P90C4

P90C4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P90C4 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 position information for the switch becomes Not Available. Remove the duplicate Smart Switch, then use ServiceLink to verify that the correct Smart Switches are configured for the vehicle.

Engine starting is disabled and other optional functions may be interrupted until the fault is corrected and the ignition switch is cycled.

Ford P90C4 Fault Code Meaning :

Ford P90C4 Symptoms :

Ford P90C4 Reasons :

How To Fix Ford P90C4 Trouble Code ?

Which Ford cars have the code P90C4?

  • P90C4 Ford Aerostar
  • P90C4 Ford Bronco
  • P90C4 Ford C-Max
  • P90C4 Ford C-Max Energi
  • P90C4 Ford C-Max Hybrid
  • P90C4 Ford Contour
  • P90C4 Ford Crown Victoria
  • P90C4 Ford EcoSport
  • P90C4 Ford Econoline
  • P90C4 Ford Edge
  • P90C4 Ford Escape
  • P90C4 Ford Escape Hybrid
  • P90C4 Ford Escort
  • P90C4 Ford Everest
  • P90C4 Ford Excursion
  • P90C4 Ford Expedition
  • P90C4 Ford Explorer
  • P90C4 Ford Explorer Sport Trac
  • P90C4 Ford F-150
  • P90C4 Ford F-250
  • P90C4 Ford F-350
  • P90C4 Ford Fiesta
  • P90C4 Ford Flex
  • P90C4 Ford Focus
  • P90C4 Ford Focus Electric
  • P90C4 Ford Freestar
  • P90C4 Ford Freestyle
  • P90C4 Ford Fusion
  • P90C4 Ford Fusion Energi
  • P90C4 Ford Fusion Hybrid
  • P90C4 Ford Fusion Plug-In Hybrid
  • P90C4 Ford GT
  • P90C4 Ford Mustang
  • P90C4 Ford Mustang Mach-E
  • P90C4 Ford Mystique
  • P90C4 Ford Probe
  • P90C4 Ford Ranger
  • P90C4 Ford Taurus
  • P90C4 Ford Taurus X
  • P90C4 Ford Tempo
  • P90C4 Ford Thunderbird
  • P90C4 Ford Transit
  • P90C4 Ford Transit Connect
  • P90C4 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.