B1243

B1243 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B1243 Diagnosis

The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for an open circuit fault.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 OFF.

The disconnected pipe malfunction is detected when the ventilator tube from the valve cover to the separator device is disconnected resulting in a pressure below the lower limit.Both of these malfunctions will result in a DTC being set.

Ford B1243 Fault Code Meaning :

Ford B1243 Symptoms :

Ford B1243 Reasons :

How To Fix Ford B1243 Trouble Code ?

Which Ford cars have the code B1243?

  • B1243 Ford Aerostar
  • B1243 Ford Bronco
  • B1243 Ford C-Max
  • B1243 Ford C-Max Energi
  • B1243 Ford C-Max Hybrid
  • B1243 Ford Contour
  • B1243 Ford Crown Victoria
  • B1243 Ford EcoSport
  • B1243 Ford Econoline
  • B1243 Ford Edge
  • B1243 Ford Escape
  • B1243 Ford Escape Hybrid
  • B1243 Ford Escort
  • B1243 Ford Everest
  • B1243 Ford Excursion
  • B1243 Ford Expedition
  • B1243 Ford Explorer
  • B1243 Ford Explorer Sport Trac
  • B1243 Ford F-150
  • B1243 Ford F-250
  • B1243 Ford F-350
  • B1243 Ford Fiesta
  • B1243 Ford Flex
  • B1243 Ford Focus
  • B1243 Ford Focus Electric
  • B1243 Ford Freestar
  • B1243 Ford Freestyle
  • B1243 Ford Fusion
  • B1243 Ford Fusion Energi
  • B1243 Ford Fusion Hybrid
  • B1243 Ford Fusion Plug-In Hybrid
  • B1243 Ford GT
  • B1243 Ford Mustang
  • B1243 Ford Mustang Mach-E
  • B1243 Ford Mystique
  • B1243 Ford Probe
  • B1243 Ford Ranger
  • B1243 Ford Taurus
  • B1243 Ford Taurus X
  • B1243 Ford Tempo
  • B1243 Ford Thunderbird
  • B1243 Ford Transit
  • B1243 Ford Transit Connect
  • B1243 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.