U1478
U1478 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.U1478 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 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 U1478 Fault Code Meaning :
Ford U1478 Symptoms :
Ford U1478 Reasons :
How To Fix Ford U1478 Trouble Code ?
Which Ford cars have the code U1478?
- U1478 Ford Aerostar
- U1478 Ford Bronco
- U1478 Ford C-Max
- U1478 Ford C-Max Energi
- U1478 Ford C-Max Hybrid
- U1478 Ford Contour
- U1478 Ford Crown Victoria
- U1478 Ford EcoSport
- U1478 Ford Econoline
- U1478 Ford Edge
- U1478 Ford Escape
- U1478 Ford Escape Hybrid
- U1478 Ford Escort
- U1478 Ford Everest
- U1478 Ford Excursion
- U1478 Ford Expedition
- U1478 Ford Explorer
- U1478 Ford Explorer Sport Trac
- U1478 Ford F-150
- U1478 Ford F-250
- U1478 Ford F-350
- U1478 Ford Fiesta
- U1478 Ford Flex
- U1478 Ford Focus
- U1478 Ford Focus Electric
- U1478 Ford Freestar
- U1478 Ford Freestyle
- U1478 Ford Fusion
- U1478 Ford Fusion Energi
- U1478 Ford Fusion Hybrid
- U1478 Ford Fusion Plug-In Hybrid
- U1478 Ford GT
- U1478 Ford Mustang
- U1478 Ford Mustang Mach-E
- U1478 Ford Mystique
- U1478 Ford Probe
- U1478 Ford Ranger
- U1478 Ford Taurus
- U1478 Ford Taurus X
- U1478 Ford Tempo
- U1478 Ford Thunderbird
- U1478 Ford Transit
- U1478 Ford Transit Connect
- U1478 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.