P77F4

P77F4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P77F4 Diagnosis

The output circuits that are powered by VBAT2 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

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

Ford P77F4 Fault Code Meaning :

Ford P77F4 Symptoms :

Ford P77F4 Reasons :

How To Fix Ford P77F4 Trouble Code ?

Which Ford cars have the code P77F4?

  • P77F4 Ford Aerostar
  • P77F4 Ford Bronco
  • P77F4 Ford C-Max
  • P77F4 Ford C-Max Energi
  • P77F4 Ford C-Max Hybrid
  • P77F4 Ford Contour
  • P77F4 Ford Crown Victoria
  • P77F4 Ford EcoSport
  • P77F4 Ford Econoline
  • P77F4 Ford Edge
  • P77F4 Ford Escape
  • P77F4 Ford Escape Hybrid
  • P77F4 Ford Escort
  • P77F4 Ford Everest
  • P77F4 Ford Excursion
  • P77F4 Ford Expedition
  • P77F4 Ford Explorer
  • P77F4 Ford Explorer Sport Trac
  • P77F4 Ford F-150
  • P77F4 Ford F-250
  • P77F4 Ford F-350
  • P77F4 Ford Fiesta
  • P77F4 Ford Flex
  • P77F4 Ford Focus
  • P77F4 Ford Focus Electric
  • P77F4 Ford Freestar
  • P77F4 Ford Freestyle
  • P77F4 Ford Fusion
  • P77F4 Ford Fusion Energi
  • P77F4 Ford Fusion Hybrid
  • P77F4 Ford Fusion Plug-In Hybrid
  • P77F4 Ford GT
  • P77F4 Ford Mustang
  • P77F4 Ford Mustang Mach-E
  • P77F4 Ford Mystique
  • P77F4 Ford Probe
  • P77F4 Ford Ranger
  • P77F4 Ford Taurus
  • P77F4 Ford Taurus X
  • P77F4 Ford Tempo
  • P77F4 Ford Thunderbird
  • P77F4 Ford Transit
  • P77F4 Ford Transit Connect
  • P77F4 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.