B3809

B3809 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B3809 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 B3809 Fault Code Meaning :

Ford B3809 Symptoms :

Ford B3809 Reasons :

How To Fix Ford B3809 Trouble Code ?

Which Ford cars have the code B3809?

  • B3809 Ford Aerostar
  • B3809 Ford Bronco
  • B3809 Ford C-Max
  • B3809 Ford C-Max Energi
  • B3809 Ford C-Max Hybrid
  • B3809 Ford Contour
  • B3809 Ford Crown Victoria
  • B3809 Ford EcoSport
  • B3809 Ford Econoline
  • B3809 Ford Edge
  • B3809 Ford Escape
  • B3809 Ford Escape Hybrid
  • B3809 Ford Escort
  • B3809 Ford Everest
  • B3809 Ford Excursion
  • B3809 Ford Expedition
  • B3809 Ford Explorer
  • B3809 Ford Explorer Sport Trac
  • B3809 Ford F-150
  • B3809 Ford F-250
  • B3809 Ford F-350
  • B3809 Ford Fiesta
  • B3809 Ford Flex
  • B3809 Ford Focus
  • B3809 Ford Focus Electric
  • B3809 Ford Freestar
  • B3809 Ford Freestyle
  • B3809 Ford Fusion
  • B3809 Ford Fusion Energi
  • B3809 Ford Fusion Hybrid
  • B3809 Ford Fusion Plug-In Hybrid
  • B3809 Ford GT
  • B3809 Ford Mustang
  • B3809 Ford Mustang Mach-E
  • B3809 Ford Mystique
  • B3809 Ford Probe
  • B3809 Ford Ranger
  • B3809 Ford Taurus
  • B3809 Ford Taurus X
  • B3809 Ford Tempo
  • B3809 Ford Thunderbird
  • B3809 Ford Transit
  • B3809 Ford Transit Connect
  • B3809 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.