P3A12

P3A12 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3A12 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 P3A12 Fault Code Meaning :

Ford P3A12 Symptoms :

Ford P3A12 Reasons :

How To Fix Ford P3A12 Trouble Code ?

Which Ford cars have the code P3A12?

  • P3A12 Ford Aerostar
  • P3A12 Ford Bronco
  • P3A12 Ford C-Max
  • P3A12 Ford C-Max Energi
  • P3A12 Ford C-Max Hybrid
  • P3A12 Ford Contour
  • P3A12 Ford Crown Victoria
  • P3A12 Ford EcoSport
  • P3A12 Ford Econoline
  • P3A12 Ford Edge
  • P3A12 Ford Escape
  • P3A12 Ford Escape Hybrid
  • P3A12 Ford Escort
  • P3A12 Ford Everest
  • P3A12 Ford Excursion
  • P3A12 Ford Expedition
  • P3A12 Ford Explorer
  • P3A12 Ford Explorer Sport Trac
  • P3A12 Ford F-150
  • P3A12 Ford F-250
  • P3A12 Ford F-350
  • P3A12 Ford Fiesta
  • P3A12 Ford Flex
  • P3A12 Ford Focus
  • P3A12 Ford Focus Electric
  • P3A12 Ford Freestar
  • P3A12 Ford Freestyle
  • P3A12 Ford Fusion
  • P3A12 Ford Fusion Energi
  • P3A12 Ford Fusion Hybrid
  • P3A12 Ford Fusion Plug-In Hybrid
  • P3A12 Ford GT
  • P3A12 Ford Mustang
  • P3A12 Ford Mustang Mach-E
  • P3A12 Ford Mystique
  • P3A12 Ford Probe
  • P3A12 Ford Ranger
  • P3A12 Ford Taurus
  • P3A12 Ford Taurus X
  • P3A12 Ford Tempo
  • P3A12 Ford Thunderbird
  • P3A12 Ford Transit
  • P3A12 Ford Transit Connect
  • P3A12 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.