P799F

P799F Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P799F Diagnosis

The PTO 1 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for PTO 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 P799F Fault Code Meaning :

Ford P799F Symptoms :

Ford P799F Reasons :

How To Fix Ford P799F Trouble Code ?

Which Ford cars have the code P799F?

  • P799F Ford Aerostar
  • P799F Ford Bronco
  • P799F Ford C-Max
  • P799F Ford C-Max Energi
  • P799F Ford C-Max Hybrid
  • P799F Ford Contour
  • P799F Ford Crown Victoria
  • P799F Ford EcoSport
  • P799F Ford Econoline
  • P799F Ford Edge
  • P799F Ford Escape
  • P799F Ford Escape Hybrid
  • P799F Ford Escort
  • P799F Ford Everest
  • P799F Ford Excursion
  • P799F Ford Expedition
  • P799F Ford Explorer
  • P799F Ford Explorer Sport Trac
  • P799F Ford F-150
  • P799F Ford F-250
  • P799F Ford F-350
  • P799F Ford Fiesta
  • P799F Ford Flex
  • P799F Ford Focus
  • P799F Ford Focus Electric
  • P799F Ford Freestar
  • P799F Ford Freestyle
  • P799F Ford Fusion
  • P799F Ford Fusion Energi
  • P799F Ford Fusion Hybrid
  • P799F Ford Fusion Plug-In Hybrid
  • P799F Ford GT
  • P799F Ford Mustang
  • P799F Ford Mustang Mach-E
  • P799F Ford Mystique
  • P799F Ford Probe
  • P799F Ford Ranger
  • P799F Ford Taurus
  • P799F Ford Taurus X
  • P799F Ford Tempo
  • P799F Ford Thunderbird
  • P799F Ford Transit
  • P799F Ford Transit Connect
  • P799F 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.