B0321

B0321 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B0321 Diagnosis

The output circuits that are powered by VBAT2 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. 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 B0321 Fault Code Meaning :

Ford B0321 Symptoms :

Ford B0321 Reasons :

How To Fix Ford B0321 Trouble Code ?

Which Ford cars have the code B0321?

  • B0321 Ford Aerostar
  • B0321 Ford Bronco
  • B0321 Ford C-Max
  • B0321 Ford C-Max Energi
  • B0321 Ford C-Max Hybrid
  • B0321 Ford Contour
  • B0321 Ford Crown Victoria
  • B0321 Ford EcoSport
  • B0321 Ford Econoline
  • B0321 Ford Edge
  • B0321 Ford Escape
  • B0321 Ford Escape Hybrid
  • B0321 Ford Escort
  • B0321 Ford Everest
  • B0321 Ford Excursion
  • B0321 Ford Expedition
  • B0321 Ford Explorer
  • B0321 Ford Explorer Sport Trac
  • B0321 Ford F-150
  • B0321 Ford F-250
  • B0321 Ford F-350
  • B0321 Ford Fiesta
  • B0321 Ford Flex
  • B0321 Ford Focus
  • B0321 Ford Focus Electric
  • B0321 Ford Freestar
  • B0321 Ford Freestyle
  • B0321 Ford Fusion
  • B0321 Ford Fusion Energi
  • B0321 Ford Fusion Hybrid
  • B0321 Ford Fusion Plug-In Hybrid
  • B0321 Ford GT
  • B0321 Ford Mustang
  • B0321 Ford Mustang Mach-E
  • B0321 Ford Mystique
  • B0321 Ford Probe
  • B0321 Ford Ranger
  • B0321 Ford Taurus
  • B0321 Ford Taurus X
  • B0321 Ford Tempo
  • B0321 Ford Thunderbird
  • B0321 Ford Transit
  • B0321 Ford Transit Connect
  • B0321 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.