U20F4

U20F4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U20F4 Diagnosis

The CHM does not suupport PWM type DRLs. The vehicle has a BHM mismatch with the CHM. Replace the CHM with one that is compatible with the BHM.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.

This circuit connects to the CHM as an input at connector J3,P. The CHM passes the signal through to power the tail lamps and marker lamps from connector C2 pin G and also from connector C1 pins D, E, and F.

Ford U20F4 Fault Code Meaning :

Ford U20F4 Symptoms :

Ford U20F4 Reasons :

How To Fix Ford U20F4 Trouble Code ?

Which Ford cars have the code U20F4?

  • U20F4 Ford Aerostar
  • U20F4 Ford Bronco
  • U20F4 Ford C-Max
  • U20F4 Ford C-Max Energi
  • U20F4 Ford C-Max Hybrid
  • U20F4 Ford Contour
  • U20F4 Ford Crown Victoria
  • U20F4 Ford EcoSport
  • U20F4 Ford Econoline
  • U20F4 Ford Edge
  • U20F4 Ford Escape
  • U20F4 Ford Escape Hybrid
  • U20F4 Ford Escort
  • U20F4 Ford Everest
  • U20F4 Ford Excursion
  • U20F4 Ford Expedition
  • U20F4 Ford Explorer
  • U20F4 Ford Explorer Sport Trac
  • U20F4 Ford F-150
  • U20F4 Ford F-250
  • U20F4 Ford F-350
  • U20F4 Ford Fiesta
  • U20F4 Ford Flex
  • U20F4 Ford Focus
  • U20F4 Ford Focus Electric
  • U20F4 Ford Freestar
  • U20F4 Ford Freestyle
  • U20F4 Ford Fusion
  • U20F4 Ford Fusion Energi
  • U20F4 Ford Fusion Hybrid
  • U20F4 Ford Fusion Plug-In Hybrid
  • U20F4 Ford GT
  • U20F4 Ford Mustang
  • U20F4 Ford Mustang Mach-E
  • U20F4 Ford Mystique
  • U20F4 Ford Probe
  • U20F4 Ford Ranger
  • U20F4 Ford Taurus
  • U20F4 Ford Taurus X
  • U20F4 Ford Tempo
  • U20F4 Ford Thunderbird
  • U20F4 Ford Transit
  • U20F4 Ford Transit Connect
  • U20F4 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.