P1790
P1790 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.P1790 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 position information for the switch becomes Not Available. Remove the duplicate Smart Switch, then use ServiceLink to verify that the correct Smart Switches are configured for the vehicle.
A comparison of pressures from all sensors is made. The smallest difference between the three is determined and a reference pressure is calculated. The Barometric pressure sensor value is compared to the reference value and if the difference is above the threshold a DTC is reported.
Ford P1790 Fault Code Meaning :
Ford P1790 Symptoms :
Ford P1790 Reasons :
How To Fix Ford P1790 Trouble Code ?
Which Ford cars have the code P1790?
- P1790 Ford Aerostar
- P1790 Ford Bronco
- P1790 Ford C-Max
- P1790 Ford C-Max Energi
- P1790 Ford C-Max Hybrid
- P1790 Ford Contour
- P1790 Ford Crown Victoria
- P1790 Ford EcoSport
- P1790 Ford Econoline
- P1790 Ford Edge
- P1790 Ford Escape
- P1790 Ford Escape Hybrid
- P1790 Ford Escort
- P1790 Ford Everest
- P1790 Ford Excursion
- P1790 Ford Expedition
- P1790 Ford Explorer
- P1790 Ford Explorer Sport Trac
- P1790 Ford F-150
- P1790 Ford F-250
- P1790 Ford F-350
- P1790 Ford Fiesta
- P1790 Ford Flex
- P1790 Ford Focus
- P1790 Ford Focus Electric
- P1790 Ford Freestar
- P1790 Ford Freestyle
- P1790 Ford Fusion
- P1790 Ford Fusion Energi
- P1790 Ford Fusion Hybrid
- P1790 Ford Fusion Plug-In Hybrid
- P1790 Ford GT
- P1790 Ford Mustang
- P1790 Ford Mustang Mach-E
- P1790 Ford Mystique
- P1790 Ford Probe
- P1790 Ford Ranger
- P1790 Ford Taurus
- P1790 Ford Taurus X
- P1790 Ford Tempo
- P1790 Ford Thunderbird
- P1790 Ford Transit
- P1790 Ford Transit Connect
- P1790 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.