P1A77

P1A77 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P1A77 Diagnosis

The axle lift 2 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for axle lift 2 air solenoid fault, and for air pressure switch short circuit fault.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 P1A77 Fault Code Meaning :

Ford P1A77 Symptoms :

Ford P1A77 Reasons :

How To Fix Ford P1A77 Trouble Code ?

Which Ford cars have the code P1A77?

  • P1A77 Ford Aerostar
  • P1A77 Ford Bronco
  • P1A77 Ford C-Max
  • P1A77 Ford C-Max Energi
  • P1A77 Ford C-Max Hybrid
  • P1A77 Ford Contour
  • P1A77 Ford Crown Victoria
  • P1A77 Ford EcoSport
  • P1A77 Ford Econoline
  • P1A77 Ford Edge
  • P1A77 Ford Escape
  • P1A77 Ford Escape Hybrid
  • P1A77 Ford Escort
  • P1A77 Ford Everest
  • P1A77 Ford Excursion
  • P1A77 Ford Expedition
  • P1A77 Ford Explorer
  • P1A77 Ford Explorer Sport Trac
  • P1A77 Ford F-150
  • P1A77 Ford F-250
  • P1A77 Ford F-350
  • P1A77 Ford Fiesta
  • P1A77 Ford Flex
  • P1A77 Ford Focus
  • P1A77 Ford Focus Electric
  • P1A77 Ford Freestar
  • P1A77 Ford Freestyle
  • P1A77 Ford Fusion
  • P1A77 Ford Fusion Energi
  • P1A77 Ford Fusion Hybrid
  • P1A77 Ford Fusion Plug-In Hybrid
  • P1A77 Ford GT
  • P1A77 Ford Mustang
  • P1A77 Ford Mustang Mach-E
  • P1A77 Ford Mystique
  • P1A77 Ford Probe
  • P1A77 Ford Ranger
  • P1A77 Ford Taurus
  • P1A77 Ford Taurus X
  • P1A77 Ford Tempo
  • P1A77 Ford Thunderbird
  • P1A77 Ford Transit
  • P1A77 Ford Transit Connect
  • P1A77 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.