P3490

P3490 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3490 Diagnosis

The axle lift 2 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for axle lift 2 air solenoid fault, and for air pressure switch short circuit fault.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 P3490 Fault Code Meaning :

Ford P3490 Symptoms :

Ford P3490 Reasons :

How To Fix Ford P3490 Trouble Code ?

Which Ford cars have the code P3490?

  • P3490 Ford Aerostar
  • P3490 Ford Bronco
  • P3490 Ford C-Max
  • P3490 Ford C-Max Energi
  • P3490 Ford C-Max Hybrid
  • P3490 Ford Contour
  • P3490 Ford Crown Victoria
  • P3490 Ford EcoSport
  • P3490 Ford Econoline
  • P3490 Ford Edge
  • P3490 Ford Escape
  • P3490 Ford Escape Hybrid
  • P3490 Ford Escort
  • P3490 Ford Everest
  • P3490 Ford Excursion
  • P3490 Ford Expedition
  • P3490 Ford Explorer
  • P3490 Ford Explorer Sport Trac
  • P3490 Ford F-150
  • P3490 Ford F-250
  • P3490 Ford F-350
  • P3490 Ford Fiesta
  • P3490 Ford Flex
  • P3490 Ford Focus
  • P3490 Ford Focus Electric
  • P3490 Ford Freestar
  • P3490 Ford Freestyle
  • P3490 Ford Fusion
  • P3490 Ford Fusion Energi
  • P3490 Ford Fusion Hybrid
  • P3490 Ford Fusion Plug-In Hybrid
  • P3490 Ford GT
  • P3490 Ford Mustang
  • P3490 Ford Mustang Mach-E
  • P3490 Ford Mystique
  • P3490 Ford Probe
  • P3490 Ford Ranger
  • P3490 Ford Taurus
  • P3490 Ford Taurus X
  • P3490 Ford Tempo
  • P3490 Ford Thunderbird
  • P3490 Ford Transit
  • P3490 Ford Transit Connect
  • P3490 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.