P4B09

P4B09 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P4B09 Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.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 P4B09 Fault Code Meaning :

Ford P4B09 Symptoms :

Ford P4B09 Reasons :

How To Fix Ford P4B09 Trouble Code ?

Which Ford cars have the code P4B09?

  • P4B09 Ford Aerostar
  • P4B09 Ford Bronco
  • P4B09 Ford C-Max
  • P4B09 Ford C-Max Energi
  • P4B09 Ford C-Max Hybrid
  • P4B09 Ford Contour
  • P4B09 Ford Crown Victoria
  • P4B09 Ford EcoSport
  • P4B09 Ford Econoline
  • P4B09 Ford Edge
  • P4B09 Ford Escape
  • P4B09 Ford Escape Hybrid
  • P4B09 Ford Escort
  • P4B09 Ford Everest
  • P4B09 Ford Excursion
  • P4B09 Ford Expedition
  • P4B09 Ford Explorer
  • P4B09 Ford Explorer Sport Trac
  • P4B09 Ford F-150
  • P4B09 Ford F-250
  • P4B09 Ford F-350
  • P4B09 Ford Fiesta
  • P4B09 Ford Flex
  • P4B09 Ford Focus
  • P4B09 Ford Focus Electric
  • P4B09 Ford Freestar
  • P4B09 Ford Freestyle
  • P4B09 Ford Fusion
  • P4B09 Ford Fusion Energi
  • P4B09 Ford Fusion Hybrid
  • P4B09 Ford Fusion Plug-In Hybrid
  • P4B09 Ford GT
  • P4B09 Ford Mustang
  • P4B09 Ford Mustang Mach-E
  • P4B09 Ford Mystique
  • P4B09 Ford Probe
  • P4B09 Ford Ranger
  • P4B09 Ford Taurus
  • P4B09 Ford Taurus X
  • P4B09 Ford Tempo
  • P4B09 Ford Thunderbird
  • P4B09 Ford Transit
  • P4B09 Ford Transit Connect
  • P4B09 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.