B3984

B3984 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B3984 Diagnosis

The PTO 1 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for PTO 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 FF.

The End of Frame air output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for an End of Frame air solenoid fault, and for an air pressure switch short circuit fault.

Ford B3984 Fault Code Meaning :

Ford B3984 Symptoms :

Ford B3984 Reasons :

How To Fix Ford B3984 Trouble Code ?

Which Ford cars have the code B3984?

  • B3984 Ford Aerostar
  • B3984 Ford Bronco
  • B3984 Ford C-Max
  • B3984 Ford C-Max Energi
  • B3984 Ford C-Max Hybrid
  • B3984 Ford Contour
  • B3984 Ford Crown Victoria
  • B3984 Ford EcoSport
  • B3984 Ford Econoline
  • B3984 Ford Edge
  • B3984 Ford Escape
  • B3984 Ford Escape Hybrid
  • B3984 Ford Escort
  • B3984 Ford Everest
  • B3984 Ford Excursion
  • B3984 Ford Expedition
  • B3984 Ford Explorer
  • B3984 Ford Explorer Sport Trac
  • B3984 Ford F-150
  • B3984 Ford F-250
  • B3984 Ford F-350
  • B3984 Ford Fiesta
  • B3984 Ford Flex
  • B3984 Ford Focus
  • B3984 Ford Focus Electric
  • B3984 Ford Freestar
  • B3984 Ford Freestyle
  • B3984 Ford Fusion
  • B3984 Ford Fusion Energi
  • B3984 Ford Fusion Hybrid
  • B3984 Ford Fusion Plug-In Hybrid
  • B3984 Ford GT
  • B3984 Ford Mustang
  • B3984 Ford Mustang Mach-E
  • B3984 Ford Mystique
  • B3984 Ford Probe
  • B3984 Ford Ranger
  • B3984 Ford Taurus
  • B3984 Ford Taurus X
  • B3984 Ford Tempo
  • B3984 Ford Thunderbird
  • B3984 Ford Transit
  • B3984 Ford Transit Connect
  • B3984 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.