P857F

P857F Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P857F Diagnosis

The CHM does not suupport PWM type DRLs. The vehicle has a BHM mismatch with the CHM. Replace the CHM with one that is compatible with the BHM.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 P857F Fault Code Meaning :

Ford P857F Symptoms :

Ford P857F Reasons :

How To Fix Ford P857F Trouble Code ?

Which Ford cars have the code P857F?

  • P857F Ford Aerostar
  • P857F Ford Bronco
  • P857F Ford C-Max
  • P857F Ford C-Max Energi
  • P857F Ford C-Max Hybrid
  • P857F Ford Contour
  • P857F Ford Crown Victoria
  • P857F Ford EcoSport
  • P857F Ford Econoline
  • P857F Ford Edge
  • P857F Ford Escape
  • P857F Ford Escape Hybrid
  • P857F Ford Escort
  • P857F Ford Everest
  • P857F Ford Excursion
  • P857F Ford Expedition
  • P857F Ford Explorer
  • P857F Ford Explorer Sport Trac
  • P857F Ford F-150
  • P857F Ford F-250
  • P857F Ford F-350
  • P857F Ford Fiesta
  • P857F Ford Flex
  • P857F Ford Focus
  • P857F Ford Focus Electric
  • P857F Ford Freestar
  • P857F Ford Freestyle
  • P857F Ford Fusion
  • P857F Ford Fusion Energi
  • P857F Ford Fusion Hybrid
  • P857F Ford Fusion Plug-In Hybrid
  • P857F Ford GT
  • P857F Ford Mustang
  • P857F Ford Mustang Mach-E
  • P857F Ford Mystique
  • P857F Ford Probe
  • P857F Ford Ranger
  • P857F Ford Taurus
  • P857F Ford Taurus X
  • P857F Ford Tempo
  • P857F Ford Thunderbird
  • P857F Ford Transit
  • P857F Ford Transit Connect
  • P857F 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.