U3638

U3638 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3638 Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.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 U3638 Fault Code Meaning :

Ford U3638 Symptoms :

Ford U3638 Reasons :

How To Fix Ford U3638 Trouble Code ?

Which Ford cars have the code U3638?

  • U3638 Ford Aerostar
  • U3638 Ford Bronco
  • U3638 Ford C-Max
  • U3638 Ford C-Max Energi
  • U3638 Ford C-Max Hybrid
  • U3638 Ford Contour
  • U3638 Ford Crown Victoria
  • U3638 Ford EcoSport
  • U3638 Ford Econoline
  • U3638 Ford Edge
  • U3638 Ford Escape
  • U3638 Ford Escape Hybrid
  • U3638 Ford Escort
  • U3638 Ford Everest
  • U3638 Ford Excursion
  • U3638 Ford Expedition
  • U3638 Ford Explorer
  • U3638 Ford Explorer Sport Trac
  • U3638 Ford F-150
  • U3638 Ford F-250
  • U3638 Ford F-350
  • U3638 Ford Fiesta
  • U3638 Ford Flex
  • U3638 Ford Focus
  • U3638 Ford Focus Electric
  • U3638 Ford Freestar
  • U3638 Ford Freestyle
  • U3638 Ford Fusion
  • U3638 Ford Fusion Energi
  • U3638 Ford Fusion Hybrid
  • U3638 Ford Fusion Plug-In Hybrid
  • U3638 Ford GT
  • U3638 Ford Mustang
  • U3638 Ford Mustang Mach-E
  • U3638 Ford Mystique
  • U3638 Ford Probe
  • U3638 Ford Ranger
  • U3638 Ford Taurus
  • U3638 Ford Taurus X
  • U3638 Ford Tempo
  • U3638 Ford Thunderbird
  • U3638 Ford Transit
  • U3638 Ford Transit Connect
  • U3638 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.