C0857

C0857 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C0857 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 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 C0857 Fault Code Meaning :

Ford C0857 Symptoms :

Ford C0857 Reasons :

How To Fix Ford C0857 Trouble Code ?

Which Ford cars have the code C0857?

  • C0857 Ford Aerostar
  • C0857 Ford Bronco
  • C0857 Ford C-Max
  • C0857 Ford C-Max Energi
  • C0857 Ford C-Max Hybrid
  • C0857 Ford Contour
  • C0857 Ford Crown Victoria
  • C0857 Ford EcoSport
  • C0857 Ford Econoline
  • C0857 Ford Edge
  • C0857 Ford Escape
  • C0857 Ford Escape Hybrid
  • C0857 Ford Escort
  • C0857 Ford Everest
  • C0857 Ford Excursion
  • C0857 Ford Expedition
  • C0857 Ford Explorer
  • C0857 Ford Explorer Sport Trac
  • C0857 Ford F-150
  • C0857 Ford F-250
  • C0857 Ford F-350
  • C0857 Ford Fiesta
  • C0857 Ford Flex
  • C0857 Ford Focus
  • C0857 Ford Focus Electric
  • C0857 Ford Freestar
  • C0857 Ford Freestyle
  • C0857 Ford Fusion
  • C0857 Ford Fusion Energi
  • C0857 Ford Fusion Hybrid
  • C0857 Ford Fusion Plug-In Hybrid
  • C0857 Ford GT
  • C0857 Ford Mustang
  • C0857 Ford Mustang Mach-E
  • C0857 Ford Mystique
  • C0857 Ford Probe
  • C0857 Ford Ranger
  • C0857 Ford Taurus
  • C0857 Ford Taurus X
  • C0857 Ford Tempo
  • C0857 Ford Thunderbird
  • C0857 Ford Transit
  • C0857 Ford Transit Connect
  • C0857 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.