P979F

P979F Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P979F 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 position information for the switch becomes Not Available. Remove the duplicate Smart Switch, then use ServiceLink to verify that the correct Smart Switches are configured for the vehicle.

A comparison of pressures from all sensors is made. The smallest difference between the three is determined and a reference pressure is calculated. The Barometric pressure sensor value is compared to the reference value and if the difference is above the threshold a DTC is reported.

Ford P979F Fault Code Meaning :

Ford P979F Symptoms :

Ford P979F Reasons :

How To Fix Ford P979F Trouble Code ?

Which Ford cars have the code P979F?

  • P979F Ford Aerostar
  • P979F Ford Bronco
  • P979F Ford C-Max
  • P979F Ford C-Max Energi
  • P979F Ford C-Max Hybrid
  • P979F Ford Contour
  • P979F Ford Crown Victoria
  • P979F Ford EcoSport
  • P979F Ford Econoline
  • P979F Ford Edge
  • P979F Ford Escape
  • P979F Ford Escape Hybrid
  • P979F Ford Escort
  • P979F Ford Everest
  • P979F Ford Excursion
  • P979F Ford Expedition
  • P979F Ford Explorer
  • P979F Ford Explorer Sport Trac
  • P979F Ford F-150
  • P979F Ford F-250
  • P979F Ford F-350
  • P979F Ford Fiesta
  • P979F Ford Flex
  • P979F Ford Focus
  • P979F Ford Focus Electric
  • P979F Ford Freestar
  • P979F Ford Freestyle
  • P979F Ford Fusion
  • P979F Ford Fusion Energi
  • P979F Ford Fusion Hybrid
  • P979F Ford Fusion Plug-In Hybrid
  • P979F Ford GT
  • P979F Ford Mustang
  • P979F Ford Mustang Mach-E
  • P979F Ford Mystique
  • P979F Ford Probe
  • P979F Ford Ranger
  • P979F Ford Taurus
  • P979F Ford Taurus X
  • P979F Ford Tempo
  • P979F Ford Thunderbird
  • P979F Ford Transit
  • P979F Ford Transit Connect
  • P979F 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.