P7B77

P7B77 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P7B77 Diagnosis

The PTO 1 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for PTO 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 P7B77 Fault Code Meaning :

Ford P7B77 Symptoms :

Ford P7B77 Reasons :

How To Fix Ford P7B77 Trouble Code ?

Which Ford cars have the code P7B77?

  • P7B77 Ford Aerostar
  • P7B77 Ford Bronco
  • P7B77 Ford C-Max
  • P7B77 Ford C-Max Energi
  • P7B77 Ford C-Max Hybrid
  • P7B77 Ford Contour
  • P7B77 Ford Crown Victoria
  • P7B77 Ford EcoSport
  • P7B77 Ford Econoline
  • P7B77 Ford Edge
  • P7B77 Ford Escape
  • P7B77 Ford Escape Hybrid
  • P7B77 Ford Escort
  • P7B77 Ford Everest
  • P7B77 Ford Excursion
  • P7B77 Ford Expedition
  • P7B77 Ford Explorer
  • P7B77 Ford Explorer Sport Trac
  • P7B77 Ford F-150
  • P7B77 Ford F-250
  • P7B77 Ford F-350
  • P7B77 Ford Fiesta
  • P7B77 Ford Flex
  • P7B77 Ford Focus
  • P7B77 Ford Focus Electric
  • P7B77 Ford Freestar
  • P7B77 Ford Freestyle
  • P7B77 Ford Fusion
  • P7B77 Ford Fusion Energi
  • P7B77 Ford Fusion Hybrid
  • P7B77 Ford Fusion Plug-In Hybrid
  • P7B77 Ford GT
  • P7B77 Ford Mustang
  • P7B77 Ford Mustang Mach-E
  • P7B77 Ford Mystique
  • P7B77 Ford Probe
  • P7B77 Ford Ranger
  • P7B77 Ford Taurus
  • P7B77 Ford Taurus X
  • P7B77 Ford Tempo
  • P7B77 Ford Thunderbird
  • P7B77 Ford Transit
  • P7B77 Ford Transit Connect
  • P7B77 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.