U3699

U3699 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3699 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.Determine if the extra switch is not required for the vehicle or if the switch has been installed but the necessary reference parameter has not been programmed into the BHM.

This circuit connects to the CHM as an input at connector J3,P. The CHM passes the signal through to power the tail lamps and marker lamps from connector C2 pin G and also from connector C1 pins D, E, and F.

Ford U3699 Fault Code Meaning :

Ford U3699 Symptoms :

Ford U3699 Reasons :

How To Fix Ford U3699 Trouble Code ?

Which Ford cars have the code U3699?

  • U3699 Ford Aerostar
  • U3699 Ford Bronco
  • U3699 Ford C-Max
  • U3699 Ford C-Max Energi
  • U3699 Ford C-Max Hybrid
  • U3699 Ford Contour
  • U3699 Ford Crown Victoria
  • U3699 Ford EcoSport
  • U3699 Ford Econoline
  • U3699 Ford Edge
  • U3699 Ford Escape
  • U3699 Ford Escape Hybrid
  • U3699 Ford Escort
  • U3699 Ford Everest
  • U3699 Ford Excursion
  • U3699 Ford Expedition
  • U3699 Ford Explorer
  • U3699 Ford Explorer Sport Trac
  • U3699 Ford F-150
  • U3699 Ford F-250
  • U3699 Ford F-350
  • U3699 Ford Fiesta
  • U3699 Ford Flex
  • U3699 Ford Focus
  • U3699 Ford Focus Electric
  • U3699 Ford Freestar
  • U3699 Ford Freestyle
  • U3699 Ford Fusion
  • U3699 Ford Fusion Energi
  • U3699 Ford Fusion Hybrid
  • U3699 Ford Fusion Plug-In Hybrid
  • U3699 Ford GT
  • U3699 Ford Mustang
  • U3699 Ford Mustang Mach-E
  • U3699 Ford Mystique
  • U3699 Ford Probe
  • U3699 Ford Ranger
  • U3699 Ford Taurus
  • U3699 Ford Taurus X
  • U3699 Ford Tempo
  • U3699 Ford Thunderbird
  • U3699 Ford Transit
  • U3699 Ford Transit Connect
  • U3699 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.