U0399

U0399 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U0399 Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.The wiper switch is in the OFF position and the BHM park input from the wiper motor is not in park position. Troubleshoot for a wiper motor park switch circuit fault.

The suspension dump output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension dump air solenoid fault, and for air pressure switch short circuit fault.

Ford U0399 Fault Code Meaning :

Ford U0399 Symptoms :

Ford U0399 Reasons :

How To Fix Ford U0399 Trouble Code ?

Which Ford cars have the code U0399?

  • U0399 Ford Aerostar
  • U0399 Ford Bronco
  • U0399 Ford C-Max
  • U0399 Ford C-Max Energi
  • U0399 Ford C-Max Hybrid
  • U0399 Ford Contour
  • U0399 Ford Crown Victoria
  • U0399 Ford EcoSport
  • U0399 Ford Econoline
  • U0399 Ford Edge
  • U0399 Ford Escape
  • U0399 Ford Escape Hybrid
  • U0399 Ford Escort
  • U0399 Ford Everest
  • U0399 Ford Excursion
  • U0399 Ford Expedition
  • U0399 Ford Explorer
  • U0399 Ford Explorer Sport Trac
  • U0399 Ford F-150
  • U0399 Ford F-250
  • U0399 Ford F-350
  • U0399 Ford Fiesta
  • U0399 Ford Flex
  • U0399 Ford Focus
  • U0399 Ford Focus Electric
  • U0399 Ford Freestar
  • U0399 Ford Freestyle
  • U0399 Ford Fusion
  • U0399 Ford Fusion Energi
  • U0399 Ford Fusion Hybrid
  • U0399 Ford Fusion Plug-In Hybrid
  • U0399 Ford GT
  • U0399 Ford Mustang
  • U0399 Ford Mustang Mach-E
  • U0399 Ford Mystique
  • U0399 Ford Probe
  • U0399 Ford Ranger
  • U0399 Ford Taurus
  • U0399 Ford Taurus X
  • U0399 Ford Tempo
  • U0399 Ford Thunderbird
  • U0399 Ford Transit
  • U0399 Ford Transit Connect
  • U0399 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.