P478C

P478C Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P478C 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 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 P478C Fault Code Meaning :

Ford P478C Symptoms :

Ford P478C Reasons :

How To Fix Ford P478C Trouble Code ?

Which Ford cars have the code P478C?

  • P478C Ford Aerostar
  • P478C Ford Bronco
  • P478C Ford C-Max
  • P478C Ford C-Max Energi
  • P478C Ford C-Max Hybrid
  • P478C Ford Contour
  • P478C Ford Crown Victoria
  • P478C Ford EcoSport
  • P478C Ford Econoline
  • P478C Ford Edge
  • P478C Ford Escape
  • P478C Ford Escape Hybrid
  • P478C Ford Escort
  • P478C Ford Everest
  • P478C Ford Excursion
  • P478C Ford Expedition
  • P478C Ford Explorer
  • P478C Ford Explorer Sport Trac
  • P478C Ford F-150
  • P478C Ford F-250
  • P478C Ford F-350
  • P478C Ford Fiesta
  • P478C Ford Flex
  • P478C Ford Focus
  • P478C Ford Focus Electric
  • P478C Ford Freestar
  • P478C Ford Freestyle
  • P478C Ford Fusion
  • P478C Ford Fusion Energi
  • P478C Ford Fusion Hybrid
  • P478C Ford Fusion Plug-In Hybrid
  • P478C Ford GT
  • P478C Ford Mustang
  • P478C Ford Mustang Mach-E
  • P478C Ford Mystique
  • P478C Ford Probe
  • P478C Ford Ranger
  • P478C Ford Taurus
  • P478C Ford Taurus X
  • P478C Ford Tempo
  • P478C Ford Thunderbird
  • P478C Ford Transit
  • P478C Ford Transit Connect
  • P478C 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.