C3965

C3965 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3965 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 C3965 Fault Code Meaning :

Ford C3965 Symptoms :

Ford C3965 Reasons :

How To Fix Ford C3965 Trouble Code ?

Which Ford cars have the code C3965?

  • C3965 Ford Aerostar
  • C3965 Ford Bronco
  • C3965 Ford C-Max
  • C3965 Ford C-Max Energi
  • C3965 Ford C-Max Hybrid
  • C3965 Ford Contour
  • C3965 Ford Crown Victoria
  • C3965 Ford EcoSport
  • C3965 Ford Econoline
  • C3965 Ford Edge
  • C3965 Ford Escape
  • C3965 Ford Escape Hybrid
  • C3965 Ford Escort
  • C3965 Ford Everest
  • C3965 Ford Excursion
  • C3965 Ford Expedition
  • C3965 Ford Explorer
  • C3965 Ford Explorer Sport Trac
  • C3965 Ford F-150
  • C3965 Ford F-250
  • C3965 Ford F-350
  • C3965 Ford Fiesta
  • C3965 Ford Flex
  • C3965 Ford Focus
  • C3965 Ford Focus Electric
  • C3965 Ford Freestar
  • C3965 Ford Freestyle
  • C3965 Ford Fusion
  • C3965 Ford Fusion Energi
  • C3965 Ford Fusion Hybrid
  • C3965 Ford Fusion Plug-In Hybrid
  • C3965 Ford GT
  • C3965 Ford Mustang
  • C3965 Ford Mustang Mach-E
  • C3965 Ford Mystique
  • C3965 Ford Probe
  • C3965 Ford Ranger
  • C3965 Ford Taurus
  • C3965 Ford Taurus X
  • C3965 Ford Tempo
  • C3965 Ford Thunderbird
  • C3965 Ford Transit
  • C3965 Ford Transit Connect
  • C3965 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.