B3404

B3404 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B3404 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 B3404 Fault Code Meaning :

Ford B3404 Symptoms :

Ford B3404 Reasons :

How To Fix Ford B3404 Trouble Code ?

Which Ford cars have the code B3404?

  • B3404 Ford Aerostar
  • B3404 Ford Bronco
  • B3404 Ford C-Max
  • B3404 Ford C-Max Energi
  • B3404 Ford C-Max Hybrid
  • B3404 Ford Contour
  • B3404 Ford Crown Victoria
  • B3404 Ford EcoSport
  • B3404 Ford Econoline
  • B3404 Ford Edge
  • B3404 Ford Escape
  • B3404 Ford Escape Hybrid
  • B3404 Ford Escort
  • B3404 Ford Everest
  • B3404 Ford Excursion
  • B3404 Ford Expedition
  • B3404 Ford Explorer
  • B3404 Ford Explorer Sport Trac
  • B3404 Ford F-150
  • B3404 Ford F-250
  • B3404 Ford F-350
  • B3404 Ford Fiesta
  • B3404 Ford Flex
  • B3404 Ford Focus
  • B3404 Ford Focus Electric
  • B3404 Ford Freestar
  • B3404 Ford Freestyle
  • B3404 Ford Fusion
  • B3404 Ford Fusion Energi
  • B3404 Ford Fusion Hybrid
  • B3404 Ford Fusion Plug-In Hybrid
  • B3404 Ford GT
  • B3404 Ford Mustang
  • B3404 Ford Mustang Mach-E
  • B3404 Ford Mystique
  • B3404 Ford Probe
  • B3404 Ford Ranger
  • B3404 Ford Taurus
  • B3404 Ford Taurus X
  • B3404 Ford Tempo
  • B3404 Ford Thunderbird
  • B3404 Ford Transit
  • B3404 Ford Transit Connect
  • B3404 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.