P40E9

P40E9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P40E9 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 P40E9 Fault Code Meaning :

Ford P40E9 Symptoms :

Ford P40E9 Reasons :

How To Fix Ford P40E9 Trouble Code ?

Which Ford cars have the code P40E9?

  • P40E9 Ford Aerostar
  • P40E9 Ford Bronco
  • P40E9 Ford C-Max
  • P40E9 Ford C-Max Energi
  • P40E9 Ford C-Max Hybrid
  • P40E9 Ford Contour
  • P40E9 Ford Crown Victoria
  • P40E9 Ford EcoSport
  • P40E9 Ford Econoline
  • P40E9 Ford Edge
  • P40E9 Ford Escape
  • P40E9 Ford Escape Hybrid
  • P40E9 Ford Escort
  • P40E9 Ford Everest
  • P40E9 Ford Excursion
  • P40E9 Ford Expedition
  • P40E9 Ford Explorer
  • P40E9 Ford Explorer Sport Trac
  • P40E9 Ford F-150
  • P40E9 Ford F-250
  • P40E9 Ford F-350
  • P40E9 Ford Fiesta
  • P40E9 Ford Flex
  • P40E9 Ford Focus
  • P40E9 Ford Focus Electric
  • P40E9 Ford Freestar
  • P40E9 Ford Freestyle
  • P40E9 Ford Fusion
  • P40E9 Ford Fusion Energi
  • P40E9 Ford Fusion Hybrid
  • P40E9 Ford Fusion Plug-In Hybrid
  • P40E9 Ford GT
  • P40E9 Ford Mustang
  • P40E9 Ford Mustang Mach-E
  • P40E9 Ford Mystique
  • P40E9 Ford Probe
  • P40E9 Ford Ranger
  • P40E9 Ford Taurus
  • P40E9 Ford Taurus X
  • P40E9 Ford Tempo
  • P40E9 Ford Thunderbird
  • P40E9 Ford Transit
  • P40E9 Ford Transit Connect
  • P40E9 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.