C3947

C3947 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3947 Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.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 C3947 Fault Code Meaning :

Ford C3947 Symptoms :

Ford C3947 Reasons :

How To Fix Ford C3947 Trouble Code ?

Which Ford cars have the code C3947?

  • C3947 Ford Aerostar
  • C3947 Ford Bronco
  • C3947 Ford C-Max
  • C3947 Ford C-Max Energi
  • C3947 Ford C-Max Hybrid
  • C3947 Ford Contour
  • C3947 Ford Crown Victoria
  • C3947 Ford EcoSport
  • C3947 Ford Econoline
  • C3947 Ford Edge
  • C3947 Ford Escape
  • C3947 Ford Escape Hybrid
  • C3947 Ford Escort
  • C3947 Ford Everest
  • C3947 Ford Excursion
  • C3947 Ford Expedition
  • C3947 Ford Explorer
  • C3947 Ford Explorer Sport Trac
  • C3947 Ford F-150
  • C3947 Ford F-250
  • C3947 Ford F-350
  • C3947 Ford Fiesta
  • C3947 Ford Flex
  • C3947 Ford Focus
  • C3947 Ford Focus Electric
  • C3947 Ford Freestar
  • C3947 Ford Freestyle
  • C3947 Ford Fusion
  • C3947 Ford Fusion Energi
  • C3947 Ford Fusion Hybrid
  • C3947 Ford Fusion Plug-In Hybrid
  • C3947 Ford GT
  • C3947 Ford Mustang
  • C3947 Ford Mustang Mach-E
  • C3947 Ford Mystique
  • C3947 Ford Probe
  • C3947 Ford Ranger
  • C3947 Ford Taurus
  • C3947 Ford Taurus X
  • C3947 Ford Tempo
  • C3947 Ford Thunderbird
  • C3947 Ford Transit
  • C3947 Ford Transit Connect
  • C3947 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.