P977C

P977C Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P977C 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.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.

When the engine is in higher engine speed and torque condition, the differential pressure over the DPF is expected to rise according to engine speed and torque. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford P977C Fault Code Meaning :

Ford P977C Symptoms :

Ford P977C Reasons :

How To Fix Ford P977C Trouble Code ?

Which Ford cars have the code P977C?

  • P977C Ford Aerostar
  • P977C Ford Bronco
  • P977C Ford C-Max
  • P977C Ford C-Max Energi
  • P977C Ford C-Max Hybrid
  • P977C Ford Contour
  • P977C Ford Crown Victoria
  • P977C Ford EcoSport
  • P977C Ford Econoline
  • P977C Ford Edge
  • P977C Ford Escape
  • P977C Ford Escape Hybrid
  • P977C Ford Escort
  • P977C Ford Everest
  • P977C Ford Excursion
  • P977C Ford Expedition
  • P977C Ford Explorer
  • P977C Ford Explorer Sport Trac
  • P977C Ford F-150
  • P977C Ford F-250
  • P977C Ford F-350
  • P977C Ford Fiesta
  • P977C Ford Flex
  • P977C Ford Focus
  • P977C Ford Focus Electric
  • P977C Ford Freestar
  • P977C Ford Freestyle
  • P977C Ford Fusion
  • P977C Ford Fusion Energi
  • P977C Ford Fusion Hybrid
  • P977C Ford Fusion Plug-In Hybrid
  • P977C Ford GT
  • P977C Ford Mustang
  • P977C Ford Mustang Mach-E
  • P977C Ford Mystique
  • P977C Ford Probe
  • P977C Ford Ranger
  • P977C Ford Taurus
  • P977C Ford Taurus X
  • P977C Ford Tempo
  • P977C Ford Thunderbird
  • P977C Ford Transit
  • P977C Ford Transit Connect
  • P977C 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.