C3997

C3997 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3997 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 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 C3997 Fault Code Meaning :

Ford C3997 Symptoms :

Ford C3997 Reasons :

How To Fix Ford C3997 Trouble Code ?

Which Ford cars have the code C3997?

  • C3997 Ford Aerostar
  • C3997 Ford Bronco
  • C3997 Ford C-Max
  • C3997 Ford C-Max Energi
  • C3997 Ford C-Max Hybrid
  • C3997 Ford Contour
  • C3997 Ford Crown Victoria
  • C3997 Ford EcoSport
  • C3997 Ford Econoline
  • C3997 Ford Edge
  • C3997 Ford Escape
  • C3997 Ford Escape Hybrid
  • C3997 Ford Escort
  • C3997 Ford Everest
  • C3997 Ford Excursion
  • C3997 Ford Expedition
  • C3997 Ford Explorer
  • C3997 Ford Explorer Sport Trac
  • C3997 Ford F-150
  • C3997 Ford F-250
  • C3997 Ford F-350
  • C3997 Ford Fiesta
  • C3997 Ford Flex
  • C3997 Ford Focus
  • C3997 Ford Focus Electric
  • C3997 Ford Freestar
  • C3997 Ford Freestyle
  • C3997 Ford Fusion
  • C3997 Ford Fusion Energi
  • C3997 Ford Fusion Hybrid
  • C3997 Ford Fusion Plug-In Hybrid
  • C3997 Ford GT
  • C3997 Ford Mustang
  • C3997 Ford Mustang Mach-E
  • C3997 Ford Mystique
  • C3997 Ford Probe
  • C3997 Ford Ranger
  • C3997 Ford Taurus
  • C3997 Ford Taurus X
  • C3997 Ford Tempo
  • C3997 Ford Thunderbird
  • C3997 Ford Transit
  • C3997 Ford Transit Connect
  • C3997 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.