B3403

B3403 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B3403 Diagnosis

The CHM does not suupport PWM type DRLs. The vehicle has a BHM mismatch with the CHM. Replace the CHM with one that is compatible with the BHM.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 B3403 Fault Code Meaning :

Ford B3403 Symptoms :

Ford B3403 Reasons :

How To Fix Ford B3403 Trouble Code ?

Which Ford cars have the code B3403?

  • B3403 Ford Aerostar
  • B3403 Ford Bronco
  • B3403 Ford C-Max
  • B3403 Ford C-Max Energi
  • B3403 Ford C-Max Hybrid
  • B3403 Ford Contour
  • B3403 Ford Crown Victoria
  • B3403 Ford EcoSport
  • B3403 Ford Econoline
  • B3403 Ford Edge
  • B3403 Ford Escape
  • B3403 Ford Escape Hybrid
  • B3403 Ford Escort
  • B3403 Ford Everest
  • B3403 Ford Excursion
  • B3403 Ford Expedition
  • B3403 Ford Explorer
  • B3403 Ford Explorer Sport Trac
  • B3403 Ford F-150
  • B3403 Ford F-250
  • B3403 Ford F-350
  • B3403 Ford Fiesta
  • B3403 Ford Flex
  • B3403 Ford Focus
  • B3403 Ford Focus Electric
  • B3403 Ford Freestar
  • B3403 Ford Freestyle
  • B3403 Ford Fusion
  • B3403 Ford Fusion Energi
  • B3403 Ford Fusion Hybrid
  • B3403 Ford Fusion Plug-In Hybrid
  • B3403 Ford GT
  • B3403 Ford Mustang
  • B3403 Ford Mustang Mach-E
  • B3403 Ford Mystique
  • B3403 Ford Probe
  • B3403 Ford Ranger
  • B3403 Ford Taurus
  • B3403 Ford Taurus X
  • B3403 Ford Tempo
  • B3403 Ford Thunderbird
  • B3403 Ford Transit
  • B3403 Ford Transit Connect
  • B3403 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.