P400A

P400A Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P400A Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.Determine if the extra switch is not required for the vehicle or if the switch has been installed but the necessary reference parameter has not been programmed into the BHM.

This circuit connects to the CHM as an input at connector J3,P. The CHM passes the signal through to power the tail lamps and marker lamps from connector C2 pin G and also from connector C1 pins D, E, and F.

Ford P400A Fault Code Meaning :

Ford P400A Symptoms :

Ford P400A Reasons :

How To Fix Ford P400A Trouble Code ?

Which Ford cars have the code P400A?

  • P400A Ford Aerostar
  • P400A Ford Bronco
  • P400A Ford C-Max
  • P400A Ford C-Max Energi
  • P400A Ford C-Max Hybrid
  • P400A Ford Contour
  • P400A Ford Crown Victoria
  • P400A Ford EcoSport
  • P400A Ford Econoline
  • P400A Ford Edge
  • P400A Ford Escape
  • P400A Ford Escape Hybrid
  • P400A Ford Escort
  • P400A Ford Everest
  • P400A Ford Excursion
  • P400A Ford Expedition
  • P400A Ford Explorer
  • P400A Ford Explorer Sport Trac
  • P400A Ford F-150
  • P400A Ford F-250
  • P400A Ford F-350
  • P400A Ford Fiesta
  • P400A Ford Flex
  • P400A Ford Focus
  • P400A Ford Focus Electric
  • P400A Ford Freestar
  • P400A Ford Freestyle
  • P400A Ford Fusion
  • P400A Ford Fusion Energi
  • P400A Ford Fusion Hybrid
  • P400A Ford Fusion Plug-In Hybrid
  • P400A Ford GT
  • P400A Ford Mustang
  • P400A Ford Mustang Mach-E
  • P400A Ford Mystique
  • P400A Ford Probe
  • P400A Ford Ranger
  • P400A Ford Taurus
  • P400A Ford Taurus X
  • P400A Ford Tempo
  • P400A Ford Thunderbird
  • P400A Ford Transit
  • P400A Ford Transit Connect
  • P400A 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.