B3976

B3976 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B3976 Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.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 B3976 Fault Code Meaning :

Ford B3976 Symptoms :

Ford B3976 Reasons :

How To Fix Ford B3976 Trouble Code ?

Which Ford cars have the code B3976?

  • B3976 Ford Aerostar
  • B3976 Ford Bronco
  • B3976 Ford C-Max
  • B3976 Ford C-Max Energi
  • B3976 Ford C-Max Hybrid
  • B3976 Ford Contour
  • B3976 Ford Crown Victoria
  • B3976 Ford EcoSport
  • B3976 Ford Econoline
  • B3976 Ford Edge
  • B3976 Ford Escape
  • B3976 Ford Escape Hybrid
  • B3976 Ford Escort
  • B3976 Ford Everest
  • B3976 Ford Excursion
  • B3976 Ford Expedition
  • B3976 Ford Explorer
  • B3976 Ford Explorer Sport Trac
  • B3976 Ford F-150
  • B3976 Ford F-250
  • B3976 Ford F-350
  • B3976 Ford Fiesta
  • B3976 Ford Flex
  • B3976 Ford Focus
  • B3976 Ford Focus Electric
  • B3976 Ford Freestar
  • B3976 Ford Freestyle
  • B3976 Ford Fusion
  • B3976 Ford Fusion Energi
  • B3976 Ford Fusion Hybrid
  • B3976 Ford Fusion Plug-In Hybrid
  • B3976 Ford GT
  • B3976 Ford Mustang
  • B3976 Ford Mustang Mach-E
  • B3976 Ford Mystique
  • B3976 Ford Probe
  • B3976 Ford Ranger
  • B3976 Ford Taurus
  • B3976 Ford Taurus X
  • B3976 Ford Tempo
  • B3976 Ford Thunderbird
  • B3976 Ford Transit
  • B3976 Ford Transit Connect
  • B3976 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.