U3709

U3709 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3709 Diagnosis

The PTO 1 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for PTO 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 U3709 Fault Code Meaning :

Ford U3709 Symptoms :

Ford U3709 Reasons :

How To Fix Ford U3709 Trouble Code ?

Which Ford cars have the code U3709?

  • U3709 Ford Aerostar
  • U3709 Ford Bronco
  • U3709 Ford C-Max
  • U3709 Ford C-Max Energi
  • U3709 Ford C-Max Hybrid
  • U3709 Ford Contour
  • U3709 Ford Crown Victoria
  • U3709 Ford EcoSport
  • U3709 Ford Econoline
  • U3709 Ford Edge
  • U3709 Ford Escape
  • U3709 Ford Escape Hybrid
  • U3709 Ford Escort
  • U3709 Ford Everest
  • U3709 Ford Excursion
  • U3709 Ford Expedition
  • U3709 Ford Explorer
  • U3709 Ford Explorer Sport Trac
  • U3709 Ford F-150
  • U3709 Ford F-250
  • U3709 Ford F-350
  • U3709 Ford Fiesta
  • U3709 Ford Flex
  • U3709 Ford Focus
  • U3709 Ford Focus Electric
  • U3709 Ford Freestar
  • U3709 Ford Freestyle
  • U3709 Ford Fusion
  • U3709 Ford Fusion Energi
  • U3709 Ford Fusion Hybrid
  • U3709 Ford Fusion Plug-In Hybrid
  • U3709 Ford GT
  • U3709 Ford Mustang
  • U3709 Ford Mustang Mach-E
  • U3709 Ford Mystique
  • U3709 Ford Probe
  • U3709 Ford Ranger
  • U3709 Ford Taurus
  • U3709 Ford Taurus X
  • U3709 Ford Tempo
  • U3709 Ford Thunderbird
  • U3709 Ford Transit
  • U3709 Ford Transit Connect
  • U3709 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.