P129A

P129A Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P129A 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 P129A Fault Code Meaning :

Ford P129A Symptoms :

Ford P129A Reasons :

How To Fix Ford P129A Trouble Code ?

Which Ford cars have the code P129A?

  • P129A Ford Aerostar
  • P129A Ford Bronco
  • P129A Ford C-Max
  • P129A Ford C-Max Energi
  • P129A Ford C-Max Hybrid
  • P129A Ford Contour
  • P129A Ford Crown Victoria
  • P129A Ford EcoSport
  • P129A Ford Econoline
  • P129A Ford Edge
  • P129A Ford Escape
  • P129A Ford Escape Hybrid
  • P129A Ford Escort
  • P129A Ford Everest
  • P129A Ford Excursion
  • P129A Ford Expedition
  • P129A Ford Explorer
  • P129A Ford Explorer Sport Trac
  • P129A Ford F-150
  • P129A Ford F-250
  • P129A Ford F-350
  • P129A Ford Fiesta
  • P129A Ford Flex
  • P129A Ford Focus
  • P129A Ford Focus Electric
  • P129A Ford Freestar
  • P129A Ford Freestyle
  • P129A Ford Fusion
  • P129A Ford Fusion Energi
  • P129A Ford Fusion Hybrid
  • P129A Ford Fusion Plug-In Hybrid
  • P129A Ford GT
  • P129A Ford Mustang
  • P129A Ford Mustang Mach-E
  • P129A Ford Mystique
  • P129A Ford Probe
  • P129A Ford Ranger
  • P129A Ford Taurus
  • P129A Ford Taurus X
  • P129A Ford Tempo
  • P129A Ford Thunderbird
  • P129A Ford Transit
  • P129A Ford Transit Connect
  • P129A 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.