C0451

C0451 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C0451 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.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 C0451 Fault Code Meaning :

Ford C0451 Symptoms :

Ford C0451 Reasons :

How To Fix Ford C0451 Trouble Code ?

Which Ford cars have the code C0451?

  • C0451 Ford Aerostar
  • C0451 Ford Bronco
  • C0451 Ford C-Max
  • C0451 Ford C-Max Energi
  • C0451 Ford C-Max Hybrid
  • C0451 Ford Contour
  • C0451 Ford Crown Victoria
  • C0451 Ford EcoSport
  • C0451 Ford Econoline
  • C0451 Ford Edge
  • C0451 Ford Escape
  • C0451 Ford Escape Hybrid
  • C0451 Ford Escort
  • C0451 Ford Everest
  • C0451 Ford Excursion
  • C0451 Ford Expedition
  • C0451 Ford Explorer
  • C0451 Ford Explorer Sport Trac
  • C0451 Ford F-150
  • C0451 Ford F-250
  • C0451 Ford F-350
  • C0451 Ford Fiesta
  • C0451 Ford Flex
  • C0451 Ford Focus
  • C0451 Ford Focus Electric
  • C0451 Ford Freestar
  • C0451 Ford Freestyle
  • C0451 Ford Fusion
  • C0451 Ford Fusion Energi
  • C0451 Ford Fusion Hybrid
  • C0451 Ford Fusion Plug-In Hybrid
  • C0451 Ford GT
  • C0451 Ford Mustang
  • C0451 Ford Mustang Mach-E
  • C0451 Ford Mystique
  • C0451 Ford Probe
  • C0451 Ford Ranger
  • C0451 Ford Taurus
  • C0451 Ford Taurus X
  • C0451 Ford Tempo
  • C0451 Ford Thunderbird
  • C0451 Ford Transit
  • C0451 Ford Transit Connect
  • C0451 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.