P3278
P3278 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.P3278 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 wiper switch is in the OFF position and the BHM park input from the wiper motor is not in park position. Troubleshoot for a wiper motor park switch circuit fault.
When the engine is in idle or in low engine speed and torque condition, the differential pressure over the DPF is expected to be close to zero. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.
Ford P3278 Fault Code Meaning :
Ford P3278 Symptoms :
Ford P3278 Reasons :
How To Fix Ford P3278 Trouble Code ?
Which Ford cars have the code P3278?
- P3278 Ford Aerostar
- P3278 Ford Bronco
- P3278 Ford C-Max
- P3278 Ford C-Max Energi
- P3278 Ford C-Max Hybrid
- P3278 Ford Contour
- P3278 Ford Crown Victoria
- P3278 Ford EcoSport
- P3278 Ford Econoline
- P3278 Ford Edge
- P3278 Ford Escape
- P3278 Ford Escape Hybrid
- P3278 Ford Escort
- P3278 Ford Everest
- P3278 Ford Excursion
- P3278 Ford Expedition
- P3278 Ford Explorer
- P3278 Ford Explorer Sport Trac
- P3278 Ford F-150
- P3278 Ford F-250
- P3278 Ford F-350
- P3278 Ford Fiesta
- P3278 Ford Flex
- P3278 Ford Focus
- P3278 Ford Focus Electric
- P3278 Ford Freestar
- P3278 Ford Freestyle
- P3278 Ford Fusion
- P3278 Ford Fusion Energi
- P3278 Ford Fusion Hybrid
- P3278 Ford Fusion Plug-In Hybrid
- P3278 Ford GT
- P3278 Ford Mustang
- P3278 Ford Mustang Mach-E
- P3278 Ford Mystique
- P3278 Ford Probe
- P3278 Ford Ranger
- P3278 Ford Taurus
- P3278 Ford Taurus X
- P3278 Ford Tempo
- P3278 Ford Thunderbird
- P3278 Ford Transit
- P3278 Ford Transit Connect
- P3278 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.