P3549

P3549 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3549 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.

A comparison of pressures from all sensors is made. The smallest difference between the three is determined and a reference pressure is calculated. The Barometric pressure sensor value is compared to the reference value and if the difference is above the threshold a DTC is reported.

Ford P3549 Fault Code Meaning :

Ford P3549 Symptoms :

Ford P3549 Reasons :

How To Fix Ford P3549 Trouble Code ?

Which Ford cars have the code P3549?

  • P3549 Ford Aerostar
  • P3549 Ford Bronco
  • P3549 Ford C-Max
  • P3549 Ford C-Max Energi
  • P3549 Ford C-Max Hybrid
  • P3549 Ford Contour
  • P3549 Ford Crown Victoria
  • P3549 Ford EcoSport
  • P3549 Ford Econoline
  • P3549 Ford Edge
  • P3549 Ford Escape
  • P3549 Ford Escape Hybrid
  • P3549 Ford Escort
  • P3549 Ford Everest
  • P3549 Ford Excursion
  • P3549 Ford Expedition
  • P3549 Ford Explorer
  • P3549 Ford Explorer Sport Trac
  • P3549 Ford F-150
  • P3549 Ford F-250
  • P3549 Ford F-350
  • P3549 Ford Fiesta
  • P3549 Ford Flex
  • P3549 Ford Focus
  • P3549 Ford Focus Electric
  • P3549 Ford Freestar
  • P3549 Ford Freestyle
  • P3549 Ford Fusion
  • P3549 Ford Fusion Energi
  • P3549 Ford Fusion Hybrid
  • P3549 Ford Fusion Plug-In Hybrid
  • P3549 Ford GT
  • P3549 Ford Mustang
  • P3549 Ford Mustang Mach-E
  • P3549 Ford Mystique
  • P3549 Ford Probe
  • P3549 Ford Ranger
  • P3549 Ford Taurus
  • P3549 Ford Taurus X
  • P3549 Ford Tempo
  • P3549 Ford Thunderbird
  • P3549 Ford Transit
  • P3549 Ford Transit Connect
  • P3549 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.