P9C77
P9C77 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.P9C77 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 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 P9C77 Fault Code Meaning :
Ford P9C77 Symptoms :
Ford P9C77 Reasons :
How To Fix Ford P9C77 Trouble Code ?
Which Ford cars have the code P9C77?
- P9C77 Ford Aerostar
- P9C77 Ford Bronco
- P9C77 Ford C-Max
- P9C77 Ford C-Max Energi
- P9C77 Ford C-Max Hybrid
- P9C77 Ford Contour
- P9C77 Ford Crown Victoria
- P9C77 Ford EcoSport
- P9C77 Ford Econoline
- P9C77 Ford Edge
- P9C77 Ford Escape
- P9C77 Ford Escape Hybrid
- P9C77 Ford Escort
- P9C77 Ford Everest
- P9C77 Ford Excursion
- P9C77 Ford Expedition
- P9C77 Ford Explorer
- P9C77 Ford Explorer Sport Trac
- P9C77 Ford F-150
- P9C77 Ford F-250
- P9C77 Ford F-350
- P9C77 Ford Fiesta
- P9C77 Ford Flex
- P9C77 Ford Focus
- P9C77 Ford Focus Electric
- P9C77 Ford Freestar
- P9C77 Ford Freestyle
- P9C77 Ford Fusion
- P9C77 Ford Fusion Energi
- P9C77 Ford Fusion Hybrid
- P9C77 Ford Fusion Plug-In Hybrid
- P9C77 Ford GT
- P9C77 Ford Mustang
- P9C77 Ford Mustang Mach-E
- P9C77 Ford Mystique
- P9C77 Ford Probe
- P9C77 Ford Ranger
- P9C77 Ford Taurus
- P9C77 Ford Taurus X
- P9C77 Ford Tempo
- P9C77 Ford Thunderbird
- P9C77 Ford Transit
- P9C77 Ford Transit Connect
- P9C77 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.