C2678

C2678 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C2678 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 C2678 Fault Code Meaning :

Ford C2678 Symptoms :

Ford C2678 Reasons :

How To Fix Ford C2678 Trouble Code ?

Which Ford cars have the code C2678?

  • C2678 Ford Aerostar
  • C2678 Ford Bronco
  • C2678 Ford C-Max
  • C2678 Ford C-Max Energi
  • C2678 Ford C-Max Hybrid
  • C2678 Ford Contour
  • C2678 Ford Crown Victoria
  • C2678 Ford EcoSport
  • C2678 Ford Econoline
  • C2678 Ford Edge
  • C2678 Ford Escape
  • C2678 Ford Escape Hybrid
  • C2678 Ford Escort
  • C2678 Ford Everest
  • C2678 Ford Excursion
  • C2678 Ford Expedition
  • C2678 Ford Explorer
  • C2678 Ford Explorer Sport Trac
  • C2678 Ford F-150
  • C2678 Ford F-250
  • C2678 Ford F-350
  • C2678 Ford Fiesta
  • C2678 Ford Flex
  • C2678 Ford Focus
  • C2678 Ford Focus Electric
  • C2678 Ford Freestar
  • C2678 Ford Freestyle
  • C2678 Ford Fusion
  • C2678 Ford Fusion Energi
  • C2678 Ford Fusion Hybrid
  • C2678 Ford Fusion Plug-In Hybrid
  • C2678 Ford GT
  • C2678 Ford Mustang
  • C2678 Ford Mustang Mach-E
  • C2678 Ford Mystique
  • C2678 Ford Probe
  • C2678 Ford Ranger
  • C2678 Ford Taurus
  • C2678 Ford Taurus X
  • C2678 Ford Tempo
  • C2678 Ford Thunderbird
  • C2678 Ford Transit
  • C2678 Ford Transit Connect
  • C2678 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.