U0743

U0743 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

U0743 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 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 U0743 Fault Code Meaning :

Ford U0743 Symptoms :

Ford U0743 Reasons :

How To Fix Ford U0743 Trouble Code ?

Which Ford cars have the code U0743?

  • U0743 Ford Aerostar
  • U0743 Ford Bronco
  • U0743 Ford C-Max
  • U0743 Ford C-Max Energi
  • U0743 Ford C-Max Hybrid
  • U0743 Ford Contour
  • U0743 Ford Crown Victoria
  • U0743 Ford EcoSport
  • U0743 Ford Econoline
  • U0743 Ford Edge
  • U0743 Ford Escape
  • U0743 Ford Escape Hybrid
  • U0743 Ford Escort
  • U0743 Ford Everest
  • U0743 Ford Excursion
  • U0743 Ford Expedition
  • U0743 Ford Explorer
  • U0743 Ford Explorer Sport Trac
  • U0743 Ford F-150
  • U0743 Ford F-250
  • U0743 Ford F-350
  • U0743 Ford Fiesta
  • U0743 Ford Flex
  • U0743 Ford Focus
  • U0743 Ford Focus Electric
  • U0743 Ford Freestar
  • U0743 Ford Freestyle
  • U0743 Ford Fusion
  • U0743 Ford Fusion Energi
  • U0743 Ford Fusion Hybrid
  • U0743 Ford Fusion Plug-In Hybrid
  • U0743 Ford GT
  • U0743 Ford Mustang
  • U0743 Ford Mustang Mach-E
  • U0743 Ford Mystique
  • U0743 Ford Probe
  • U0743 Ford Ranger
  • U0743 Ford Taurus
  • U0743 Ford Taurus X
  • U0743 Ford Tempo
  • U0743 Ford Thunderbird
  • U0743 Ford Transit
  • U0743 Ford Transit Connect
  • U0743 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.