C0004

C0004 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C0004 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 C0004 Fault Code Meaning :

Ford C0004 Symptoms :

Ford C0004 Reasons :

How To Fix Ford C0004 Trouble Code ?

Which Ford cars have the code C0004?

  • C0004 Ford Aerostar
  • C0004 Ford Bronco
  • C0004 Ford C-Max
  • C0004 Ford C-Max Energi
  • C0004 Ford C-Max Hybrid
  • C0004 Ford Contour
  • C0004 Ford Crown Victoria
  • C0004 Ford EcoSport
  • C0004 Ford Econoline
  • C0004 Ford Edge
  • C0004 Ford Escape
  • C0004 Ford Escape Hybrid
  • C0004 Ford Escort
  • C0004 Ford Everest
  • C0004 Ford Excursion
  • C0004 Ford Expedition
  • C0004 Ford Explorer
  • C0004 Ford Explorer Sport Trac
  • C0004 Ford F-150
  • C0004 Ford F-250
  • C0004 Ford F-350
  • C0004 Ford Fiesta
  • C0004 Ford Flex
  • C0004 Ford Focus
  • C0004 Ford Focus Electric
  • C0004 Ford Freestar
  • C0004 Ford Freestyle
  • C0004 Ford Fusion
  • C0004 Ford Fusion Energi
  • C0004 Ford Fusion Hybrid
  • C0004 Ford Fusion Plug-In Hybrid
  • C0004 Ford GT
  • C0004 Ford Mustang
  • C0004 Ford Mustang Mach-E
  • C0004 Ford Mystique
  • C0004 Ford Probe
  • C0004 Ford Ranger
  • C0004 Ford Taurus
  • C0004 Ford Taurus X
  • C0004 Ford Tempo
  • C0004 Ford Thunderbird
  • C0004 Ford Transit
  • C0004 Ford Transit Connect
  • C0004 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.