P7B31

P7B31 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P7B31 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 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 P7B31 Fault Code Meaning :

Ford P7B31 Symptoms :

Ford P7B31 Reasons :

How To Fix Ford P7B31 Trouble Code ?

Which Ford cars have the code P7B31?

  • P7B31 Ford Aerostar
  • P7B31 Ford Bronco
  • P7B31 Ford C-Max
  • P7B31 Ford C-Max Energi
  • P7B31 Ford C-Max Hybrid
  • P7B31 Ford Contour
  • P7B31 Ford Crown Victoria
  • P7B31 Ford EcoSport
  • P7B31 Ford Econoline
  • P7B31 Ford Edge
  • P7B31 Ford Escape
  • P7B31 Ford Escape Hybrid
  • P7B31 Ford Escort
  • P7B31 Ford Everest
  • P7B31 Ford Excursion
  • P7B31 Ford Expedition
  • P7B31 Ford Explorer
  • P7B31 Ford Explorer Sport Trac
  • P7B31 Ford F-150
  • P7B31 Ford F-250
  • P7B31 Ford F-350
  • P7B31 Ford Fiesta
  • P7B31 Ford Flex
  • P7B31 Ford Focus
  • P7B31 Ford Focus Electric
  • P7B31 Ford Freestar
  • P7B31 Ford Freestyle
  • P7B31 Ford Fusion
  • P7B31 Ford Fusion Energi
  • P7B31 Ford Fusion Hybrid
  • P7B31 Ford Fusion Plug-In Hybrid
  • P7B31 Ford GT
  • P7B31 Ford Mustang
  • P7B31 Ford Mustang Mach-E
  • P7B31 Ford Mystique
  • P7B31 Ford Probe
  • P7B31 Ford Ranger
  • P7B31 Ford Taurus
  • P7B31 Ford Taurus X
  • P7B31 Ford Tempo
  • P7B31 Ford Thunderbird
  • P7B31 Ford Transit
  • P7B31 Ford Transit Connect
  • P7B31 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.