P9F12

P9F12 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P9F12 Diagnosis

This fault indicates that the circuit is drawing more current than it is designed to supply, and possibly there is a wiring fault shorting this circuit to ground. The fault remains active until the ignition is turned ON when the fault is no longer present.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 BHM drives the 5 cab overhead clearance and ID lamps from connector B5 pin C on circuit 46. All other marker and tail lamps are driven from BHM connector B1,K on circuit 23. This circuit connects to the CHM as an input at connector J3,P.

Ford P9F12 Fault Code Meaning :

Ford P9F12 Symptoms :

Ford P9F12 Reasons :

How To Fix Ford P9F12 Trouble Code ?

Which Ford cars have the code P9F12?

  • P9F12 Ford Aerostar
  • P9F12 Ford Bronco
  • P9F12 Ford C-Max
  • P9F12 Ford C-Max Energi
  • P9F12 Ford C-Max Hybrid
  • P9F12 Ford Contour
  • P9F12 Ford Crown Victoria
  • P9F12 Ford EcoSport
  • P9F12 Ford Econoline
  • P9F12 Ford Edge
  • P9F12 Ford Escape
  • P9F12 Ford Escape Hybrid
  • P9F12 Ford Escort
  • P9F12 Ford Everest
  • P9F12 Ford Excursion
  • P9F12 Ford Expedition
  • P9F12 Ford Explorer
  • P9F12 Ford Explorer Sport Trac
  • P9F12 Ford F-150
  • P9F12 Ford F-250
  • P9F12 Ford F-350
  • P9F12 Ford Fiesta
  • P9F12 Ford Flex
  • P9F12 Ford Focus
  • P9F12 Ford Focus Electric
  • P9F12 Ford Freestar
  • P9F12 Ford Freestyle
  • P9F12 Ford Fusion
  • P9F12 Ford Fusion Energi
  • P9F12 Ford Fusion Hybrid
  • P9F12 Ford Fusion Plug-In Hybrid
  • P9F12 Ford GT
  • P9F12 Ford Mustang
  • P9F12 Ford Mustang Mach-E
  • P9F12 Ford Mystique
  • P9F12 Ford Probe
  • P9F12 Ford Ranger
  • P9F12 Ford Taurus
  • P9F12 Ford Taurus X
  • P9F12 Ford Tempo
  • P9F12 Ford Thunderbird
  • P9F12 Ford Transit
  • P9F12 Ford Transit Connect
  • P9F12 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.