P0804

P0804 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P0804 Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.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 P0804 Fault Code Meaning :

Ford P0804 Symptoms :

Ford P0804 Reasons :

How To Fix Ford P0804 Trouble Code ?

Which Ford cars have the code P0804?

  • P0804 Ford Aerostar
  • P0804 Ford Bronco
  • P0804 Ford C-Max
  • P0804 Ford C-Max Energi
  • P0804 Ford C-Max Hybrid
  • P0804 Ford Contour
  • P0804 Ford Crown Victoria
  • P0804 Ford EcoSport
  • P0804 Ford Econoline
  • P0804 Ford Edge
  • P0804 Ford Escape
  • P0804 Ford Escape Hybrid
  • P0804 Ford Escort
  • P0804 Ford Everest
  • P0804 Ford Excursion
  • P0804 Ford Expedition
  • P0804 Ford Explorer
  • P0804 Ford Explorer Sport Trac
  • P0804 Ford F-150
  • P0804 Ford F-250
  • P0804 Ford F-350
  • P0804 Ford Fiesta
  • P0804 Ford Flex
  • P0804 Ford Focus
  • P0804 Ford Focus Electric
  • P0804 Ford Freestar
  • P0804 Ford Freestyle
  • P0804 Ford Fusion
  • P0804 Ford Fusion Energi
  • P0804 Ford Fusion Hybrid
  • P0804 Ford Fusion Plug-In Hybrid
  • P0804 Ford GT
  • P0804 Ford Mustang
  • P0804 Ford Mustang Mach-E
  • P0804 Ford Mystique
  • P0804 Ford Probe
  • P0804 Ford Ranger
  • P0804 Ford Taurus
  • P0804 Ford Taurus X
  • P0804 Ford Tempo
  • P0804 Ford Thunderbird
  • P0804 Ford Transit
  • P0804 Ford Transit Connect
  • P0804 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.