U3166

U3166 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U3166 Diagnosis

The fault remains active until the ignition is turned ON when the fault is no longer present. Some BHM configurations force this circuit off until the ignition switch is cycled.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 FF.

The BHM drives the 5 cab overhead clearance and ID lamps from connector B5 pin C on circuit 46. All other marker and tail lamps are driven from BHM connector B1,K on circuit 23. This circuit connects to the CHM as an input at connector J3,P.

Ford U3166 Fault Code Meaning :

Ford U3166 Symptoms :

Ford U3166 Reasons :

How To Fix Ford U3166 Trouble Code ?

Which Ford cars have the code U3166?

  • U3166 Ford Aerostar
  • U3166 Ford Bronco
  • U3166 Ford C-Max
  • U3166 Ford C-Max Energi
  • U3166 Ford C-Max Hybrid
  • U3166 Ford Contour
  • U3166 Ford Crown Victoria
  • U3166 Ford EcoSport
  • U3166 Ford Econoline
  • U3166 Ford Edge
  • U3166 Ford Escape
  • U3166 Ford Escape Hybrid
  • U3166 Ford Escort
  • U3166 Ford Everest
  • U3166 Ford Excursion
  • U3166 Ford Expedition
  • U3166 Ford Explorer
  • U3166 Ford Explorer Sport Trac
  • U3166 Ford F-150
  • U3166 Ford F-250
  • U3166 Ford F-350
  • U3166 Ford Fiesta
  • U3166 Ford Flex
  • U3166 Ford Focus
  • U3166 Ford Focus Electric
  • U3166 Ford Freestar
  • U3166 Ford Freestyle
  • U3166 Ford Fusion
  • U3166 Ford Fusion Energi
  • U3166 Ford Fusion Hybrid
  • U3166 Ford Fusion Plug-In Hybrid
  • U3166 Ford GT
  • U3166 Ford Mustang
  • U3166 Ford Mustang Mach-E
  • U3166 Ford Mystique
  • U3166 Ford Probe
  • U3166 Ford Ranger
  • U3166 Ford Taurus
  • U3166 Ford Taurus X
  • U3166 Ford Tempo
  • U3166 Ford Thunderbird
  • U3166 Ford Transit
  • U3166 Ford Transit Connect
  • U3166 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.