C3894

C3894 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3894 Diagnosis

The output circuits that are powered by VBAT2 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. 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 C3894 Fault Code Meaning :

Ford C3894 Symptoms :

Ford C3894 Reasons :

How To Fix Ford C3894 Trouble Code ?

Which Ford cars have the code C3894?

  • C3894 Ford Aerostar
  • C3894 Ford Bronco
  • C3894 Ford C-Max
  • C3894 Ford C-Max Energi
  • C3894 Ford C-Max Hybrid
  • C3894 Ford Contour
  • C3894 Ford Crown Victoria
  • C3894 Ford EcoSport
  • C3894 Ford Econoline
  • C3894 Ford Edge
  • C3894 Ford Escape
  • C3894 Ford Escape Hybrid
  • C3894 Ford Escort
  • C3894 Ford Everest
  • C3894 Ford Excursion
  • C3894 Ford Expedition
  • C3894 Ford Explorer
  • C3894 Ford Explorer Sport Trac
  • C3894 Ford F-150
  • C3894 Ford F-250
  • C3894 Ford F-350
  • C3894 Ford Fiesta
  • C3894 Ford Flex
  • C3894 Ford Focus
  • C3894 Ford Focus Electric
  • C3894 Ford Freestar
  • C3894 Ford Freestyle
  • C3894 Ford Fusion
  • C3894 Ford Fusion Energi
  • C3894 Ford Fusion Hybrid
  • C3894 Ford Fusion Plug-In Hybrid
  • C3894 Ford GT
  • C3894 Ford Mustang
  • C3894 Ford Mustang Mach-E
  • C3894 Ford Mystique
  • C3894 Ford Probe
  • C3894 Ford Ranger
  • C3894 Ford Taurus
  • C3894 Ford Taurus X
  • C3894 Ford Tempo
  • C3894 Ford Thunderbird
  • C3894 Ford Transit
  • C3894 Ford Transit Connect
  • C3894 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.