P91B4

P91B4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P91B4 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 wiper switch is in the OFF position and the BHM park input from the wiper motor is not in park position. Troubleshoot for a wiper motor park switch circuit fault.

The suspension dump output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension dump air solenoid fault, and for air pressure switch short circuit fault.

Ford P91B4 Fault Code Meaning :

Ford P91B4 Symptoms :

Ford P91B4 Reasons :

How To Fix Ford P91B4 Trouble Code ?

Which Ford cars have the code P91B4?

  • P91B4 Ford Aerostar
  • P91B4 Ford Bronco
  • P91B4 Ford C-Max
  • P91B4 Ford C-Max Energi
  • P91B4 Ford C-Max Hybrid
  • P91B4 Ford Contour
  • P91B4 Ford Crown Victoria
  • P91B4 Ford EcoSport
  • P91B4 Ford Econoline
  • P91B4 Ford Edge
  • P91B4 Ford Escape
  • P91B4 Ford Escape Hybrid
  • P91B4 Ford Escort
  • P91B4 Ford Everest
  • P91B4 Ford Excursion
  • P91B4 Ford Expedition
  • P91B4 Ford Explorer
  • P91B4 Ford Explorer Sport Trac
  • P91B4 Ford F-150
  • P91B4 Ford F-250
  • P91B4 Ford F-350
  • P91B4 Ford Fiesta
  • P91B4 Ford Flex
  • P91B4 Ford Focus
  • P91B4 Ford Focus Electric
  • P91B4 Ford Freestar
  • P91B4 Ford Freestyle
  • P91B4 Ford Fusion
  • P91B4 Ford Fusion Energi
  • P91B4 Ford Fusion Hybrid
  • P91B4 Ford Fusion Plug-In Hybrid
  • P91B4 Ford GT
  • P91B4 Ford Mustang
  • P91B4 Ford Mustang Mach-E
  • P91B4 Ford Mystique
  • P91B4 Ford Probe
  • P91B4 Ford Ranger
  • P91B4 Ford Taurus
  • P91B4 Ford Taurus X
  • P91B4 Ford Tempo
  • P91B4 Ford Thunderbird
  • P91B4 Ford Transit
  • P91B4 Ford Transit Connect
  • P91B4 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.