P9A78

P9A78 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P9A78 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 wiper switch is in the OFF position and the BHM park input from the wiper motor is not in park position. Troubleshoot for a wiper motor park switch circuit fault.

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

Ford P9A78 Fault Code Meaning :

Ford P9A78 Symptoms :

Ford P9A78 Reasons :

How To Fix Ford P9A78 Trouble Code ?

Which Ford cars have the code P9A78?

  • P9A78 Ford Aerostar
  • P9A78 Ford Bronco
  • P9A78 Ford C-Max
  • P9A78 Ford C-Max Energi
  • P9A78 Ford C-Max Hybrid
  • P9A78 Ford Contour
  • P9A78 Ford Crown Victoria
  • P9A78 Ford EcoSport
  • P9A78 Ford Econoline
  • P9A78 Ford Edge
  • P9A78 Ford Escape
  • P9A78 Ford Escape Hybrid
  • P9A78 Ford Escort
  • P9A78 Ford Everest
  • P9A78 Ford Excursion
  • P9A78 Ford Expedition
  • P9A78 Ford Explorer
  • P9A78 Ford Explorer Sport Trac
  • P9A78 Ford F-150
  • P9A78 Ford F-250
  • P9A78 Ford F-350
  • P9A78 Ford Fiesta
  • P9A78 Ford Flex
  • P9A78 Ford Focus
  • P9A78 Ford Focus Electric
  • P9A78 Ford Freestar
  • P9A78 Ford Freestyle
  • P9A78 Ford Fusion
  • P9A78 Ford Fusion Energi
  • P9A78 Ford Fusion Hybrid
  • P9A78 Ford Fusion Plug-In Hybrid
  • P9A78 Ford GT
  • P9A78 Ford Mustang
  • P9A78 Ford Mustang Mach-E
  • P9A78 Ford Mystique
  • P9A78 Ford Probe
  • P9A78 Ford Ranger
  • P9A78 Ford Taurus
  • P9A78 Ford Taurus X
  • P9A78 Ford Tempo
  • P9A78 Ford Thunderbird
  • P9A78 Ford Transit
  • P9A78 Ford Transit Connect
  • P9A78 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.