U3680

U3680 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3680 Diagnosis

The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for an open circuit fault.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 OFF.

The disconnected pipe malfunction is detected when the ventilator tube from the valve cover to the separator device is disconnected resulting in a pressure below the lower limit.Both of these malfunctions will result in a DTC being set.

Ford U3680 Fault Code Meaning :

Ford U3680 Symptoms :

Ford U3680 Reasons :

How To Fix Ford U3680 Trouble Code ?

Which Ford cars have the code U3680?

  • U3680 Ford Aerostar
  • U3680 Ford Bronco
  • U3680 Ford C-Max
  • U3680 Ford C-Max Energi
  • U3680 Ford C-Max Hybrid
  • U3680 Ford Contour
  • U3680 Ford Crown Victoria
  • U3680 Ford EcoSport
  • U3680 Ford Econoline
  • U3680 Ford Edge
  • U3680 Ford Escape
  • U3680 Ford Escape Hybrid
  • U3680 Ford Escort
  • U3680 Ford Everest
  • U3680 Ford Excursion
  • U3680 Ford Expedition
  • U3680 Ford Explorer
  • U3680 Ford Explorer Sport Trac
  • U3680 Ford F-150
  • U3680 Ford F-250
  • U3680 Ford F-350
  • U3680 Ford Fiesta
  • U3680 Ford Flex
  • U3680 Ford Focus
  • U3680 Ford Focus Electric
  • U3680 Ford Freestar
  • U3680 Ford Freestyle
  • U3680 Ford Fusion
  • U3680 Ford Fusion Energi
  • U3680 Ford Fusion Hybrid
  • U3680 Ford Fusion Plug-In Hybrid
  • U3680 Ford GT
  • U3680 Ford Mustang
  • U3680 Ford Mustang Mach-E
  • U3680 Ford Mystique
  • U3680 Ford Probe
  • U3680 Ford Ranger
  • U3680 Ford Taurus
  • U3680 Ford Taurus X
  • U3680 Ford Tempo
  • U3680 Ford Thunderbird
  • U3680 Ford Transit
  • U3680 Ford Transit Connect
  • U3680 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.