B0640

B0640 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B0640 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 OFF.

The top-of-clutch switch and bottom-of-clutch switch are both measured as closed at the same time. Troubleshoot for clutch switch shorted, or for a wiring fault between the clutch switch and the BHM.

Ford B0640 Fault Code Meaning :

Ford B0640 Symptoms :

Ford B0640 Reasons :

How To Fix Ford B0640 Trouble Code ?

Which Ford cars have the code B0640?

  • B0640 Ford Aerostar
  • B0640 Ford Bronco
  • B0640 Ford C-Max
  • B0640 Ford C-Max Energi
  • B0640 Ford C-Max Hybrid
  • B0640 Ford Contour
  • B0640 Ford Crown Victoria
  • B0640 Ford EcoSport
  • B0640 Ford Econoline
  • B0640 Ford Edge
  • B0640 Ford Escape
  • B0640 Ford Escape Hybrid
  • B0640 Ford Escort
  • B0640 Ford Everest
  • B0640 Ford Excursion
  • B0640 Ford Expedition
  • B0640 Ford Explorer
  • B0640 Ford Explorer Sport Trac
  • B0640 Ford F-150
  • B0640 Ford F-250
  • B0640 Ford F-350
  • B0640 Ford Fiesta
  • B0640 Ford Flex
  • B0640 Ford Focus
  • B0640 Ford Focus Electric
  • B0640 Ford Freestar
  • B0640 Ford Freestyle
  • B0640 Ford Fusion
  • B0640 Ford Fusion Energi
  • B0640 Ford Fusion Hybrid
  • B0640 Ford Fusion Plug-In Hybrid
  • B0640 Ford GT
  • B0640 Ford Mustang
  • B0640 Ford Mustang Mach-E
  • B0640 Ford Mystique
  • B0640 Ford Probe
  • B0640 Ford Ranger
  • B0640 Ford Taurus
  • B0640 Ford Taurus X
  • B0640 Ford Tempo
  • B0640 Ford Thunderbird
  • B0640 Ford Transit
  • B0640 Ford Transit Connect
  • B0640 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.