C0408

C0408 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C0408 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 C0408 Fault Code Meaning :

Ford C0408 Symptoms :

Ford C0408 Reasons :

How To Fix Ford C0408 Trouble Code ?

Which Ford cars have the code C0408?

  • C0408 Ford Aerostar
  • C0408 Ford Bronco
  • C0408 Ford C-Max
  • C0408 Ford C-Max Energi
  • C0408 Ford C-Max Hybrid
  • C0408 Ford Contour
  • C0408 Ford Crown Victoria
  • C0408 Ford EcoSport
  • C0408 Ford Econoline
  • C0408 Ford Edge
  • C0408 Ford Escape
  • C0408 Ford Escape Hybrid
  • C0408 Ford Escort
  • C0408 Ford Everest
  • C0408 Ford Excursion
  • C0408 Ford Expedition
  • C0408 Ford Explorer
  • C0408 Ford Explorer Sport Trac
  • C0408 Ford F-150
  • C0408 Ford F-250
  • C0408 Ford F-350
  • C0408 Ford Fiesta
  • C0408 Ford Flex
  • C0408 Ford Focus
  • C0408 Ford Focus Electric
  • C0408 Ford Freestar
  • C0408 Ford Freestyle
  • C0408 Ford Fusion
  • C0408 Ford Fusion Energi
  • C0408 Ford Fusion Hybrid
  • C0408 Ford Fusion Plug-In Hybrid
  • C0408 Ford GT
  • C0408 Ford Mustang
  • C0408 Ford Mustang Mach-E
  • C0408 Ford Mystique
  • C0408 Ford Probe
  • C0408 Ford Ranger
  • C0408 Ford Taurus
  • C0408 Ford Taurus X
  • C0408 Ford Tempo
  • C0408 Ford Thunderbird
  • C0408 Ford Transit
  • C0408 Ford Transit Connect
  • C0408 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.