C0404

C0404 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C0404 Diagnosis

The fault remains active until the ignition is turned ON when the fault is no longer present. Some BHM configurations force this circuit off until the ignition switch is cycled.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.

The suspension proportioning output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension proportioning air solenoid fault, and for air pressure switch short circuit fault.

Ford C0404 Fault Code Meaning :

Ford C0404 Symptoms :

Ford C0404 Reasons :

How To Fix Ford C0404 Trouble Code ?

Which Ford cars have the code C0404?

  • C0404 Ford Aerostar
  • C0404 Ford Bronco
  • C0404 Ford C-Max
  • C0404 Ford C-Max Energi
  • C0404 Ford C-Max Hybrid
  • C0404 Ford Contour
  • C0404 Ford Crown Victoria
  • C0404 Ford EcoSport
  • C0404 Ford Econoline
  • C0404 Ford Edge
  • C0404 Ford Escape
  • C0404 Ford Escape Hybrid
  • C0404 Ford Escort
  • C0404 Ford Everest
  • C0404 Ford Excursion
  • C0404 Ford Expedition
  • C0404 Ford Explorer
  • C0404 Ford Explorer Sport Trac
  • C0404 Ford F-150
  • C0404 Ford F-250
  • C0404 Ford F-350
  • C0404 Ford Fiesta
  • C0404 Ford Flex
  • C0404 Ford Focus
  • C0404 Ford Focus Electric
  • C0404 Ford Freestar
  • C0404 Ford Freestyle
  • C0404 Ford Fusion
  • C0404 Ford Fusion Energi
  • C0404 Ford Fusion Hybrid
  • C0404 Ford Fusion Plug-In Hybrid
  • C0404 Ford GT
  • C0404 Ford Mustang
  • C0404 Ford Mustang Mach-E
  • C0404 Ford Mystique
  • C0404 Ford Probe
  • C0404 Ford Ranger
  • C0404 Ford Taurus
  • C0404 Ford Taurus X
  • C0404 Ford Tempo
  • C0404 Ford Thunderbird
  • C0404 Ford Transit
  • C0404 Ford Transit Connect
  • C0404 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.