P91C9

P91C9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P91C9 Diagnosis

The CHM does not suupport PWM type DRLs. The vehicle has a BHM mismatch with the CHM. Replace the CHM with one that is compatible with the BHM.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 P91C9 Fault Code Meaning :

Ford P91C9 Symptoms :

Ford P91C9 Reasons :

How To Fix Ford P91C9 Trouble Code ?

Which Ford cars have the code P91C9?

  • P91C9 Ford Aerostar
  • P91C9 Ford Bronco
  • P91C9 Ford C-Max
  • P91C9 Ford C-Max Energi
  • P91C9 Ford C-Max Hybrid
  • P91C9 Ford Contour
  • P91C9 Ford Crown Victoria
  • P91C9 Ford EcoSport
  • P91C9 Ford Econoline
  • P91C9 Ford Edge
  • P91C9 Ford Escape
  • P91C9 Ford Escape Hybrid
  • P91C9 Ford Escort
  • P91C9 Ford Everest
  • P91C9 Ford Excursion
  • P91C9 Ford Expedition
  • P91C9 Ford Explorer
  • P91C9 Ford Explorer Sport Trac
  • P91C9 Ford F-150
  • P91C9 Ford F-250
  • P91C9 Ford F-350
  • P91C9 Ford Fiesta
  • P91C9 Ford Flex
  • P91C9 Ford Focus
  • P91C9 Ford Focus Electric
  • P91C9 Ford Freestar
  • P91C9 Ford Freestyle
  • P91C9 Ford Fusion
  • P91C9 Ford Fusion Energi
  • P91C9 Ford Fusion Hybrid
  • P91C9 Ford Fusion Plug-In Hybrid
  • P91C9 Ford GT
  • P91C9 Ford Mustang
  • P91C9 Ford Mustang Mach-E
  • P91C9 Ford Mystique
  • P91C9 Ford Probe
  • P91C9 Ford Ranger
  • P91C9 Ford Taurus
  • P91C9 Ford Taurus X
  • P91C9 Ford Tempo
  • P91C9 Ford Thunderbird
  • P91C9 Ford Transit
  • P91C9 Ford Transit Connect
  • P91C9 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.