P2D78

P2D78 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P2D78 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 P2D78 Fault Code Meaning :

Ford P2D78 Symptoms :

Ford P2D78 Reasons :

How To Fix Ford P2D78 Trouble Code ?

Which Ford cars have the code P2D78?

  • P2D78 Ford Aerostar
  • P2D78 Ford Bronco
  • P2D78 Ford C-Max
  • P2D78 Ford C-Max Energi
  • P2D78 Ford C-Max Hybrid
  • P2D78 Ford Contour
  • P2D78 Ford Crown Victoria
  • P2D78 Ford EcoSport
  • P2D78 Ford Econoline
  • P2D78 Ford Edge
  • P2D78 Ford Escape
  • P2D78 Ford Escape Hybrid
  • P2D78 Ford Escort
  • P2D78 Ford Everest
  • P2D78 Ford Excursion
  • P2D78 Ford Expedition
  • P2D78 Ford Explorer
  • P2D78 Ford Explorer Sport Trac
  • P2D78 Ford F-150
  • P2D78 Ford F-250
  • P2D78 Ford F-350
  • P2D78 Ford Fiesta
  • P2D78 Ford Flex
  • P2D78 Ford Focus
  • P2D78 Ford Focus Electric
  • P2D78 Ford Freestar
  • P2D78 Ford Freestyle
  • P2D78 Ford Fusion
  • P2D78 Ford Fusion Energi
  • P2D78 Ford Fusion Hybrid
  • P2D78 Ford Fusion Plug-In Hybrid
  • P2D78 Ford GT
  • P2D78 Ford Mustang
  • P2D78 Ford Mustang Mach-E
  • P2D78 Ford Mystique
  • P2D78 Ford Probe
  • P2D78 Ford Ranger
  • P2D78 Ford Taurus
  • P2D78 Ford Taurus X
  • P2D78 Ford Tempo
  • P2D78 Ford Thunderbird
  • P2D78 Ford Transit
  • P2D78 Ford Transit Connect
  • P2D78 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.