P778D

P778D Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P778D 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 BHM is detecting more than one smart switch with the same ID number present on the vehicle. The outputs controlled by the switch and the indicator in the switch are commanded FF.

The BHM drives the 5 cab overhead clearance and ID lamps from connector B5 pin C on circuit 46. All other marker and tail lamps are driven from BHM connector B1,K on circuit 23. This circuit connects to the CHM as an input at connector J3,P.

Ford P778D Fault Code Meaning :

Ford P778D Symptoms :

Ford P778D Reasons :

How To Fix Ford P778D Trouble Code ?

Which Ford cars have the code P778D?

  • P778D Ford Aerostar
  • P778D Ford Bronco
  • P778D Ford C-Max
  • P778D Ford C-Max Energi
  • P778D Ford C-Max Hybrid
  • P778D Ford Contour
  • P778D Ford Crown Victoria
  • P778D Ford EcoSport
  • P778D Ford Econoline
  • P778D Ford Edge
  • P778D Ford Escape
  • P778D Ford Escape Hybrid
  • P778D Ford Escort
  • P778D Ford Everest
  • P778D Ford Excursion
  • P778D Ford Expedition
  • P778D Ford Explorer
  • P778D Ford Explorer Sport Trac
  • P778D Ford F-150
  • P778D Ford F-250
  • P778D Ford F-350
  • P778D Ford Fiesta
  • P778D Ford Flex
  • P778D Ford Focus
  • P778D Ford Focus Electric
  • P778D Ford Freestar
  • P778D Ford Freestyle
  • P778D Ford Fusion
  • P778D Ford Fusion Energi
  • P778D Ford Fusion Hybrid
  • P778D Ford Fusion Plug-In Hybrid
  • P778D Ford GT
  • P778D Ford Mustang
  • P778D Ford Mustang Mach-E
  • P778D Ford Mystique
  • P778D Ford Probe
  • P778D Ford Ranger
  • P778D Ford Taurus
  • P778D Ford Taurus X
  • P778D Ford Tempo
  • P778D Ford Thunderbird
  • P778D Ford Transit
  • P778D Ford Transit Connect
  • P778D 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.