P99A1

P99A1 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P99A1 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 is detecting more than one smart switch with the same ID number present on the vehicle. The outputs controlled by the switch and the indicator in the switch are commanded FF.

The End of Frame air output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for an End of Frame air solenoid fault, and for an air pressure switch short circuit fault.

Ford P99A1 Fault Code Meaning :

Ford P99A1 Symptoms :

Ford P99A1 Reasons :

How To Fix Ford P99A1 Trouble Code ?

Which Ford cars have the code P99A1?

  • P99A1 Ford Aerostar
  • P99A1 Ford Bronco
  • P99A1 Ford C-Max
  • P99A1 Ford C-Max Energi
  • P99A1 Ford C-Max Hybrid
  • P99A1 Ford Contour
  • P99A1 Ford Crown Victoria
  • P99A1 Ford EcoSport
  • P99A1 Ford Econoline
  • P99A1 Ford Edge
  • P99A1 Ford Escape
  • P99A1 Ford Escape Hybrid
  • P99A1 Ford Escort
  • P99A1 Ford Everest
  • P99A1 Ford Excursion
  • P99A1 Ford Expedition
  • P99A1 Ford Explorer
  • P99A1 Ford Explorer Sport Trac
  • P99A1 Ford F-150
  • P99A1 Ford F-250
  • P99A1 Ford F-350
  • P99A1 Ford Fiesta
  • P99A1 Ford Flex
  • P99A1 Ford Focus
  • P99A1 Ford Focus Electric
  • P99A1 Ford Freestar
  • P99A1 Ford Freestyle
  • P99A1 Ford Fusion
  • P99A1 Ford Fusion Energi
  • P99A1 Ford Fusion Hybrid
  • P99A1 Ford Fusion Plug-In Hybrid
  • P99A1 Ford GT
  • P99A1 Ford Mustang
  • P99A1 Ford Mustang Mach-E
  • P99A1 Ford Mystique
  • P99A1 Ford Probe
  • P99A1 Ford Ranger
  • P99A1 Ford Taurus
  • P99A1 Ford Taurus X
  • P99A1 Ford Tempo
  • P99A1 Ford Thunderbird
  • P99A1 Ford Transit
  • P99A1 Ford Transit Connect
  • P99A1 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.