C3740

C3740 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C3740 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 supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

When the engine is in higher engine speed and torque condition, the differential pressure over the DPF is expected to rise according to engine speed and torque. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford C3740 Fault Code Meaning :

Ford C3740 Symptoms :

Ford C3740 Reasons :

How To Fix Ford C3740 Trouble Code ?

Which Ford cars have the code C3740?

  • C3740 Ford Aerostar
  • C3740 Ford Bronco
  • C3740 Ford C-Max
  • C3740 Ford C-Max Energi
  • C3740 Ford C-Max Hybrid
  • C3740 Ford Contour
  • C3740 Ford Crown Victoria
  • C3740 Ford EcoSport
  • C3740 Ford Econoline
  • C3740 Ford Edge
  • C3740 Ford Escape
  • C3740 Ford Escape Hybrid
  • C3740 Ford Escort
  • C3740 Ford Everest
  • C3740 Ford Excursion
  • C3740 Ford Expedition
  • C3740 Ford Explorer
  • C3740 Ford Explorer Sport Trac
  • C3740 Ford F-150
  • C3740 Ford F-250
  • C3740 Ford F-350
  • C3740 Ford Fiesta
  • C3740 Ford Flex
  • C3740 Ford Focus
  • C3740 Ford Focus Electric
  • C3740 Ford Freestar
  • C3740 Ford Freestyle
  • C3740 Ford Fusion
  • C3740 Ford Fusion Energi
  • C3740 Ford Fusion Hybrid
  • C3740 Ford Fusion Plug-In Hybrid
  • C3740 Ford GT
  • C3740 Ford Mustang
  • C3740 Ford Mustang Mach-E
  • C3740 Ford Mystique
  • C3740 Ford Probe
  • C3740 Ford Ranger
  • C3740 Ford Taurus
  • C3740 Ford Taurus X
  • C3740 Ford Tempo
  • C3740 Ford Thunderbird
  • C3740 Ford Transit
  • C3740 Ford Transit Connect
  • C3740 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.