P4B51

P4B51 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P4B51 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 P4B51 Fault Code Meaning :

Ford P4B51 Symptoms :

Ford P4B51 Reasons :

How To Fix Ford P4B51 Trouble Code ?

Which Ford cars have the code P4B51?

  • P4B51 Ford Aerostar
  • P4B51 Ford Bronco
  • P4B51 Ford C-Max
  • P4B51 Ford C-Max Energi
  • P4B51 Ford C-Max Hybrid
  • P4B51 Ford Contour
  • P4B51 Ford Crown Victoria
  • P4B51 Ford EcoSport
  • P4B51 Ford Econoline
  • P4B51 Ford Edge
  • P4B51 Ford Escape
  • P4B51 Ford Escape Hybrid
  • P4B51 Ford Escort
  • P4B51 Ford Everest
  • P4B51 Ford Excursion
  • P4B51 Ford Expedition
  • P4B51 Ford Explorer
  • P4B51 Ford Explorer Sport Trac
  • P4B51 Ford F-150
  • P4B51 Ford F-250
  • P4B51 Ford F-350
  • P4B51 Ford Fiesta
  • P4B51 Ford Flex
  • P4B51 Ford Focus
  • P4B51 Ford Focus Electric
  • P4B51 Ford Freestar
  • P4B51 Ford Freestyle
  • P4B51 Ford Fusion
  • P4B51 Ford Fusion Energi
  • P4B51 Ford Fusion Hybrid
  • P4B51 Ford Fusion Plug-In Hybrid
  • P4B51 Ford GT
  • P4B51 Ford Mustang
  • P4B51 Ford Mustang Mach-E
  • P4B51 Ford Mystique
  • P4B51 Ford Probe
  • P4B51 Ford Ranger
  • P4B51 Ford Taurus
  • P4B51 Ford Taurus X
  • P4B51 Ford Tempo
  • P4B51 Ford Thunderbird
  • P4B51 Ford Transit
  • P4B51 Ford Transit Connect
  • P4B51 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.