C20A4

C20A4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C20A4 Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.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 C20A4 Fault Code Meaning :

Ford C20A4 Symptoms :

Ford C20A4 Reasons :

How To Fix Ford C20A4 Trouble Code ?

Which Ford cars have the code C20A4?

  • C20A4 Ford Aerostar
  • C20A4 Ford Bronco
  • C20A4 Ford C-Max
  • C20A4 Ford C-Max Energi
  • C20A4 Ford C-Max Hybrid
  • C20A4 Ford Contour
  • C20A4 Ford Crown Victoria
  • C20A4 Ford EcoSport
  • C20A4 Ford Econoline
  • C20A4 Ford Edge
  • C20A4 Ford Escape
  • C20A4 Ford Escape Hybrid
  • C20A4 Ford Escort
  • C20A4 Ford Everest
  • C20A4 Ford Excursion
  • C20A4 Ford Expedition
  • C20A4 Ford Explorer
  • C20A4 Ford Explorer Sport Trac
  • C20A4 Ford F-150
  • C20A4 Ford F-250
  • C20A4 Ford F-350
  • C20A4 Ford Fiesta
  • C20A4 Ford Flex
  • C20A4 Ford Focus
  • C20A4 Ford Focus Electric
  • C20A4 Ford Freestar
  • C20A4 Ford Freestyle
  • C20A4 Ford Fusion
  • C20A4 Ford Fusion Energi
  • C20A4 Ford Fusion Hybrid
  • C20A4 Ford Fusion Plug-In Hybrid
  • C20A4 Ford GT
  • C20A4 Ford Mustang
  • C20A4 Ford Mustang Mach-E
  • C20A4 Ford Mystique
  • C20A4 Ford Probe
  • C20A4 Ford Ranger
  • C20A4 Ford Taurus
  • C20A4 Ford Taurus X
  • C20A4 Ford Tempo
  • C20A4 Ford Thunderbird
  • C20A4 Ford Transit
  • C20A4 Ford Transit Connect
  • C20A4 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.