C3790

C3790 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3790 Diagnosis

The fault remains active until the ignition is turned ON when the fault is no longer present. Some BHM configurations force this circuit off until the ignition switch is cycled.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 FF.

The End of Frame air output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for an End of Frame air solenoid fault, and for an air pressure switch short circuit fault.

Ford C3790 Fault Code Meaning :

Ford C3790 Symptoms :

Ford C3790 Reasons :

How To Fix Ford C3790 Trouble Code ?

Which Ford cars have the code C3790?

  • C3790 Ford Aerostar
  • C3790 Ford Bronco
  • C3790 Ford C-Max
  • C3790 Ford C-Max Energi
  • C3790 Ford C-Max Hybrid
  • C3790 Ford Contour
  • C3790 Ford Crown Victoria
  • C3790 Ford EcoSport
  • C3790 Ford Econoline
  • C3790 Ford Edge
  • C3790 Ford Escape
  • C3790 Ford Escape Hybrid
  • C3790 Ford Escort
  • C3790 Ford Everest
  • C3790 Ford Excursion
  • C3790 Ford Expedition
  • C3790 Ford Explorer
  • C3790 Ford Explorer Sport Trac
  • C3790 Ford F-150
  • C3790 Ford F-250
  • C3790 Ford F-350
  • C3790 Ford Fiesta
  • C3790 Ford Flex
  • C3790 Ford Focus
  • C3790 Ford Focus Electric
  • C3790 Ford Freestar
  • C3790 Ford Freestyle
  • C3790 Ford Fusion
  • C3790 Ford Fusion Energi
  • C3790 Ford Fusion Hybrid
  • C3790 Ford Fusion Plug-In Hybrid
  • C3790 Ford GT
  • C3790 Ford Mustang
  • C3790 Ford Mustang Mach-E
  • C3790 Ford Mystique
  • C3790 Ford Probe
  • C3790 Ford Ranger
  • C3790 Ford Taurus
  • C3790 Ford Taurus X
  • C3790 Ford Tempo
  • C3790 Ford Thunderbird
  • C3790 Ford Transit
  • C3790 Ford Transit Connect
  • C3790 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.