U1803

U1803 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U1803 Diagnosis

This fault indicates that the circuit is drawing more current than it is designed to supply, and possibly there is a wiring fault shorting this circuit to ground. The fault remains active until the ignition is turned ON when the fault is no longer present.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.

Engine starting is disabled and other optional functions may be interrupted until the fault is corrected and the ignition switch is cycled.

Ford U1803 Fault Code Meaning :

Ford U1803 Symptoms :

Ford U1803 Reasons :

How To Fix Ford U1803 Trouble Code ?

Which Ford cars have the code U1803?

  • U1803 Ford Aerostar
  • U1803 Ford Bronco
  • U1803 Ford C-Max
  • U1803 Ford C-Max Energi
  • U1803 Ford C-Max Hybrid
  • U1803 Ford Contour
  • U1803 Ford Crown Victoria
  • U1803 Ford EcoSport
  • U1803 Ford Econoline
  • U1803 Ford Edge
  • U1803 Ford Escape
  • U1803 Ford Escape Hybrid
  • U1803 Ford Escort
  • U1803 Ford Everest
  • U1803 Ford Excursion
  • U1803 Ford Expedition
  • U1803 Ford Explorer
  • U1803 Ford Explorer Sport Trac
  • U1803 Ford F-150
  • U1803 Ford F-250
  • U1803 Ford F-350
  • U1803 Ford Fiesta
  • U1803 Ford Flex
  • U1803 Ford Focus
  • U1803 Ford Focus Electric
  • U1803 Ford Freestar
  • U1803 Ford Freestyle
  • U1803 Ford Fusion
  • U1803 Ford Fusion Energi
  • U1803 Ford Fusion Hybrid
  • U1803 Ford Fusion Plug-In Hybrid
  • U1803 Ford GT
  • U1803 Ford Mustang
  • U1803 Ford Mustang Mach-E
  • U1803 Ford Mystique
  • U1803 Ford Probe
  • U1803 Ford Ranger
  • U1803 Ford Taurus
  • U1803 Ford Taurus X
  • U1803 Ford Tempo
  • U1803 Ford Thunderbird
  • U1803 Ford Transit
  • U1803 Ford Transit Connect
  • U1803 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.