C0990

C0990 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C0990 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 C0990 Fault Code Meaning :

Ford C0990 Symptoms :

Ford C0990 Reasons :

How To Fix Ford C0990 Trouble Code ?

Which Ford cars have the code C0990?

  • C0990 Ford Aerostar
  • C0990 Ford Bronco
  • C0990 Ford C-Max
  • C0990 Ford C-Max Energi
  • C0990 Ford C-Max Hybrid
  • C0990 Ford Contour
  • C0990 Ford Crown Victoria
  • C0990 Ford EcoSport
  • C0990 Ford Econoline
  • C0990 Ford Edge
  • C0990 Ford Escape
  • C0990 Ford Escape Hybrid
  • C0990 Ford Escort
  • C0990 Ford Everest
  • C0990 Ford Excursion
  • C0990 Ford Expedition
  • C0990 Ford Explorer
  • C0990 Ford Explorer Sport Trac
  • C0990 Ford F-150
  • C0990 Ford F-250
  • C0990 Ford F-350
  • C0990 Ford Fiesta
  • C0990 Ford Flex
  • C0990 Ford Focus
  • C0990 Ford Focus Electric
  • C0990 Ford Freestar
  • C0990 Ford Freestyle
  • C0990 Ford Fusion
  • C0990 Ford Fusion Energi
  • C0990 Ford Fusion Hybrid
  • C0990 Ford Fusion Plug-In Hybrid
  • C0990 Ford GT
  • C0990 Ford Mustang
  • C0990 Ford Mustang Mach-E
  • C0990 Ford Mystique
  • C0990 Ford Probe
  • C0990 Ford Ranger
  • C0990 Ford Taurus
  • C0990 Ford Taurus X
  • C0990 Ford Tempo
  • C0990 Ford Thunderbird
  • C0990 Ford Transit
  • C0990 Ford Transit Connect
  • C0990 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.