P77A0

P77A0 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P77A0 Diagnosis

This fault indicates that the circuit is drawing more current than it is designed to supply, and possibly there is a wiring fault shorting this circuit to ground. The fault remains active until the ignition is turned ON when the fault is no longer present.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 OFF.

The disconnected pipe malfunction is detected when the ventilator tube from the valve cover to the separator device is disconnected resulting in a pressure below the lower limit.Both of these malfunctions will result in a DTC being set.

Ford P77A0 Fault Code Meaning :

Ford P77A0 Symptoms :

Ford P77A0 Reasons :

How To Fix Ford P77A0 Trouble Code ?

Which Ford cars have the code P77A0?

  • P77A0 Ford Aerostar
  • P77A0 Ford Bronco
  • P77A0 Ford C-Max
  • P77A0 Ford C-Max Energi
  • P77A0 Ford C-Max Hybrid
  • P77A0 Ford Contour
  • P77A0 Ford Crown Victoria
  • P77A0 Ford EcoSport
  • P77A0 Ford Econoline
  • P77A0 Ford Edge
  • P77A0 Ford Escape
  • P77A0 Ford Escape Hybrid
  • P77A0 Ford Escort
  • P77A0 Ford Everest
  • P77A0 Ford Excursion
  • P77A0 Ford Expedition
  • P77A0 Ford Explorer
  • P77A0 Ford Explorer Sport Trac
  • P77A0 Ford F-150
  • P77A0 Ford F-250
  • P77A0 Ford F-350
  • P77A0 Ford Fiesta
  • P77A0 Ford Flex
  • P77A0 Ford Focus
  • P77A0 Ford Focus Electric
  • P77A0 Ford Freestar
  • P77A0 Ford Freestyle
  • P77A0 Ford Fusion
  • P77A0 Ford Fusion Energi
  • P77A0 Ford Fusion Hybrid
  • P77A0 Ford Fusion Plug-In Hybrid
  • P77A0 Ford GT
  • P77A0 Ford Mustang
  • P77A0 Ford Mustang Mach-E
  • P77A0 Ford Mystique
  • P77A0 Ford Probe
  • P77A0 Ford Ranger
  • P77A0 Ford Taurus
  • P77A0 Ford Taurus X
  • P77A0 Ford Tempo
  • P77A0 Ford Thunderbird
  • P77A0 Ford Transit
  • P77A0 Ford Transit Connect
  • P77A0 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.