U05A4

U05A4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U05A4 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 position information for the switch becomes Not Available. Remove the duplicate Smart Switch, then use ServiceLink to verify that the correct Smart Switches are configured for the vehicle.

Engine starting is disabled and other optional functions may be interrupted until the fault is corrected and the ignition switch is cycled.

Ford U05A4 Fault Code Meaning :

Ford U05A4 Symptoms :

Ford U05A4 Reasons :

How To Fix Ford U05A4 Trouble Code ?

Which Ford cars have the code U05A4?

  • U05A4 Ford Aerostar
  • U05A4 Ford Bronco
  • U05A4 Ford C-Max
  • U05A4 Ford C-Max Energi
  • U05A4 Ford C-Max Hybrid
  • U05A4 Ford Contour
  • U05A4 Ford Crown Victoria
  • U05A4 Ford EcoSport
  • U05A4 Ford Econoline
  • U05A4 Ford Edge
  • U05A4 Ford Escape
  • U05A4 Ford Escape Hybrid
  • U05A4 Ford Escort
  • U05A4 Ford Everest
  • U05A4 Ford Excursion
  • U05A4 Ford Expedition
  • U05A4 Ford Explorer
  • U05A4 Ford Explorer Sport Trac
  • U05A4 Ford F-150
  • U05A4 Ford F-250
  • U05A4 Ford F-350
  • U05A4 Ford Fiesta
  • U05A4 Ford Flex
  • U05A4 Ford Focus
  • U05A4 Ford Focus Electric
  • U05A4 Ford Freestar
  • U05A4 Ford Freestyle
  • U05A4 Ford Fusion
  • U05A4 Ford Fusion Energi
  • U05A4 Ford Fusion Hybrid
  • U05A4 Ford Fusion Plug-In Hybrid
  • U05A4 Ford GT
  • U05A4 Ford Mustang
  • U05A4 Ford Mustang Mach-E
  • U05A4 Ford Mystique
  • U05A4 Ford Probe
  • U05A4 Ford Ranger
  • U05A4 Ford Taurus
  • U05A4 Ford Taurus X
  • U05A4 Ford Tempo
  • U05A4 Ford Thunderbird
  • U05A4 Ford Transit
  • U05A4 Ford Transit Connect
  • U05A4 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.