B257A

B257A Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B257A 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.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 B257A Fault Code Meaning :

Ford B257A Symptoms :

Ford B257A Reasons :

How To Fix Ford B257A Trouble Code ?

Which Ford cars have the code B257A?

  • B257A Ford Aerostar
  • B257A Ford Bronco
  • B257A Ford C-Max
  • B257A Ford C-Max Energi
  • B257A Ford C-Max Hybrid
  • B257A Ford Contour
  • B257A Ford Crown Victoria
  • B257A Ford EcoSport
  • B257A Ford Econoline
  • B257A Ford Edge
  • B257A Ford Escape
  • B257A Ford Escape Hybrid
  • B257A Ford Escort
  • B257A Ford Everest
  • B257A Ford Excursion
  • B257A Ford Expedition
  • B257A Ford Explorer
  • B257A Ford Explorer Sport Trac
  • B257A Ford F-150
  • B257A Ford F-250
  • B257A Ford F-350
  • B257A Ford Fiesta
  • B257A Ford Flex
  • B257A Ford Focus
  • B257A Ford Focus Electric
  • B257A Ford Freestar
  • B257A Ford Freestyle
  • B257A Ford Fusion
  • B257A Ford Fusion Energi
  • B257A Ford Fusion Hybrid
  • B257A Ford Fusion Plug-In Hybrid
  • B257A Ford GT
  • B257A Ford Mustang
  • B257A Ford Mustang Mach-E
  • B257A Ford Mystique
  • B257A Ford Probe
  • B257A Ford Ranger
  • B257A Ford Taurus
  • B257A Ford Taurus X
  • B257A Ford Tempo
  • B257A Ford Thunderbird
  • B257A Ford Transit
  • B257A Ford Transit Connect
  • B257A 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.