U278U

U278U Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U278U Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.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.

A comparison of pressures from all sensors is made. The smallest difference between the three is determined and a reference pressure is calculated. The Barometric pressure sensor value is compared to the reference value and if the difference is above the threshold a DTC is reported.

Ford U278U Fault Code Meaning :

Ford U278U Symptoms :

Ford U278U Reasons :

How To Fix Ford U278U Trouble Code ?

Which Ford cars have the code U278U?

  • U278U Ford Aerostar
  • U278U Ford Bronco
  • U278U Ford C-Max
  • U278U Ford C-Max Energi
  • U278U Ford C-Max Hybrid
  • U278U Ford Contour
  • U278U Ford Crown Victoria
  • U278U Ford EcoSport
  • U278U Ford Econoline
  • U278U Ford Edge
  • U278U Ford Escape
  • U278U Ford Escape Hybrid
  • U278U Ford Escort
  • U278U Ford Everest
  • U278U Ford Excursion
  • U278U Ford Expedition
  • U278U Ford Explorer
  • U278U Ford Explorer Sport Trac
  • U278U Ford F-150
  • U278U Ford F-250
  • U278U Ford F-350
  • U278U Ford Fiesta
  • U278U Ford Flex
  • U278U Ford Focus
  • U278U Ford Focus Electric
  • U278U Ford Freestar
  • U278U Ford Freestyle
  • U278U Ford Fusion
  • U278U Ford Fusion Energi
  • U278U Ford Fusion Hybrid
  • U278U Ford Fusion Plug-In Hybrid
  • U278U Ford GT
  • U278U Ford Mustang
  • U278U Ford Mustang Mach-E
  • U278U Ford Mystique
  • U278U Ford Probe
  • U278U Ford Ranger
  • U278U Ford Taurus
  • U278U Ford Taurus X
  • U278U Ford Tempo
  • U278U Ford Thunderbird
  • U278U Ford Transit
  • U278U Ford Transit Connect
  • U278U 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.