B0408

B0408 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B0408 Diagnosis

The axle lift 2 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for axle lift 2 air solenoid fault, and for air pressure switch short circuit fault.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 top-of-clutch switch and bottom-of-clutch switch are both measured as closed at the same time. Troubleshoot for clutch switch shorted, or for a wiring fault between the clutch switch and the BHM.

Ford B0408 Fault Code Meaning :

Ford B0408 Symptoms :

Ford B0408 Reasons :

How To Fix Ford B0408 Trouble Code ?

Which Ford cars have the code B0408?

  • B0408 Ford Aerostar
  • B0408 Ford Bronco
  • B0408 Ford C-Max
  • B0408 Ford C-Max Energi
  • B0408 Ford C-Max Hybrid
  • B0408 Ford Contour
  • B0408 Ford Crown Victoria
  • B0408 Ford EcoSport
  • B0408 Ford Econoline
  • B0408 Ford Edge
  • B0408 Ford Escape
  • B0408 Ford Escape Hybrid
  • B0408 Ford Escort
  • B0408 Ford Everest
  • B0408 Ford Excursion
  • B0408 Ford Expedition
  • B0408 Ford Explorer
  • B0408 Ford Explorer Sport Trac
  • B0408 Ford F-150
  • B0408 Ford F-250
  • B0408 Ford F-350
  • B0408 Ford Fiesta
  • B0408 Ford Flex
  • B0408 Ford Focus
  • B0408 Ford Focus Electric
  • B0408 Ford Freestar
  • B0408 Ford Freestyle
  • B0408 Ford Fusion
  • B0408 Ford Fusion Energi
  • B0408 Ford Fusion Hybrid
  • B0408 Ford Fusion Plug-In Hybrid
  • B0408 Ford GT
  • B0408 Ford Mustang
  • B0408 Ford Mustang Mach-E
  • B0408 Ford Mystique
  • B0408 Ford Probe
  • B0408 Ford Ranger
  • B0408 Ford Taurus
  • B0408 Ford Taurus X
  • B0408 Ford Tempo
  • B0408 Ford Thunderbird
  • B0408 Ford Transit
  • B0408 Ford Transit Connect
  • B0408 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.