U3957

U3957 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3957 Diagnosis

This fault indicates that the circuit is drawing more current than it is designed to supply, and possibly there is a wiring fault shorting this circuit to ground. The fault remains active until the ignition is turned ON when the fault is no longer present.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 End of Frame air output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for an End of Frame air solenoid fault, and for an air pressure switch short circuit fault.

Ford U3957 Fault Code Meaning :

Ford U3957 Symptoms :

Ford U3957 Reasons :

How To Fix Ford U3957 Trouble Code ?

Which Ford cars have the code U3957?

  • U3957 Ford Aerostar
  • U3957 Ford Bronco
  • U3957 Ford C-Max
  • U3957 Ford C-Max Energi
  • U3957 Ford C-Max Hybrid
  • U3957 Ford Contour
  • U3957 Ford Crown Victoria
  • U3957 Ford EcoSport
  • U3957 Ford Econoline
  • U3957 Ford Edge
  • U3957 Ford Escape
  • U3957 Ford Escape Hybrid
  • U3957 Ford Escort
  • U3957 Ford Everest
  • U3957 Ford Excursion
  • U3957 Ford Expedition
  • U3957 Ford Explorer
  • U3957 Ford Explorer Sport Trac
  • U3957 Ford F-150
  • U3957 Ford F-250
  • U3957 Ford F-350
  • U3957 Ford Fiesta
  • U3957 Ford Flex
  • U3957 Ford Focus
  • U3957 Ford Focus Electric
  • U3957 Ford Freestar
  • U3957 Ford Freestyle
  • U3957 Ford Fusion
  • U3957 Ford Fusion Energi
  • U3957 Ford Fusion Hybrid
  • U3957 Ford Fusion Plug-In Hybrid
  • U3957 Ford GT
  • U3957 Ford Mustang
  • U3957 Ford Mustang Mach-E
  • U3957 Ford Mystique
  • U3957 Ford Probe
  • U3957 Ford Ranger
  • U3957 Ford Taurus
  • U3957 Ford Taurus X
  • U3957 Ford Tempo
  • U3957 Ford Thunderbird
  • U3957 Ford Transit
  • U3957 Ford Transit Connect
  • U3957 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.