P9F11

P9F11 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P9F11 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.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.

When the engine is in higher engine speed and torque condition, the differential pressure over the DPF is expected to rise according to engine speed and torque. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford P9F11 Fault Code Meaning :

Ford P9F11 Symptoms :

Ford P9F11 Reasons :

How To Fix Ford P9F11 Trouble Code ?

Which Ford cars have the code P9F11?

  • P9F11 Ford Aerostar
  • P9F11 Ford Bronco
  • P9F11 Ford C-Max
  • P9F11 Ford C-Max Energi
  • P9F11 Ford C-Max Hybrid
  • P9F11 Ford Contour
  • P9F11 Ford Crown Victoria
  • P9F11 Ford EcoSport
  • P9F11 Ford Econoline
  • P9F11 Ford Edge
  • P9F11 Ford Escape
  • P9F11 Ford Escape Hybrid
  • P9F11 Ford Escort
  • P9F11 Ford Everest
  • P9F11 Ford Excursion
  • P9F11 Ford Expedition
  • P9F11 Ford Explorer
  • P9F11 Ford Explorer Sport Trac
  • P9F11 Ford F-150
  • P9F11 Ford F-250
  • P9F11 Ford F-350
  • P9F11 Ford Fiesta
  • P9F11 Ford Flex
  • P9F11 Ford Focus
  • P9F11 Ford Focus Electric
  • P9F11 Ford Freestar
  • P9F11 Ford Freestyle
  • P9F11 Ford Fusion
  • P9F11 Ford Fusion Energi
  • P9F11 Ford Fusion Hybrid
  • P9F11 Ford Fusion Plug-In Hybrid
  • P9F11 Ford GT
  • P9F11 Ford Mustang
  • P9F11 Ford Mustang Mach-E
  • P9F11 Ford Mystique
  • P9F11 Ford Probe
  • P9F11 Ford Ranger
  • P9F11 Ford Taurus
  • P9F11 Ford Taurus X
  • P9F11 Ford Tempo
  • P9F11 Ford Thunderbird
  • P9F11 Ford Transit
  • P9F11 Ford Transit Connect
  • P9F11 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.