P8F81

P8F81 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P8F81 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 P8F81 Fault Code Meaning :

Ford P8F81 Symptoms :

Ford P8F81 Reasons :

How To Fix Ford P8F81 Trouble Code ?

Which Ford cars have the code P8F81?

  • P8F81 Ford Aerostar
  • P8F81 Ford Bronco
  • P8F81 Ford C-Max
  • P8F81 Ford C-Max Energi
  • P8F81 Ford C-Max Hybrid
  • P8F81 Ford Contour
  • P8F81 Ford Crown Victoria
  • P8F81 Ford EcoSport
  • P8F81 Ford Econoline
  • P8F81 Ford Edge
  • P8F81 Ford Escape
  • P8F81 Ford Escape Hybrid
  • P8F81 Ford Escort
  • P8F81 Ford Everest
  • P8F81 Ford Excursion
  • P8F81 Ford Expedition
  • P8F81 Ford Explorer
  • P8F81 Ford Explorer Sport Trac
  • P8F81 Ford F-150
  • P8F81 Ford F-250
  • P8F81 Ford F-350
  • P8F81 Ford Fiesta
  • P8F81 Ford Flex
  • P8F81 Ford Focus
  • P8F81 Ford Focus Electric
  • P8F81 Ford Freestar
  • P8F81 Ford Freestyle
  • P8F81 Ford Fusion
  • P8F81 Ford Fusion Energi
  • P8F81 Ford Fusion Hybrid
  • P8F81 Ford Fusion Plug-In Hybrid
  • P8F81 Ford GT
  • P8F81 Ford Mustang
  • P8F81 Ford Mustang Mach-E
  • P8F81 Ford Mystique
  • P8F81 Ford Probe
  • P8F81 Ford Ranger
  • P8F81 Ford Taurus
  • P8F81 Ford Taurus X
  • P8F81 Ford Tempo
  • P8F81 Ford Thunderbird
  • P8F81 Ford Transit
  • P8F81 Ford Transit Connect
  • P8F81 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.