P81C9
P81C9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.P81C9 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 P81C9 Fault Code Meaning :
Ford P81C9 Symptoms :
Ford P81C9 Reasons :
How To Fix Ford P81C9 Trouble Code ?
Which Ford cars have the code P81C9?
- P81C9 Ford Aerostar
- P81C9 Ford Bronco
- P81C9 Ford C-Max
- P81C9 Ford C-Max Energi
- P81C9 Ford C-Max Hybrid
- P81C9 Ford Contour
- P81C9 Ford Crown Victoria
- P81C9 Ford EcoSport
- P81C9 Ford Econoline
- P81C9 Ford Edge
- P81C9 Ford Escape
- P81C9 Ford Escape Hybrid
- P81C9 Ford Escort
- P81C9 Ford Everest
- P81C9 Ford Excursion
- P81C9 Ford Expedition
- P81C9 Ford Explorer
- P81C9 Ford Explorer Sport Trac
- P81C9 Ford F-150
- P81C9 Ford F-250
- P81C9 Ford F-350
- P81C9 Ford Fiesta
- P81C9 Ford Flex
- P81C9 Ford Focus
- P81C9 Ford Focus Electric
- P81C9 Ford Freestar
- P81C9 Ford Freestyle
- P81C9 Ford Fusion
- P81C9 Ford Fusion Energi
- P81C9 Ford Fusion Hybrid
- P81C9 Ford Fusion Plug-In Hybrid
- P81C9 Ford GT
- P81C9 Ford Mustang
- P81C9 Ford Mustang Mach-E
- P81C9 Ford Mystique
- P81C9 Ford Probe
- P81C9 Ford Ranger
- P81C9 Ford Taurus
- P81C9 Ford Taurus X
- P81C9 Ford Tempo
- P81C9 Ford Thunderbird
- P81C9 Ford Transit
- P81C9 Ford Transit Connect
- P81C9 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.