B1857

B1857 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B1857 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.Determine if the extra switch is not required for the vehicle or if the switch has been installed but the necessary reference parameter has not been programmed into the BHM.

This circuit connects to the CHM as an input at connector J3,P. The CHM passes the signal through to power the tail lamps and marker lamps from connector C2 pin G and also from connector C1 pins D, E, and F.

Ford B1857 Fault Code Meaning :

Ford B1857 Symptoms :

Ford B1857 Reasons :

How To Fix Ford B1857 Trouble Code ?

Which Ford cars have the code B1857?

  • B1857 Ford Aerostar
  • B1857 Ford Bronco
  • B1857 Ford C-Max
  • B1857 Ford C-Max Energi
  • B1857 Ford C-Max Hybrid
  • B1857 Ford Contour
  • B1857 Ford Crown Victoria
  • B1857 Ford EcoSport
  • B1857 Ford Econoline
  • B1857 Ford Edge
  • B1857 Ford Escape
  • B1857 Ford Escape Hybrid
  • B1857 Ford Escort
  • B1857 Ford Everest
  • B1857 Ford Excursion
  • B1857 Ford Expedition
  • B1857 Ford Explorer
  • B1857 Ford Explorer Sport Trac
  • B1857 Ford F-150
  • B1857 Ford F-250
  • B1857 Ford F-350
  • B1857 Ford Fiesta
  • B1857 Ford Flex
  • B1857 Ford Focus
  • B1857 Ford Focus Electric
  • B1857 Ford Freestar
  • B1857 Ford Freestyle
  • B1857 Ford Fusion
  • B1857 Ford Fusion Energi
  • B1857 Ford Fusion Hybrid
  • B1857 Ford Fusion Plug-In Hybrid
  • B1857 Ford GT
  • B1857 Ford Mustang
  • B1857 Ford Mustang Mach-E
  • B1857 Ford Mystique
  • B1857 Ford Probe
  • B1857 Ford Ranger
  • B1857 Ford Taurus
  • B1857 Ford Taurus X
  • B1857 Ford Tempo
  • B1857 Ford Thunderbird
  • B1857 Ford Transit
  • B1857 Ford Transit Connect
  • B1857 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.