U3177

U3177 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3177 Diagnosis

The axle lift 2 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for axle lift 2 air solenoid fault, and for air pressure switch short circuit fault.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 U3177 Fault Code Meaning :

Ford U3177 Symptoms :

Ford U3177 Reasons :

How To Fix Ford U3177 Trouble Code ?

Which Ford cars have the code U3177?

  • U3177 Ford Aerostar
  • U3177 Ford Bronco
  • U3177 Ford C-Max
  • U3177 Ford C-Max Energi
  • U3177 Ford C-Max Hybrid
  • U3177 Ford Contour
  • U3177 Ford Crown Victoria
  • U3177 Ford EcoSport
  • U3177 Ford Econoline
  • U3177 Ford Edge
  • U3177 Ford Escape
  • U3177 Ford Escape Hybrid
  • U3177 Ford Escort
  • U3177 Ford Everest
  • U3177 Ford Excursion
  • U3177 Ford Expedition
  • U3177 Ford Explorer
  • U3177 Ford Explorer Sport Trac
  • U3177 Ford F-150
  • U3177 Ford F-250
  • U3177 Ford F-350
  • U3177 Ford Fiesta
  • U3177 Ford Flex
  • U3177 Ford Focus
  • U3177 Ford Focus Electric
  • U3177 Ford Freestar
  • U3177 Ford Freestyle
  • U3177 Ford Fusion
  • U3177 Ford Fusion Energi
  • U3177 Ford Fusion Hybrid
  • U3177 Ford Fusion Plug-In Hybrid
  • U3177 Ford GT
  • U3177 Ford Mustang
  • U3177 Ford Mustang Mach-E
  • U3177 Ford Mystique
  • U3177 Ford Probe
  • U3177 Ford Ranger
  • U3177 Ford Taurus
  • U3177 Ford Taurus X
  • U3177 Ford Tempo
  • U3177 Ford Thunderbird
  • U3177 Ford Transit
  • U3177 Ford Transit Connect
  • U3177 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.