B1221

B1221 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B1221 Diagnosis

The output circuits that are powered by VBAT2 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. 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 B1221 Fault Code Meaning :

Ford B1221 Symptoms :

Ford B1221 Reasons :

How To Fix Ford B1221 Trouble Code ?

Which Ford cars have the code B1221?

  • B1221 Ford Aerostar
  • B1221 Ford Bronco
  • B1221 Ford C-Max
  • B1221 Ford C-Max Energi
  • B1221 Ford C-Max Hybrid
  • B1221 Ford Contour
  • B1221 Ford Crown Victoria
  • B1221 Ford EcoSport
  • B1221 Ford Econoline
  • B1221 Ford Edge
  • B1221 Ford Escape
  • B1221 Ford Escape Hybrid
  • B1221 Ford Escort
  • B1221 Ford Everest
  • B1221 Ford Excursion
  • B1221 Ford Expedition
  • B1221 Ford Explorer
  • B1221 Ford Explorer Sport Trac
  • B1221 Ford F-150
  • B1221 Ford F-250
  • B1221 Ford F-350
  • B1221 Ford Fiesta
  • B1221 Ford Flex
  • B1221 Ford Focus
  • B1221 Ford Focus Electric
  • B1221 Ford Freestar
  • B1221 Ford Freestyle
  • B1221 Ford Fusion
  • B1221 Ford Fusion Energi
  • B1221 Ford Fusion Hybrid
  • B1221 Ford Fusion Plug-In Hybrid
  • B1221 Ford GT
  • B1221 Ford Mustang
  • B1221 Ford Mustang Mach-E
  • B1221 Ford Mystique
  • B1221 Ford Probe
  • B1221 Ford Ranger
  • B1221 Ford Taurus
  • B1221 Ford Taurus X
  • B1221 Ford Tempo
  • B1221 Ford Thunderbird
  • B1221 Ford Transit
  • B1221 Ford Transit Connect
  • B1221 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.