P856F

P856F Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P856F Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.The BHM is detecting more than one smart switch with the same ID number present on the vehicle. The outputs controlled by the switch and the indicator in the switch are commanded FF.

The BHM drives the 5 cab overhead clearance and ID lamps from connector B5 pin C on circuit 46. All other marker and tail lamps are driven from BHM connector B1,K on circuit 23. This circuit connects to the CHM as an input at connector J3,P.

Ford P856F Fault Code Meaning :

Ford P856F Symptoms :

Ford P856F Reasons :

How To Fix Ford P856F Trouble Code ?

Which Ford cars have the code P856F?

  • P856F Ford Aerostar
  • P856F Ford Bronco
  • P856F Ford C-Max
  • P856F Ford C-Max Energi
  • P856F Ford C-Max Hybrid
  • P856F Ford Contour
  • P856F Ford Crown Victoria
  • P856F Ford EcoSport
  • P856F Ford Econoline
  • P856F Ford Edge
  • P856F Ford Escape
  • P856F Ford Escape Hybrid
  • P856F Ford Escort
  • P856F Ford Everest
  • P856F Ford Excursion
  • P856F Ford Expedition
  • P856F Ford Explorer
  • P856F Ford Explorer Sport Trac
  • P856F Ford F-150
  • P856F Ford F-250
  • P856F Ford F-350
  • P856F Ford Fiesta
  • P856F Ford Flex
  • P856F Ford Focus
  • P856F Ford Focus Electric
  • P856F Ford Freestar
  • P856F Ford Freestyle
  • P856F Ford Fusion
  • P856F Ford Fusion Energi
  • P856F Ford Fusion Hybrid
  • P856F Ford Fusion Plug-In Hybrid
  • P856F Ford GT
  • P856F Ford Mustang
  • P856F Ford Mustang Mach-E
  • P856F Ford Mystique
  • P856F Ford Probe
  • P856F Ford Ranger
  • P856F Ford Taurus
  • P856F Ford Taurus X
  • P856F Ford Tempo
  • P856F Ford Thunderbird
  • P856F Ford Transit
  • P856F Ford Transit Connect
  • P856F 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.