P91B5

P91B5 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P91B5 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 P91B5 Fault Code Meaning :

Ford P91B5 Symptoms :

Ford P91B5 Reasons :

How To Fix Ford P91B5 Trouble Code ?

Which Ford cars have the code P91B5?

  • P91B5 Ford Aerostar
  • P91B5 Ford Bronco
  • P91B5 Ford C-Max
  • P91B5 Ford C-Max Energi
  • P91B5 Ford C-Max Hybrid
  • P91B5 Ford Contour
  • P91B5 Ford Crown Victoria
  • P91B5 Ford EcoSport
  • P91B5 Ford Econoline
  • P91B5 Ford Edge
  • P91B5 Ford Escape
  • P91B5 Ford Escape Hybrid
  • P91B5 Ford Escort
  • P91B5 Ford Everest
  • P91B5 Ford Excursion
  • P91B5 Ford Expedition
  • P91B5 Ford Explorer
  • P91B5 Ford Explorer Sport Trac
  • P91B5 Ford F-150
  • P91B5 Ford F-250
  • P91B5 Ford F-350
  • P91B5 Ford Fiesta
  • P91B5 Ford Flex
  • P91B5 Ford Focus
  • P91B5 Ford Focus Electric
  • P91B5 Ford Freestar
  • P91B5 Ford Freestyle
  • P91B5 Ford Fusion
  • P91B5 Ford Fusion Energi
  • P91B5 Ford Fusion Hybrid
  • P91B5 Ford Fusion Plug-In Hybrid
  • P91B5 Ford GT
  • P91B5 Ford Mustang
  • P91B5 Ford Mustang Mach-E
  • P91B5 Ford Mystique
  • P91B5 Ford Probe
  • P91B5 Ford Ranger
  • P91B5 Ford Taurus
  • P91B5 Ford Taurus X
  • P91B5 Ford Tempo
  • P91B5 Ford Thunderbird
  • P91B5 Ford Transit
  • P91B5 Ford Transit Connect
  • P91B5 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.