P3C77

P3C77 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3C77 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.Determine if the extra switch is not required for the vehicle or if the switch has been installed but the necessary reference parameter has not been programmed into the BHM.

This circuit connects to the CHM as an input at connector J3,P. The CHM passes the signal through to power the tail lamps and marker lamps from connector C2 pin G and also from connector C1 pins D, E, and F.

Ford P3C77 Fault Code Meaning :

Ford P3C77 Symptoms :

Ford P3C77 Reasons :

How To Fix Ford P3C77 Trouble Code ?

Which Ford cars have the code P3C77?

  • P3C77 Ford Aerostar
  • P3C77 Ford Bronco
  • P3C77 Ford C-Max
  • P3C77 Ford C-Max Energi
  • P3C77 Ford C-Max Hybrid
  • P3C77 Ford Contour
  • P3C77 Ford Crown Victoria
  • P3C77 Ford EcoSport
  • P3C77 Ford Econoline
  • P3C77 Ford Edge
  • P3C77 Ford Escape
  • P3C77 Ford Escape Hybrid
  • P3C77 Ford Escort
  • P3C77 Ford Everest
  • P3C77 Ford Excursion
  • P3C77 Ford Expedition
  • P3C77 Ford Explorer
  • P3C77 Ford Explorer Sport Trac
  • P3C77 Ford F-150
  • P3C77 Ford F-250
  • P3C77 Ford F-350
  • P3C77 Ford Fiesta
  • P3C77 Ford Flex
  • P3C77 Ford Focus
  • P3C77 Ford Focus Electric
  • P3C77 Ford Freestar
  • P3C77 Ford Freestyle
  • P3C77 Ford Fusion
  • P3C77 Ford Fusion Energi
  • P3C77 Ford Fusion Hybrid
  • P3C77 Ford Fusion Plug-In Hybrid
  • P3C77 Ford GT
  • P3C77 Ford Mustang
  • P3C77 Ford Mustang Mach-E
  • P3C77 Ford Mystique
  • P3C77 Ford Probe
  • P3C77 Ford Ranger
  • P3C77 Ford Taurus
  • P3C77 Ford Taurus X
  • P3C77 Ford Tempo
  • P3C77 Ford Thunderbird
  • P3C77 Ford Transit
  • P3C77 Ford Transit Connect
  • P3C77 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.