P12A3

P12A3 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P12A3 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 BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

The suspension proportioning output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension proportioning air solenoid fault, and for air pressure switch short circuit fault.

Ford P12A3 Fault Code Meaning :

Ford P12A3 Symptoms :

Ford P12A3 Reasons :

How To Fix Ford P12A3 Trouble Code ?

Which Ford cars have the code P12A3?

  • P12A3 Ford Aerostar
  • P12A3 Ford Bronco
  • P12A3 Ford C-Max
  • P12A3 Ford C-Max Energi
  • P12A3 Ford C-Max Hybrid
  • P12A3 Ford Contour
  • P12A3 Ford Crown Victoria
  • P12A3 Ford EcoSport
  • P12A3 Ford Econoline
  • P12A3 Ford Edge
  • P12A3 Ford Escape
  • P12A3 Ford Escape Hybrid
  • P12A3 Ford Escort
  • P12A3 Ford Everest
  • P12A3 Ford Excursion
  • P12A3 Ford Expedition
  • P12A3 Ford Explorer
  • P12A3 Ford Explorer Sport Trac
  • P12A3 Ford F-150
  • P12A3 Ford F-250
  • P12A3 Ford F-350
  • P12A3 Ford Fiesta
  • P12A3 Ford Flex
  • P12A3 Ford Focus
  • P12A3 Ford Focus Electric
  • P12A3 Ford Freestar
  • P12A3 Ford Freestyle
  • P12A3 Ford Fusion
  • P12A3 Ford Fusion Energi
  • P12A3 Ford Fusion Hybrid
  • P12A3 Ford Fusion Plug-In Hybrid
  • P12A3 Ford GT
  • P12A3 Ford Mustang
  • P12A3 Ford Mustang Mach-E
  • P12A3 Ford Mystique
  • P12A3 Ford Probe
  • P12A3 Ford Ranger
  • P12A3 Ford Taurus
  • P12A3 Ford Taurus X
  • P12A3 Ford Tempo
  • P12A3 Ford Thunderbird
  • P12A3 Ford Transit
  • P12A3 Ford Transit Connect
  • P12A3 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.