B11C9

B11C9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B11C9 Diagnosis

The axle lift 2 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for axle lift 2 air solenoid fault, and for air pressure switch short circuit fault.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 B11C9 Fault Code Meaning :

Ford B11C9 Symptoms :

Ford B11C9 Reasons :

How To Fix Ford B11C9 Trouble Code ?

Which Ford cars have the code B11C9?

  • B11C9 Ford Aerostar
  • B11C9 Ford Bronco
  • B11C9 Ford C-Max
  • B11C9 Ford C-Max Energi
  • B11C9 Ford C-Max Hybrid
  • B11C9 Ford Contour
  • B11C9 Ford Crown Victoria
  • B11C9 Ford EcoSport
  • B11C9 Ford Econoline
  • B11C9 Ford Edge
  • B11C9 Ford Escape
  • B11C9 Ford Escape Hybrid
  • B11C9 Ford Escort
  • B11C9 Ford Everest
  • B11C9 Ford Excursion
  • B11C9 Ford Expedition
  • B11C9 Ford Explorer
  • B11C9 Ford Explorer Sport Trac
  • B11C9 Ford F-150
  • B11C9 Ford F-250
  • B11C9 Ford F-350
  • B11C9 Ford Fiesta
  • B11C9 Ford Flex
  • B11C9 Ford Focus
  • B11C9 Ford Focus Electric
  • B11C9 Ford Freestar
  • B11C9 Ford Freestyle
  • B11C9 Ford Fusion
  • B11C9 Ford Fusion Energi
  • B11C9 Ford Fusion Hybrid
  • B11C9 Ford Fusion Plug-In Hybrid
  • B11C9 Ford GT
  • B11C9 Ford Mustang
  • B11C9 Ford Mustang Mach-E
  • B11C9 Ford Mystique
  • B11C9 Ford Probe
  • B11C9 Ford Ranger
  • B11C9 Ford Taurus
  • B11C9 Ford Taurus X
  • B11C9 Ford Tempo
  • B11C9 Ford Thunderbird
  • B11C9 Ford Transit
  • B11C9 Ford Transit Connect
  • B11C9 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.