B1284

B1284 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B1284 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 supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

When the engine is in higher engine speed and torque condition, the differential pressure over the DPF is expected to rise according to engine speed and torque. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford B1284 Fault Code Meaning :

Ford B1284 Symptoms :

Ford B1284 Reasons :

How To Fix Ford B1284 Trouble Code ?

Which Ford cars have the code B1284?

  • B1284 Ford Aerostar
  • B1284 Ford Bronco
  • B1284 Ford C-Max
  • B1284 Ford C-Max Energi
  • B1284 Ford C-Max Hybrid
  • B1284 Ford Contour
  • B1284 Ford Crown Victoria
  • B1284 Ford EcoSport
  • B1284 Ford Econoline
  • B1284 Ford Edge
  • B1284 Ford Escape
  • B1284 Ford Escape Hybrid
  • B1284 Ford Escort
  • B1284 Ford Everest
  • B1284 Ford Excursion
  • B1284 Ford Expedition
  • B1284 Ford Explorer
  • B1284 Ford Explorer Sport Trac
  • B1284 Ford F-150
  • B1284 Ford F-250
  • B1284 Ford F-350
  • B1284 Ford Fiesta
  • B1284 Ford Flex
  • B1284 Ford Focus
  • B1284 Ford Focus Electric
  • B1284 Ford Freestar
  • B1284 Ford Freestyle
  • B1284 Ford Fusion
  • B1284 Ford Fusion Energi
  • B1284 Ford Fusion Hybrid
  • B1284 Ford Fusion Plug-In Hybrid
  • B1284 Ford GT
  • B1284 Ford Mustang
  • B1284 Ford Mustang Mach-E
  • B1284 Ford Mystique
  • B1284 Ford Probe
  • B1284 Ford Ranger
  • B1284 Ford Taurus
  • B1284 Ford Taurus X
  • B1284 Ford Tempo
  • B1284 Ford Thunderbird
  • B1284 Ford Transit
  • B1284 Ford Transit Connect
  • B1284 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.