B0477

B0477 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B0477 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 End of Frame air output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for an End of Frame air solenoid fault, and for an air pressure switch short circuit fault.

Ford B0477 Fault Code Meaning :

Ford B0477 Symptoms :

Ford B0477 Reasons :

How To Fix Ford B0477 Trouble Code ?

Which Ford cars have the code B0477?

  • B0477 Ford Aerostar
  • B0477 Ford Bronco
  • B0477 Ford C-Max
  • B0477 Ford C-Max Energi
  • B0477 Ford C-Max Hybrid
  • B0477 Ford Contour
  • B0477 Ford Crown Victoria
  • B0477 Ford EcoSport
  • B0477 Ford Econoline
  • B0477 Ford Edge
  • B0477 Ford Escape
  • B0477 Ford Escape Hybrid
  • B0477 Ford Escort
  • B0477 Ford Everest
  • B0477 Ford Excursion
  • B0477 Ford Expedition
  • B0477 Ford Explorer
  • B0477 Ford Explorer Sport Trac
  • B0477 Ford F-150
  • B0477 Ford F-250
  • B0477 Ford F-350
  • B0477 Ford Fiesta
  • B0477 Ford Flex
  • B0477 Ford Focus
  • B0477 Ford Focus Electric
  • B0477 Ford Freestar
  • B0477 Ford Freestyle
  • B0477 Ford Fusion
  • B0477 Ford Fusion Energi
  • B0477 Ford Fusion Hybrid
  • B0477 Ford Fusion Plug-In Hybrid
  • B0477 Ford GT
  • B0477 Ford Mustang
  • B0477 Ford Mustang Mach-E
  • B0477 Ford Mystique
  • B0477 Ford Probe
  • B0477 Ford Ranger
  • B0477 Ford Taurus
  • B0477 Ford Taurus X
  • B0477 Ford Tempo
  • B0477 Ford Thunderbird
  • B0477 Ford Transit
  • B0477 Ford Transit Connect
  • B0477 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.