P977F

P977F Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P977F Diagnosis

The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for an open circuit fault.The ICU reads the wiper switch position and sends the status of the switch to the BHM. This fault becomes active when the ICU reads that both LO speed and HI speed are active at the same time.

The BHM measures the current on this circuit when the headlamp output is commanded ON. This fault indicates that the left high beam headlamp circuit is drawing more current than it is designed to supply and possibly there is a wiring fault shorting this circuit to ground.

Ford P977F Fault Code Meaning :

Ford P977F Symptoms :

Ford P977F Reasons :

How To Fix Ford P977F Trouble Code ?

Which Ford cars have the code P977F?

  • P977F Ford Aerostar
  • P977F Ford Bronco
  • P977F Ford C-Max
  • P977F Ford C-Max Energi
  • P977F Ford C-Max Hybrid
  • P977F Ford Contour
  • P977F Ford Crown Victoria
  • P977F Ford EcoSport
  • P977F Ford Econoline
  • P977F Ford Edge
  • P977F Ford Escape
  • P977F Ford Escape Hybrid
  • P977F Ford Escort
  • P977F Ford Everest
  • P977F Ford Excursion
  • P977F Ford Expedition
  • P977F Ford Explorer
  • P977F Ford Explorer Sport Trac
  • P977F Ford F-150
  • P977F Ford F-250
  • P977F Ford F-350
  • P977F Ford Fiesta
  • P977F Ford Flex
  • P977F Ford Focus
  • P977F Ford Focus Electric
  • P977F Ford Freestar
  • P977F Ford Freestyle
  • P977F Ford Fusion
  • P977F Ford Fusion Energi
  • P977F Ford Fusion Hybrid
  • P977F Ford Fusion Plug-In Hybrid
  • P977F Ford GT
  • P977F Ford Mustang
  • P977F Ford Mustang Mach-E
  • P977F Ford Mystique
  • P977F Ford Probe
  • P977F Ford Ranger
  • P977F Ford Taurus
  • P977F Ford Taurus X
  • P977F Ford Tempo
  • P977F Ford Thunderbird
  • P977F Ford Transit
  • P977F Ford Transit Connect
  • P977F 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.