U18B9
U18B9 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.U18B9 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 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.
The suspension proportioning output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension proportioning air solenoid fault, and for air pressure switch short circuit fault.
Ford U18B9 Fault Code Meaning :
Ford U18B9 Symptoms :
Ford U18B9 Reasons :
How To Fix Ford U18B9 Trouble Code ?
Which Ford cars have the code U18B9?
- U18B9 Ford Aerostar
- U18B9 Ford Bronco
- U18B9 Ford C-Max
- U18B9 Ford C-Max Energi
- U18B9 Ford C-Max Hybrid
- U18B9 Ford Contour
- U18B9 Ford Crown Victoria
- U18B9 Ford EcoSport
- U18B9 Ford Econoline
- U18B9 Ford Edge
- U18B9 Ford Escape
- U18B9 Ford Escape Hybrid
- U18B9 Ford Escort
- U18B9 Ford Everest
- U18B9 Ford Excursion
- U18B9 Ford Expedition
- U18B9 Ford Explorer
- U18B9 Ford Explorer Sport Trac
- U18B9 Ford F-150
- U18B9 Ford F-250
- U18B9 Ford F-350
- U18B9 Ford Fiesta
- U18B9 Ford Flex
- U18B9 Ford Focus
- U18B9 Ford Focus Electric
- U18B9 Ford Freestar
- U18B9 Ford Freestyle
- U18B9 Ford Fusion
- U18B9 Ford Fusion Energi
- U18B9 Ford Fusion Hybrid
- U18B9 Ford Fusion Plug-In Hybrid
- U18B9 Ford GT
- U18B9 Ford Mustang
- U18B9 Ford Mustang Mach-E
- U18B9 Ford Mystique
- U18B9 Ford Probe
- U18B9 Ford Ranger
- U18B9 Ford Taurus
- U18B9 Ford Taurus X
- U18B9 Ford Tempo
- U18B9 Ford Thunderbird
- U18B9 Ford Transit
- U18B9 Ford Transit Connect
- U18B9 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.