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 P3C40 Fault Code Meaning :

Ford P3C40 Symptoms :

Ford P3C40 Reasons :

How To Fix Ford P3C40 Trouble Code ?

Which Ford cars have the code P3C40?

  • P3C40 Ford Aerostar
  • P3C40 Ford Bronco
  • P3C40 Ford C-Max
  • P3C40 Ford C-Max Energi
  • P3C40 Ford C-Max Hybrid
  • P3C40 Ford Contour
  • P3C40 Ford Crown Victoria
  • P3C40 Ford EcoSport
  • P3C40 Ford Econoline
  • P3C40 Ford Edge
  • P3C40 Ford Escape
  • P3C40 Ford Escape Hybrid
  • P3C40 Ford Escort
  • P3C40 Ford Everest
  • P3C40 Ford Excursion
  • P3C40 Ford Expedition
  • P3C40 Ford Explorer
  • P3C40 Ford Explorer Sport Trac
  • P3C40 Ford F-150
  • P3C40 Ford F-250
  • P3C40 Ford F-350
  • P3C40 Ford Fiesta
  • P3C40 Ford Flex
  • P3C40 Ford Focus
  • P3C40 Ford Focus Electric
  • P3C40 Ford Freestar
  • P3C40 Ford Freestyle
  • P3C40 Ford Fusion
  • P3C40 Ford Fusion Energi
  • P3C40 Ford Fusion Hybrid
  • P3C40 Ford Fusion Plug-In Hybrid
  • P3C40 Ford GT
  • P3C40 Ford Mustang
  • P3C40 Ford Mustang Mach-E
  • P3C40 Ford Mystique
  • P3C40 Ford Probe
  • P3C40 Ford Ranger
  • P3C40 Ford Taurus
  • P3C40 Ford Taurus X
  • P3C40 Ford Tempo
  • P3C40 Ford Thunderbird
  • P3C40 Ford Transit
  • P3C40 Ford Transit Connect
  • P3C40 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.