C2791

C2791 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C2791 Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.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 C2791 Fault Code Meaning :

Ford C2791 Symptoms :

Ford C2791 Reasons :

How To Fix Ford C2791 Trouble Code ?

Which Ford cars have the code C2791?

  • C2791 Ford Aerostar
  • C2791 Ford Bronco
  • C2791 Ford C-Max
  • C2791 Ford C-Max Energi
  • C2791 Ford C-Max Hybrid
  • C2791 Ford Contour
  • C2791 Ford Crown Victoria
  • C2791 Ford EcoSport
  • C2791 Ford Econoline
  • C2791 Ford Edge
  • C2791 Ford Escape
  • C2791 Ford Escape Hybrid
  • C2791 Ford Escort
  • C2791 Ford Everest
  • C2791 Ford Excursion
  • C2791 Ford Expedition
  • C2791 Ford Explorer
  • C2791 Ford Explorer Sport Trac
  • C2791 Ford F-150
  • C2791 Ford F-250
  • C2791 Ford F-350
  • C2791 Ford Fiesta
  • C2791 Ford Flex
  • C2791 Ford Focus
  • C2791 Ford Focus Electric
  • C2791 Ford Freestar
  • C2791 Ford Freestyle
  • C2791 Ford Fusion
  • C2791 Ford Fusion Energi
  • C2791 Ford Fusion Hybrid
  • C2791 Ford Fusion Plug-In Hybrid
  • C2791 Ford GT
  • C2791 Ford Mustang
  • C2791 Ford Mustang Mach-E
  • C2791 Ford Mystique
  • C2791 Ford Probe
  • C2791 Ford Ranger
  • C2791 Ford Taurus
  • C2791 Ford Taurus X
  • C2791 Ford Tempo
  • C2791 Ford Thunderbird
  • C2791 Ford Transit
  • C2791 Ford Transit Connect
  • C2791 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.