U1777

U1777 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U1777 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 U1777 Fault Code Meaning :

Ford U1777 Symptoms :

Ford U1777 Reasons :

How To Fix Ford U1777 Trouble Code ?

Which Ford cars have the code U1777?

  • U1777 Ford Aerostar
  • U1777 Ford Bronco
  • U1777 Ford C-Max
  • U1777 Ford C-Max Energi
  • U1777 Ford C-Max Hybrid
  • U1777 Ford Contour
  • U1777 Ford Crown Victoria
  • U1777 Ford EcoSport
  • U1777 Ford Econoline
  • U1777 Ford Edge
  • U1777 Ford Escape
  • U1777 Ford Escape Hybrid
  • U1777 Ford Escort
  • U1777 Ford Everest
  • U1777 Ford Excursion
  • U1777 Ford Expedition
  • U1777 Ford Explorer
  • U1777 Ford Explorer Sport Trac
  • U1777 Ford F-150
  • U1777 Ford F-250
  • U1777 Ford F-350
  • U1777 Ford Fiesta
  • U1777 Ford Flex
  • U1777 Ford Focus
  • U1777 Ford Focus Electric
  • U1777 Ford Freestar
  • U1777 Ford Freestyle
  • U1777 Ford Fusion
  • U1777 Ford Fusion Energi
  • U1777 Ford Fusion Hybrid
  • U1777 Ford Fusion Plug-In Hybrid
  • U1777 Ford GT
  • U1777 Ford Mustang
  • U1777 Ford Mustang Mach-E
  • U1777 Ford Mystique
  • U1777 Ford Probe
  • U1777 Ford Ranger
  • U1777 Ford Taurus
  • U1777 Ford Taurus X
  • U1777 Ford Tempo
  • U1777 Ford Thunderbird
  • U1777 Ford Transit
  • U1777 Ford Transit Connect
  • U1777 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.