B1784

B1784 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B1784 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.Determine if the extra switch is not required for the vehicle or if the switch has been installed but the necessary reference parameter has not been programmed into the BHM.

This circuit connects to the CHM as an input at connector J3,P. The CHM passes the signal through to power the tail lamps and marker lamps from connector C2 pin G and also from connector C1 pins D, E, and F.

Ford B1784 Fault Code Meaning :

Ford B1784 Symptoms :

Ford B1784 Reasons :

How To Fix Ford B1784 Trouble Code ?

Which Ford cars have the code B1784?

  • B1784 Ford Aerostar
  • B1784 Ford Bronco
  • B1784 Ford C-Max
  • B1784 Ford C-Max Energi
  • B1784 Ford C-Max Hybrid
  • B1784 Ford Contour
  • B1784 Ford Crown Victoria
  • B1784 Ford EcoSport
  • B1784 Ford Econoline
  • B1784 Ford Edge
  • B1784 Ford Escape
  • B1784 Ford Escape Hybrid
  • B1784 Ford Escort
  • B1784 Ford Everest
  • B1784 Ford Excursion
  • B1784 Ford Expedition
  • B1784 Ford Explorer
  • B1784 Ford Explorer Sport Trac
  • B1784 Ford F-150
  • B1784 Ford F-250
  • B1784 Ford F-350
  • B1784 Ford Fiesta
  • B1784 Ford Flex
  • B1784 Ford Focus
  • B1784 Ford Focus Electric
  • B1784 Ford Freestar
  • B1784 Ford Freestyle
  • B1784 Ford Fusion
  • B1784 Ford Fusion Energi
  • B1784 Ford Fusion Hybrid
  • B1784 Ford Fusion Plug-In Hybrid
  • B1784 Ford GT
  • B1784 Ford Mustang
  • B1784 Ford Mustang Mach-E
  • B1784 Ford Mystique
  • B1784 Ford Probe
  • B1784 Ford Ranger
  • B1784 Ford Taurus
  • B1784 Ford Taurus X
  • B1784 Ford Tempo
  • B1784 Ford Thunderbird
  • B1784 Ford Transit
  • B1784 Ford Transit Connect
  • B1784 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.