C3998

C3998 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3998 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 wiper switch is in the OFF position and the BHM park input from the wiper motor is not in park position. Troubleshoot for a wiper motor park switch circuit fault.

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

Ford C3998 Fault Code Meaning :

Ford C3998 Symptoms :

Ford C3998 Reasons :

How To Fix Ford C3998 Trouble Code ?

Which Ford cars have the code C3998?

  • C3998 Ford Aerostar
  • C3998 Ford Bronco
  • C3998 Ford C-Max
  • C3998 Ford C-Max Energi
  • C3998 Ford C-Max Hybrid
  • C3998 Ford Contour
  • C3998 Ford Crown Victoria
  • C3998 Ford EcoSport
  • C3998 Ford Econoline
  • C3998 Ford Edge
  • C3998 Ford Escape
  • C3998 Ford Escape Hybrid
  • C3998 Ford Escort
  • C3998 Ford Everest
  • C3998 Ford Excursion
  • C3998 Ford Expedition
  • C3998 Ford Explorer
  • C3998 Ford Explorer Sport Trac
  • C3998 Ford F-150
  • C3998 Ford F-250
  • C3998 Ford F-350
  • C3998 Ford Fiesta
  • C3998 Ford Flex
  • C3998 Ford Focus
  • C3998 Ford Focus Electric
  • C3998 Ford Freestar
  • C3998 Ford Freestyle
  • C3998 Ford Fusion
  • C3998 Ford Fusion Energi
  • C3998 Ford Fusion Hybrid
  • C3998 Ford Fusion Plug-In Hybrid
  • C3998 Ford GT
  • C3998 Ford Mustang
  • C3998 Ford Mustang Mach-E
  • C3998 Ford Mystique
  • C3998 Ford Probe
  • C3998 Ford Ranger
  • C3998 Ford Taurus
  • C3998 Ford Taurus X
  • C3998 Ford Tempo
  • C3998 Ford Thunderbird
  • C3998 Ford Transit
  • C3998 Ford Transit Connect
  • C3998 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.