P9B31

P9B31 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P9B31 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.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 P9B31 Fault Code Meaning :

Ford P9B31 Symptoms :

Ford P9B31 Reasons :

How To Fix Ford P9B31 Trouble Code ?

Which Ford cars have the code P9B31?

  • P9B31 Ford Aerostar
  • P9B31 Ford Bronco
  • P9B31 Ford C-Max
  • P9B31 Ford C-Max Energi
  • P9B31 Ford C-Max Hybrid
  • P9B31 Ford Contour
  • P9B31 Ford Crown Victoria
  • P9B31 Ford EcoSport
  • P9B31 Ford Econoline
  • P9B31 Ford Edge
  • P9B31 Ford Escape
  • P9B31 Ford Escape Hybrid
  • P9B31 Ford Escort
  • P9B31 Ford Everest
  • P9B31 Ford Excursion
  • P9B31 Ford Expedition
  • P9B31 Ford Explorer
  • P9B31 Ford Explorer Sport Trac
  • P9B31 Ford F-150
  • P9B31 Ford F-250
  • P9B31 Ford F-350
  • P9B31 Ford Fiesta
  • P9B31 Ford Flex
  • P9B31 Ford Focus
  • P9B31 Ford Focus Electric
  • P9B31 Ford Freestar
  • P9B31 Ford Freestyle
  • P9B31 Ford Fusion
  • P9B31 Ford Fusion Energi
  • P9B31 Ford Fusion Hybrid
  • P9B31 Ford Fusion Plug-In Hybrid
  • P9B31 Ford GT
  • P9B31 Ford Mustang
  • P9B31 Ford Mustang Mach-E
  • P9B31 Ford Mystique
  • P9B31 Ford Probe
  • P9B31 Ford Ranger
  • P9B31 Ford Taurus
  • P9B31 Ford Taurus X
  • P9B31 Ford Tempo
  • P9B31 Ford Thunderbird
  • P9B31 Ford Transit
  • P9B31 Ford Transit Connect
  • P9B31 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.