P400B

P400B Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P400B Diagnosis

The CHM does not suupport PWM type DRLs. The vehicle has a BHM mismatch with the CHM. Replace the CHM with one that is compatible with the BHM.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 P400B Fault Code Meaning :

Ford P400B Symptoms :

Ford P400B Reasons :

How To Fix Ford P400B Trouble Code ?

Which Ford cars have the code P400B?

  • P400B Ford Aerostar
  • P400B Ford Bronco
  • P400B Ford C-Max
  • P400B Ford C-Max Energi
  • P400B Ford C-Max Hybrid
  • P400B Ford Contour
  • P400B Ford Crown Victoria
  • P400B Ford EcoSport
  • P400B Ford Econoline
  • P400B Ford Edge
  • P400B Ford Escape
  • P400B Ford Escape Hybrid
  • P400B Ford Escort
  • P400B Ford Everest
  • P400B Ford Excursion
  • P400B Ford Expedition
  • P400B Ford Explorer
  • P400B Ford Explorer Sport Trac
  • P400B Ford F-150
  • P400B Ford F-250
  • P400B Ford F-350
  • P400B Ford Fiesta
  • P400B Ford Flex
  • P400B Ford Focus
  • P400B Ford Focus Electric
  • P400B Ford Freestar
  • P400B Ford Freestyle
  • P400B Ford Fusion
  • P400B Ford Fusion Energi
  • P400B Ford Fusion Hybrid
  • P400B Ford Fusion Plug-In Hybrid
  • P400B Ford GT
  • P400B Ford Mustang
  • P400B Ford Mustang Mach-E
  • P400B Ford Mystique
  • P400B Ford Probe
  • P400B Ford Ranger
  • P400B Ford Taurus
  • P400B Ford Taurus X
  • P400B Ford Tempo
  • P400B Ford Thunderbird
  • P400B Ford Transit
  • P400B Ford Transit Connect
  • P400B 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.