P0478

P0478 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P0478 Diagnosis

The output circuits that are powered by VBAT2 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. 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 P0478 Fault Code Meaning :

Ford P0478 Symptoms :

Ford P0478 Reasons :

How To Fix Ford P0478 Trouble Code ?

Which Ford cars have the code P0478?

  • P0478 Ford Aerostar
  • P0478 Ford Bronco
  • P0478 Ford C-Max
  • P0478 Ford C-Max Energi
  • P0478 Ford C-Max Hybrid
  • P0478 Ford Contour
  • P0478 Ford Crown Victoria
  • P0478 Ford EcoSport
  • P0478 Ford Econoline
  • P0478 Ford Edge
  • P0478 Ford Escape
  • P0478 Ford Escape Hybrid
  • P0478 Ford Escort
  • P0478 Ford Everest
  • P0478 Ford Excursion
  • P0478 Ford Expedition
  • P0478 Ford Explorer
  • P0478 Ford Explorer Sport Trac
  • P0478 Ford F-150
  • P0478 Ford F-250
  • P0478 Ford F-350
  • P0478 Ford Fiesta
  • P0478 Ford Flex
  • P0478 Ford Focus
  • P0478 Ford Focus Electric
  • P0478 Ford Freestar
  • P0478 Ford Freestyle
  • P0478 Ford Fusion
  • P0478 Ford Fusion Energi
  • P0478 Ford Fusion Hybrid
  • P0478 Ford Fusion Plug-In Hybrid
  • P0478 Ford GT
  • P0478 Ford Mustang
  • P0478 Ford Mustang Mach-E
  • P0478 Ford Mystique
  • P0478 Ford Probe
  • P0478 Ford Ranger
  • P0478 Ford Taurus
  • P0478 Ford Taurus X
  • P0478 Ford Tempo
  • P0478 Ford Thunderbird
  • P0478 Ford Transit
  • P0478 Ford Transit Connect
  • P0478 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.