B3857

B3857 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B3857 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 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.

The suspension proportioning output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension proportioning air solenoid fault, and for air pressure switch short circuit fault.

Ford B3857 Fault Code Meaning :

Ford B3857 Symptoms :

Ford B3857 Reasons :

How To Fix Ford B3857 Trouble Code ?

Which Ford cars have the code B3857?

  • B3857 Ford Aerostar
  • B3857 Ford Bronco
  • B3857 Ford C-Max
  • B3857 Ford C-Max Energi
  • B3857 Ford C-Max Hybrid
  • B3857 Ford Contour
  • B3857 Ford Crown Victoria
  • B3857 Ford EcoSport
  • B3857 Ford Econoline
  • B3857 Ford Edge
  • B3857 Ford Escape
  • B3857 Ford Escape Hybrid
  • B3857 Ford Escort
  • B3857 Ford Everest
  • B3857 Ford Excursion
  • B3857 Ford Expedition
  • B3857 Ford Explorer
  • B3857 Ford Explorer Sport Trac
  • B3857 Ford F-150
  • B3857 Ford F-250
  • B3857 Ford F-350
  • B3857 Ford Fiesta
  • B3857 Ford Flex
  • B3857 Ford Focus
  • B3857 Ford Focus Electric
  • B3857 Ford Freestar
  • B3857 Ford Freestyle
  • B3857 Ford Fusion
  • B3857 Ford Fusion Energi
  • B3857 Ford Fusion Hybrid
  • B3857 Ford Fusion Plug-In Hybrid
  • B3857 Ford GT
  • B3857 Ford Mustang
  • B3857 Ford Mustang Mach-E
  • B3857 Ford Mystique
  • B3857 Ford Probe
  • B3857 Ford Ranger
  • B3857 Ford Taurus
  • B3857 Ford Taurus X
  • B3857 Ford Tempo
  • B3857 Ford Thunderbird
  • B3857 Ford Transit
  • B3857 Ford Transit Connect
  • B3857 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.