U2639

U2639 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U2639 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 U2639 Fault Code Meaning :

Ford U2639 Symptoms :

Ford U2639 Reasons :

How To Fix Ford U2639 Trouble Code ?

Which Ford cars have the code U2639?

  • U2639 Ford Aerostar
  • U2639 Ford Bronco
  • U2639 Ford C-Max
  • U2639 Ford C-Max Energi
  • U2639 Ford C-Max Hybrid
  • U2639 Ford Contour
  • U2639 Ford Crown Victoria
  • U2639 Ford EcoSport
  • U2639 Ford Econoline
  • U2639 Ford Edge
  • U2639 Ford Escape
  • U2639 Ford Escape Hybrid
  • U2639 Ford Escort
  • U2639 Ford Everest
  • U2639 Ford Excursion
  • U2639 Ford Expedition
  • U2639 Ford Explorer
  • U2639 Ford Explorer Sport Trac
  • U2639 Ford F-150
  • U2639 Ford F-250
  • U2639 Ford F-350
  • U2639 Ford Fiesta
  • U2639 Ford Flex
  • U2639 Ford Focus
  • U2639 Ford Focus Electric
  • U2639 Ford Freestar
  • U2639 Ford Freestyle
  • U2639 Ford Fusion
  • U2639 Ford Fusion Energi
  • U2639 Ford Fusion Hybrid
  • U2639 Ford Fusion Plug-In Hybrid
  • U2639 Ford GT
  • U2639 Ford Mustang
  • U2639 Ford Mustang Mach-E
  • U2639 Ford Mystique
  • U2639 Ford Probe
  • U2639 Ford Ranger
  • U2639 Ford Taurus
  • U2639 Ford Taurus X
  • U2639 Ford Tempo
  • U2639 Ford Thunderbird
  • U2639 Ford Transit
  • U2639 Ford Transit Connect
  • U2639 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.