U2578

U2578 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U2578 Diagnosis

The fuse in the main PDM powering this circuit may be open. The root cause could be excessive loads on an output, or a short to ground in the VBAT2 supply to the CHM.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 U2578 Fault Code Meaning :

Ford U2578 Symptoms :

Ford U2578 Reasons :

How To Fix Ford U2578 Trouble Code ?

Which Ford cars have the code U2578?

  • U2578 Ford Aerostar
  • U2578 Ford Bronco
  • U2578 Ford C-Max
  • U2578 Ford C-Max Energi
  • U2578 Ford C-Max Hybrid
  • U2578 Ford Contour
  • U2578 Ford Crown Victoria
  • U2578 Ford EcoSport
  • U2578 Ford Econoline
  • U2578 Ford Edge
  • U2578 Ford Escape
  • U2578 Ford Escape Hybrid
  • U2578 Ford Escort
  • U2578 Ford Everest
  • U2578 Ford Excursion
  • U2578 Ford Expedition
  • U2578 Ford Explorer
  • U2578 Ford Explorer Sport Trac
  • U2578 Ford F-150
  • U2578 Ford F-250
  • U2578 Ford F-350
  • U2578 Ford Fiesta
  • U2578 Ford Flex
  • U2578 Ford Focus
  • U2578 Ford Focus Electric
  • U2578 Ford Freestar
  • U2578 Ford Freestyle
  • U2578 Ford Fusion
  • U2578 Ford Fusion Energi
  • U2578 Ford Fusion Hybrid
  • U2578 Ford Fusion Plug-In Hybrid
  • U2578 Ford GT
  • U2578 Ford Mustang
  • U2578 Ford Mustang Mach-E
  • U2578 Ford Mystique
  • U2578 Ford Probe
  • U2578 Ford Ranger
  • U2578 Ford Taurus
  • U2578 Ford Taurus X
  • U2578 Ford Tempo
  • U2578 Ford Thunderbird
  • U2578 Ford Transit
  • U2578 Ford Transit Connect
  • U2578 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.