P79C9

P79C9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P79C9 Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.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 P79C9 Fault Code Meaning :

Ford P79C9 Symptoms :

Ford P79C9 Reasons :

How To Fix Ford P79C9 Trouble Code ?

Which Ford cars have the code P79C9?

  • P79C9 Ford Aerostar
  • P79C9 Ford Bronco
  • P79C9 Ford C-Max
  • P79C9 Ford C-Max Energi
  • P79C9 Ford C-Max Hybrid
  • P79C9 Ford Contour
  • P79C9 Ford Crown Victoria
  • P79C9 Ford EcoSport
  • P79C9 Ford Econoline
  • P79C9 Ford Edge
  • P79C9 Ford Escape
  • P79C9 Ford Escape Hybrid
  • P79C9 Ford Escort
  • P79C9 Ford Everest
  • P79C9 Ford Excursion
  • P79C9 Ford Expedition
  • P79C9 Ford Explorer
  • P79C9 Ford Explorer Sport Trac
  • P79C9 Ford F-150
  • P79C9 Ford F-250
  • P79C9 Ford F-350
  • P79C9 Ford Fiesta
  • P79C9 Ford Flex
  • P79C9 Ford Focus
  • P79C9 Ford Focus Electric
  • P79C9 Ford Freestar
  • P79C9 Ford Freestyle
  • P79C9 Ford Fusion
  • P79C9 Ford Fusion Energi
  • P79C9 Ford Fusion Hybrid
  • P79C9 Ford Fusion Plug-In Hybrid
  • P79C9 Ford GT
  • P79C9 Ford Mustang
  • P79C9 Ford Mustang Mach-E
  • P79C9 Ford Mystique
  • P79C9 Ford Probe
  • P79C9 Ford Ranger
  • P79C9 Ford Taurus
  • P79C9 Ford Taurus X
  • P79C9 Ford Tempo
  • P79C9 Ford Thunderbird
  • P79C9 Ford Transit
  • P79C9 Ford Transit Connect
  • P79C9 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.