P66C9
P66C9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.P66C9 Diagnosis
The fault remains active until the ignition is turned ON when the fault is no longer present. Some BHM configurations force this circuit off until the ignition switch is cycled.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 FF.
The End of Frame air output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for an End of Frame air solenoid fault, and for an air pressure switch short circuit fault.
Ford P66C9 Fault Code Meaning :
Ford P66C9 Symptoms :
Ford P66C9 Reasons :
How To Fix Ford P66C9 Trouble Code ?
Which Ford cars have the code P66C9?
- P66C9 Ford Aerostar
- P66C9 Ford Bronco
- P66C9 Ford C-Max
- P66C9 Ford C-Max Energi
- P66C9 Ford C-Max Hybrid
- P66C9 Ford Contour
- P66C9 Ford Crown Victoria
- P66C9 Ford EcoSport
- P66C9 Ford Econoline
- P66C9 Ford Edge
- P66C9 Ford Escape
- P66C9 Ford Escape Hybrid
- P66C9 Ford Escort
- P66C9 Ford Everest
- P66C9 Ford Excursion
- P66C9 Ford Expedition
- P66C9 Ford Explorer
- P66C9 Ford Explorer Sport Trac
- P66C9 Ford F-150
- P66C9 Ford F-250
- P66C9 Ford F-350
- P66C9 Ford Fiesta
- P66C9 Ford Flex
- P66C9 Ford Focus
- P66C9 Ford Focus Electric
- P66C9 Ford Freestar
- P66C9 Ford Freestyle
- P66C9 Ford Fusion
- P66C9 Ford Fusion Energi
- P66C9 Ford Fusion Hybrid
- P66C9 Ford Fusion Plug-In Hybrid
- P66C9 Ford GT
- P66C9 Ford Mustang
- P66C9 Ford Mustang Mach-E
- P66C9 Ford Mystique
- P66C9 Ford Probe
- P66C9 Ford Ranger
- P66C9 Ford Taurus
- P66C9 Ford Taurus X
- P66C9 Ford Tempo
- P66C9 Ford Thunderbird
- P66C9 Ford Transit
- P66C9 Ford Transit Connect
- P66C9 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.