U3818

U3818 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3818 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.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.

The BHM measures the current on this circuit when the starter output is commanded ON. This fault indicates the magnetic switch or the wiring between the BHM and the magnetic switch is open circuit.

Ford U3818 Fault Code Meaning :

Ford U3818 Symptoms :

Ford U3818 Reasons :

How To Fix Ford U3818 Trouble Code ?

Which Ford cars have the code U3818?

  • U3818 Ford Aerostar
  • U3818 Ford Bronco
  • U3818 Ford C-Max
  • U3818 Ford C-Max Energi
  • U3818 Ford C-Max Hybrid
  • U3818 Ford Contour
  • U3818 Ford Crown Victoria
  • U3818 Ford EcoSport
  • U3818 Ford Econoline
  • U3818 Ford Edge
  • U3818 Ford Escape
  • U3818 Ford Escape Hybrid
  • U3818 Ford Escort
  • U3818 Ford Everest
  • U3818 Ford Excursion
  • U3818 Ford Expedition
  • U3818 Ford Explorer
  • U3818 Ford Explorer Sport Trac
  • U3818 Ford F-150
  • U3818 Ford F-250
  • U3818 Ford F-350
  • U3818 Ford Fiesta
  • U3818 Ford Flex
  • U3818 Ford Focus
  • U3818 Ford Focus Electric
  • U3818 Ford Freestar
  • U3818 Ford Freestyle
  • U3818 Ford Fusion
  • U3818 Ford Fusion Energi
  • U3818 Ford Fusion Hybrid
  • U3818 Ford Fusion Plug-In Hybrid
  • U3818 Ford GT
  • U3818 Ford Mustang
  • U3818 Ford Mustang Mach-E
  • U3818 Ford Mystique
  • U3818 Ford Probe
  • U3818 Ford Ranger
  • U3818 Ford Taurus
  • U3818 Ford Taurus X
  • U3818 Ford Tempo
  • U3818 Ford Thunderbird
  • U3818 Ford Transit
  • U3818 Ford Transit Connect
  • U3818 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.