P4E40

P4E40 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P4E40 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 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 FF.

The End of Frame air output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for an End of Frame air solenoid fault, and for an air pressure switch short circuit fault.

Ford P4E40 Fault Code Meaning :

Ford P4E40 Symptoms :

Ford P4E40 Reasons :

How To Fix Ford P4E40 Trouble Code ?

Which Ford cars have the code P4E40?

  • P4E40 Ford Aerostar
  • P4E40 Ford Bronco
  • P4E40 Ford C-Max
  • P4E40 Ford C-Max Energi
  • P4E40 Ford C-Max Hybrid
  • P4E40 Ford Contour
  • P4E40 Ford Crown Victoria
  • P4E40 Ford EcoSport
  • P4E40 Ford Econoline
  • P4E40 Ford Edge
  • P4E40 Ford Escape
  • P4E40 Ford Escape Hybrid
  • P4E40 Ford Escort
  • P4E40 Ford Everest
  • P4E40 Ford Excursion
  • P4E40 Ford Expedition
  • P4E40 Ford Explorer
  • P4E40 Ford Explorer Sport Trac
  • P4E40 Ford F-150
  • P4E40 Ford F-250
  • P4E40 Ford F-350
  • P4E40 Ford Fiesta
  • P4E40 Ford Flex
  • P4E40 Ford Focus
  • P4E40 Ford Focus Electric
  • P4E40 Ford Freestar
  • P4E40 Ford Freestyle
  • P4E40 Ford Fusion
  • P4E40 Ford Fusion Energi
  • P4E40 Ford Fusion Hybrid
  • P4E40 Ford Fusion Plug-In Hybrid
  • P4E40 Ford GT
  • P4E40 Ford Mustang
  • P4E40 Ford Mustang Mach-E
  • P4E40 Ford Mystique
  • P4E40 Ford Probe
  • P4E40 Ford Ranger
  • P4E40 Ford Taurus
  • P4E40 Ford Taurus X
  • P4E40 Ford Tempo
  • P4E40 Ford Thunderbird
  • P4E40 Ford Transit
  • P4E40 Ford Transit Connect
  • P4E40 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.