P42B9

P42B9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P42B9 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 is detecting more than one smart switch with the same ID number present on the vehicle. The outputs controlled by the switch and the indicator in the switch are commanded OFF.

The disconnected pipe malfunction is detected when the ventilator tube from the valve cover to the separator device is disconnected resulting in a pressure below the lower limit.Both of these malfunctions will result in a DTC being set.

Ford P42B9 Fault Code Meaning :

Ford P42B9 Symptoms :

Ford P42B9 Reasons :

How To Fix Ford P42B9 Trouble Code ?

Which Ford cars have the code P42B9?

  • P42B9 Ford Aerostar
  • P42B9 Ford Bronco
  • P42B9 Ford C-Max
  • P42B9 Ford C-Max Energi
  • P42B9 Ford C-Max Hybrid
  • P42B9 Ford Contour
  • P42B9 Ford Crown Victoria
  • P42B9 Ford EcoSport
  • P42B9 Ford Econoline
  • P42B9 Ford Edge
  • P42B9 Ford Escape
  • P42B9 Ford Escape Hybrid
  • P42B9 Ford Escort
  • P42B9 Ford Everest
  • P42B9 Ford Excursion
  • P42B9 Ford Expedition
  • P42B9 Ford Explorer
  • P42B9 Ford Explorer Sport Trac
  • P42B9 Ford F-150
  • P42B9 Ford F-250
  • P42B9 Ford F-350
  • P42B9 Ford Fiesta
  • P42B9 Ford Flex
  • P42B9 Ford Focus
  • P42B9 Ford Focus Electric
  • P42B9 Ford Freestar
  • P42B9 Ford Freestyle
  • P42B9 Ford Fusion
  • P42B9 Ford Fusion Energi
  • P42B9 Ford Fusion Hybrid
  • P42B9 Ford Fusion Plug-In Hybrid
  • P42B9 Ford GT
  • P42B9 Ford Mustang
  • P42B9 Ford Mustang Mach-E
  • P42B9 Ford Mystique
  • P42B9 Ford Probe
  • P42B9 Ford Ranger
  • P42B9 Ford Taurus
  • P42B9 Ford Taurus X
  • P42B9 Ford Tempo
  • P42B9 Ford Thunderbird
  • P42B9 Ford Transit
  • P42B9 Ford Transit Connect
  • P42B9 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.