P77A7

P77A7 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P77A7 Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.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 top-of-clutch switch and bottom-of-clutch switch are both measured as closed at the same time. Troubleshoot for clutch switch shorted, or for a wiring fault between the clutch switch and the BHM.

Ford P77A7 Fault Code Meaning :

Ford P77A7 Symptoms :

Ford P77A7 Reasons :

How To Fix Ford P77A7 Trouble Code ?

Which Ford cars have the code P77A7?

  • P77A7 Ford Aerostar
  • P77A7 Ford Bronco
  • P77A7 Ford C-Max
  • P77A7 Ford C-Max Energi
  • P77A7 Ford C-Max Hybrid
  • P77A7 Ford Contour
  • P77A7 Ford Crown Victoria
  • P77A7 Ford EcoSport
  • P77A7 Ford Econoline
  • P77A7 Ford Edge
  • P77A7 Ford Escape
  • P77A7 Ford Escape Hybrid
  • P77A7 Ford Escort
  • P77A7 Ford Everest
  • P77A7 Ford Excursion
  • P77A7 Ford Expedition
  • P77A7 Ford Explorer
  • P77A7 Ford Explorer Sport Trac
  • P77A7 Ford F-150
  • P77A7 Ford F-250
  • P77A7 Ford F-350
  • P77A7 Ford Fiesta
  • P77A7 Ford Flex
  • P77A7 Ford Focus
  • P77A7 Ford Focus Electric
  • P77A7 Ford Freestar
  • P77A7 Ford Freestyle
  • P77A7 Ford Fusion
  • P77A7 Ford Fusion Energi
  • P77A7 Ford Fusion Hybrid
  • P77A7 Ford Fusion Plug-In Hybrid
  • P77A7 Ford GT
  • P77A7 Ford Mustang
  • P77A7 Ford Mustang Mach-E
  • P77A7 Ford Mystique
  • P77A7 Ford Probe
  • P77A7 Ford Ranger
  • P77A7 Ford Taurus
  • P77A7 Ford Taurus X
  • P77A7 Ford Tempo
  • P77A7 Ford Thunderbird
  • P77A7 Ford Transit
  • P77A7 Ford Transit Connect
  • P77A7 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.