P78D8

P78D8 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P78D8 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 P78D8 Fault Code Meaning :

Ford P78D8 Symptoms :

Ford P78D8 Reasons :

How To Fix Ford P78D8 Trouble Code ?

Which Ford cars have the code P78D8?

  • P78D8 Ford Aerostar
  • P78D8 Ford Bronco
  • P78D8 Ford C-Max
  • P78D8 Ford C-Max Energi
  • P78D8 Ford C-Max Hybrid
  • P78D8 Ford Contour
  • P78D8 Ford Crown Victoria
  • P78D8 Ford EcoSport
  • P78D8 Ford Econoline
  • P78D8 Ford Edge
  • P78D8 Ford Escape
  • P78D8 Ford Escape Hybrid
  • P78D8 Ford Escort
  • P78D8 Ford Everest
  • P78D8 Ford Excursion
  • P78D8 Ford Expedition
  • P78D8 Ford Explorer
  • P78D8 Ford Explorer Sport Trac
  • P78D8 Ford F-150
  • P78D8 Ford F-250
  • P78D8 Ford F-350
  • P78D8 Ford Fiesta
  • P78D8 Ford Flex
  • P78D8 Ford Focus
  • P78D8 Ford Focus Electric
  • P78D8 Ford Freestar
  • P78D8 Ford Freestyle
  • P78D8 Ford Fusion
  • P78D8 Ford Fusion Energi
  • P78D8 Ford Fusion Hybrid
  • P78D8 Ford Fusion Plug-In Hybrid
  • P78D8 Ford GT
  • P78D8 Ford Mustang
  • P78D8 Ford Mustang Mach-E
  • P78D8 Ford Mystique
  • P78D8 Ford Probe
  • P78D8 Ford Ranger
  • P78D8 Ford Taurus
  • P78D8 Ford Taurus X
  • P78D8 Ford Tempo
  • P78D8 Ford Thunderbird
  • P78D8 Ford Transit
  • P78D8 Ford Transit Connect
  • P78D8 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.