P3790

P3790 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3790 Diagnosis

The output circuits that are powered by VBAT2 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. 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 P3790 Fault Code Meaning :

Ford P3790 Symptoms :

Ford P3790 Reasons :

How To Fix Ford P3790 Trouble Code ?

Which Ford cars have the code P3790?

  • P3790 Ford Aerostar
  • P3790 Ford Bronco
  • P3790 Ford C-Max
  • P3790 Ford C-Max Energi
  • P3790 Ford C-Max Hybrid
  • P3790 Ford Contour
  • P3790 Ford Crown Victoria
  • P3790 Ford EcoSport
  • P3790 Ford Econoline
  • P3790 Ford Edge
  • P3790 Ford Escape
  • P3790 Ford Escape Hybrid
  • P3790 Ford Escort
  • P3790 Ford Everest
  • P3790 Ford Excursion
  • P3790 Ford Expedition
  • P3790 Ford Explorer
  • P3790 Ford Explorer Sport Trac
  • P3790 Ford F-150
  • P3790 Ford F-250
  • P3790 Ford F-350
  • P3790 Ford Fiesta
  • P3790 Ford Flex
  • P3790 Ford Focus
  • P3790 Ford Focus Electric
  • P3790 Ford Freestar
  • P3790 Ford Freestyle
  • P3790 Ford Fusion
  • P3790 Ford Fusion Energi
  • P3790 Ford Fusion Hybrid
  • P3790 Ford Fusion Plug-In Hybrid
  • P3790 Ford GT
  • P3790 Ford Mustang
  • P3790 Ford Mustang Mach-E
  • P3790 Ford Mystique
  • P3790 Ford Probe
  • P3790 Ford Ranger
  • P3790 Ford Taurus
  • P3790 Ford Taurus X
  • P3790 Ford Tempo
  • P3790 Ford Thunderbird
  • P3790 Ford Transit
  • P3790 Ford Transit Connect
  • P3790 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.