P3902

P3902 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3902 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 P3902 Fault Code Meaning :

Ford P3902 Symptoms :

Ford P3902 Reasons :

How To Fix Ford P3902 Trouble Code ?

Which Ford cars have the code P3902?

  • P3902 Ford Aerostar
  • P3902 Ford Bronco
  • P3902 Ford C-Max
  • P3902 Ford C-Max Energi
  • P3902 Ford C-Max Hybrid
  • P3902 Ford Contour
  • P3902 Ford Crown Victoria
  • P3902 Ford EcoSport
  • P3902 Ford Econoline
  • P3902 Ford Edge
  • P3902 Ford Escape
  • P3902 Ford Escape Hybrid
  • P3902 Ford Escort
  • P3902 Ford Everest
  • P3902 Ford Excursion
  • P3902 Ford Expedition
  • P3902 Ford Explorer
  • P3902 Ford Explorer Sport Trac
  • P3902 Ford F-150
  • P3902 Ford F-250
  • P3902 Ford F-350
  • P3902 Ford Fiesta
  • P3902 Ford Flex
  • P3902 Ford Focus
  • P3902 Ford Focus Electric
  • P3902 Ford Freestar
  • P3902 Ford Freestyle
  • P3902 Ford Fusion
  • P3902 Ford Fusion Energi
  • P3902 Ford Fusion Hybrid
  • P3902 Ford Fusion Plug-In Hybrid
  • P3902 Ford GT
  • P3902 Ford Mustang
  • P3902 Ford Mustang Mach-E
  • P3902 Ford Mystique
  • P3902 Ford Probe
  • P3902 Ford Ranger
  • P3902 Ford Taurus
  • P3902 Ford Taurus X
  • P3902 Ford Tempo
  • P3902 Ford Thunderbird
  • P3902 Ford Transit
  • P3902 Ford Transit Connect
  • P3902 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.