P438C

P438C Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P438C Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

The suspension proportioning output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension proportioning air solenoid fault, and for air pressure switch short circuit fault.

Ford P438C Fault Code Meaning :

Ford P438C Symptoms :

Ford P438C Reasons :

How To Fix Ford P438C Trouble Code ?

Which Ford cars have the code P438C?

  • P438C Ford Aerostar
  • P438C Ford Bronco
  • P438C Ford C-Max
  • P438C Ford C-Max Energi
  • P438C Ford C-Max Hybrid
  • P438C Ford Contour
  • P438C Ford Crown Victoria
  • P438C Ford EcoSport
  • P438C Ford Econoline
  • P438C Ford Edge
  • P438C Ford Escape
  • P438C Ford Escape Hybrid
  • P438C Ford Escort
  • P438C Ford Everest
  • P438C Ford Excursion
  • P438C Ford Expedition
  • P438C Ford Explorer
  • P438C Ford Explorer Sport Trac
  • P438C Ford F-150
  • P438C Ford F-250
  • P438C Ford F-350
  • P438C Ford Fiesta
  • P438C Ford Flex
  • P438C Ford Focus
  • P438C Ford Focus Electric
  • P438C Ford Freestar
  • P438C Ford Freestyle
  • P438C Ford Fusion
  • P438C Ford Fusion Energi
  • P438C Ford Fusion Hybrid
  • P438C Ford Fusion Plug-In Hybrid
  • P438C Ford GT
  • P438C Ford Mustang
  • P438C Ford Mustang Mach-E
  • P438C Ford Mystique
  • P438C Ford Probe
  • P438C Ford Ranger
  • P438C Ford Taurus
  • P438C Ford Taurus X
  • P438C Ford Tempo
  • P438C Ford Thunderbird
  • P438C Ford Transit
  • P438C Ford Transit Connect
  • P438C 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.