C257A

C257A Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C257A Diagnosis

The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for an open circuit fault.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 OFF.

The disconnected pipe malfunction is detected when the ventilator tube from the valve cover to the separator device is disconnected resulting in a pressure below the lower limit.Both of these malfunctions will result in a DTC being set.

Ford C257A Fault Code Meaning :

Ford C257A Symptoms :

Ford C257A Reasons :

How To Fix Ford C257A Trouble Code ?

Which Ford cars have the code C257A?

  • C257A Ford Aerostar
  • C257A Ford Bronco
  • C257A Ford C-Max
  • C257A Ford C-Max Energi
  • C257A Ford C-Max Hybrid
  • C257A Ford Contour
  • C257A Ford Crown Victoria
  • C257A Ford EcoSport
  • C257A Ford Econoline
  • C257A Ford Edge
  • C257A Ford Escape
  • C257A Ford Escape Hybrid
  • C257A Ford Escort
  • C257A Ford Everest
  • C257A Ford Excursion
  • C257A Ford Expedition
  • C257A Ford Explorer
  • C257A Ford Explorer Sport Trac
  • C257A Ford F-150
  • C257A Ford F-250
  • C257A Ford F-350
  • C257A Ford Fiesta
  • C257A Ford Flex
  • C257A Ford Focus
  • C257A Ford Focus Electric
  • C257A Ford Freestar
  • C257A Ford Freestyle
  • C257A Ford Fusion
  • C257A Ford Fusion Energi
  • C257A Ford Fusion Hybrid
  • C257A Ford Fusion Plug-In Hybrid
  • C257A Ford GT
  • C257A Ford Mustang
  • C257A Ford Mustang Mach-E
  • C257A Ford Mystique
  • C257A Ford Probe
  • C257A Ford Ranger
  • C257A Ford Taurus
  • C257A Ford Taurus X
  • C257A Ford Tempo
  • C257A Ford Thunderbird
  • C257A Ford Transit
  • C257A Ford Transit Connect
  • C257A 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.