C0781

C0781 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C0781 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 C0781 Fault Code Meaning :

Ford C0781 Symptoms :

Ford C0781 Reasons :

How To Fix Ford C0781 Trouble Code ?

Which Ford cars have the code C0781?

  • C0781 Ford Aerostar
  • C0781 Ford Bronco
  • C0781 Ford C-Max
  • C0781 Ford C-Max Energi
  • C0781 Ford C-Max Hybrid
  • C0781 Ford Contour
  • C0781 Ford Crown Victoria
  • C0781 Ford EcoSport
  • C0781 Ford Econoline
  • C0781 Ford Edge
  • C0781 Ford Escape
  • C0781 Ford Escape Hybrid
  • C0781 Ford Escort
  • C0781 Ford Everest
  • C0781 Ford Excursion
  • C0781 Ford Expedition
  • C0781 Ford Explorer
  • C0781 Ford Explorer Sport Trac
  • C0781 Ford F-150
  • C0781 Ford F-250
  • C0781 Ford F-350
  • C0781 Ford Fiesta
  • C0781 Ford Flex
  • C0781 Ford Focus
  • C0781 Ford Focus Electric
  • C0781 Ford Freestar
  • C0781 Ford Freestyle
  • C0781 Ford Fusion
  • C0781 Ford Fusion Energi
  • C0781 Ford Fusion Hybrid
  • C0781 Ford Fusion Plug-In Hybrid
  • C0781 Ford GT
  • C0781 Ford Mustang
  • C0781 Ford Mustang Mach-E
  • C0781 Ford Mystique
  • C0781 Ford Probe
  • C0781 Ford Ranger
  • C0781 Ford Taurus
  • C0781 Ford Taurus X
  • C0781 Ford Tempo
  • C0781 Ford Thunderbird
  • C0781 Ford Transit
  • C0781 Ford Transit Connect
  • C0781 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.