B3987

B3987 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B3987 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 B3987 Fault Code Meaning :

Ford B3987 Symptoms :

Ford B3987 Reasons :

How To Fix Ford B3987 Trouble Code ?

Which Ford cars have the code B3987?

  • B3987 Ford Aerostar
  • B3987 Ford Bronco
  • B3987 Ford C-Max
  • B3987 Ford C-Max Energi
  • B3987 Ford C-Max Hybrid
  • B3987 Ford Contour
  • B3987 Ford Crown Victoria
  • B3987 Ford EcoSport
  • B3987 Ford Econoline
  • B3987 Ford Edge
  • B3987 Ford Escape
  • B3987 Ford Escape Hybrid
  • B3987 Ford Escort
  • B3987 Ford Everest
  • B3987 Ford Excursion
  • B3987 Ford Expedition
  • B3987 Ford Explorer
  • B3987 Ford Explorer Sport Trac
  • B3987 Ford F-150
  • B3987 Ford F-250
  • B3987 Ford F-350
  • B3987 Ford Fiesta
  • B3987 Ford Flex
  • B3987 Ford Focus
  • B3987 Ford Focus Electric
  • B3987 Ford Freestar
  • B3987 Ford Freestyle
  • B3987 Ford Fusion
  • B3987 Ford Fusion Energi
  • B3987 Ford Fusion Hybrid
  • B3987 Ford Fusion Plug-In Hybrid
  • B3987 Ford GT
  • B3987 Ford Mustang
  • B3987 Ford Mustang Mach-E
  • B3987 Ford Mystique
  • B3987 Ford Probe
  • B3987 Ford Ranger
  • B3987 Ford Taurus
  • B3987 Ford Taurus X
  • B3987 Ford Tempo
  • B3987 Ford Thunderbird
  • B3987 Ford Transit
  • B3987 Ford Transit Connect
  • B3987 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.