B3850

B3850 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B3850 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 supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

When the engine is in higher engine speed and torque condition, the differential pressure over the DPF is expected to rise according to engine speed and torque. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford B3850 Fault Code Meaning :

Ford B3850 Symptoms :

Ford B3850 Reasons :

How To Fix Ford B3850 Trouble Code ?

Which Ford cars have the code B3850?

  • B3850 Ford Aerostar
  • B3850 Ford Bronco
  • B3850 Ford C-Max
  • B3850 Ford C-Max Energi
  • B3850 Ford C-Max Hybrid
  • B3850 Ford Contour
  • B3850 Ford Crown Victoria
  • B3850 Ford EcoSport
  • B3850 Ford Econoline
  • B3850 Ford Edge
  • B3850 Ford Escape
  • B3850 Ford Escape Hybrid
  • B3850 Ford Escort
  • B3850 Ford Everest
  • B3850 Ford Excursion
  • B3850 Ford Expedition
  • B3850 Ford Explorer
  • B3850 Ford Explorer Sport Trac
  • B3850 Ford F-150
  • B3850 Ford F-250
  • B3850 Ford F-350
  • B3850 Ford Fiesta
  • B3850 Ford Flex
  • B3850 Ford Focus
  • B3850 Ford Focus Electric
  • B3850 Ford Freestar
  • B3850 Ford Freestyle
  • B3850 Ford Fusion
  • B3850 Ford Fusion Energi
  • B3850 Ford Fusion Hybrid
  • B3850 Ford Fusion Plug-In Hybrid
  • B3850 Ford GT
  • B3850 Ford Mustang
  • B3850 Ford Mustang Mach-E
  • B3850 Ford Mystique
  • B3850 Ford Probe
  • B3850 Ford Ranger
  • B3850 Ford Taurus
  • B3850 Ford Taurus X
  • B3850 Ford Tempo
  • B3850 Ford Thunderbird
  • B3850 Ford Transit
  • B3850 Ford Transit Connect
  • B3850 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.