P91D6

P91D6 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P91D6 Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.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 P91D6 Fault Code Meaning :

Ford P91D6 Symptoms :

Ford P91D6 Reasons :

How To Fix Ford P91D6 Trouble Code ?

Which Ford cars have the code P91D6?

  • P91D6 Ford Aerostar
  • P91D6 Ford Bronco
  • P91D6 Ford C-Max
  • P91D6 Ford C-Max Energi
  • P91D6 Ford C-Max Hybrid
  • P91D6 Ford Contour
  • P91D6 Ford Crown Victoria
  • P91D6 Ford EcoSport
  • P91D6 Ford Econoline
  • P91D6 Ford Edge
  • P91D6 Ford Escape
  • P91D6 Ford Escape Hybrid
  • P91D6 Ford Escort
  • P91D6 Ford Everest
  • P91D6 Ford Excursion
  • P91D6 Ford Expedition
  • P91D6 Ford Explorer
  • P91D6 Ford Explorer Sport Trac
  • P91D6 Ford F-150
  • P91D6 Ford F-250
  • P91D6 Ford F-350
  • P91D6 Ford Fiesta
  • P91D6 Ford Flex
  • P91D6 Ford Focus
  • P91D6 Ford Focus Electric
  • P91D6 Ford Freestar
  • P91D6 Ford Freestyle
  • P91D6 Ford Fusion
  • P91D6 Ford Fusion Energi
  • P91D6 Ford Fusion Hybrid
  • P91D6 Ford Fusion Plug-In Hybrid
  • P91D6 Ford GT
  • P91D6 Ford Mustang
  • P91D6 Ford Mustang Mach-E
  • P91D6 Ford Mystique
  • P91D6 Ford Probe
  • P91D6 Ford Ranger
  • P91D6 Ford Taurus
  • P91D6 Ford Taurus X
  • P91D6 Ford Tempo
  • P91D6 Ford Thunderbird
  • P91D6 Ford Transit
  • P91D6 Ford Transit Connect
  • P91D6 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.