P9B21

P9B21 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P9B21 Diagnosis

The PTO 1 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for PTO 2 air solenoid fault, and for air pressure switch short 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 P9B21 Fault Code Meaning :

Ford P9B21 Symptoms :

Ford P9B21 Reasons :

How To Fix Ford P9B21 Trouble Code ?

Which Ford cars have the code P9B21?

  • P9B21 Ford Aerostar
  • P9B21 Ford Bronco
  • P9B21 Ford C-Max
  • P9B21 Ford C-Max Energi
  • P9B21 Ford C-Max Hybrid
  • P9B21 Ford Contour
  • P9B21 Ford Crown Victoria
  • P9B21 Ford EcoSport
  • P9B21 Ford Econoline
  • P9B21 Ford Edge
  • P9B21 Ford Escape
  • P9B21 Ford Escape Hybrid
  • P9B21 Ford Escort
  • P9B21 Ford Everest
  • P9B21 Ford Excursion
  • P9B21 Ford Expedition
  • P9B21 Ford Explorer
  • P9B21 Ford Explorer Sport Trac
  • P9B21 Ford F-150
  • P9B21 Ford F-250
  • P9B21 Ford F-350
  • P9B21 Ford Fiesta
  • P9B21 Ford Flex
  • P9B21 Ford Focus
  • P9B21 Ford Focus Electric
  • P9B21 Ford Freestar
  • P9B21 Ford Freestyle
  • P9B21 Ford Fusion
  • P9B21 Ford Fusion Energi
  • P9B21 Ford Fusion Hybrid
  • P9B21 Ford Fusion Plug-In Hybrid
  • P9B21 Ford GT
  • P9B21 Ford Mustang
  • P9B21 Ford Mustang Mach-E
  • P9B21 Ford Mystique
  • P9B21 Ford Probe
  • P9B21 Ford Ranger
  • P9B21 Ford Taurus
  • P9B21 Ford Taurus X
  • P9B21 Ford Tempo
  • P9B21 Ford Thunderbird
  • P9B21 Ford Transit
  • P9B21 Ford Transit Connect
  • P9B21 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.