B0703

B0703 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B0703 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 disconnected pipe malfunction is detected when the ventilator tube from the valve cover to the separator device is disconnected resulting in a pressure below the lower limit.Both of these malfunctions will result in a DTC being set.

Ford B0703 Fault Code Meaning :

Ford B0703 Symptoms :

Ford B0703 Reasons :

How To Fix Ford B0703 Trouble Code ?

Which Ford cars have the code B0703?

  • B0703 Ford Aerostar
  • B0703 Ford Bronco
  • B0703 Ford C-Max
  • B0703 Ford C-Max Energi
  • B0703 Ford C-Max Hybrid
  • B0703 Ford Contour
  • B0703 Ford Crown Victoria
  • B0703 Ford EcoSport
  • B0703 Ford Econoline
  • B0703 Ford Edge
  • B0703 Ford Escape
  • B0703 Ford Escape Hybrid
  • B0703 Ford Escort
  • B0703 Ford Everest
  • B0703 Ford Excursion
  • B0703 Ford Expedition
  • B0703 Ford Explorer
  • B0703 Ford Explorer Sport Trac
  • B0703 Ford F-150
  • B0703 Ford F-250
  • B0703 Ford F-350
  • B0703 Ford Fiesta
  • B0703 Ford Flex
  • B0703 Ford Focus
  • B0703 Ford Focus Electric
  • B0703 Ford Freestar
  • B0703 Ford Freestyle
  • B0703 Ford Fusion
  • B0703 Ford Fusion Energi
  • B0703 Ford Fusion Hybrid
  • B0703 Ford Fusion Plug-In Hybrid
  • B0703 Ford GT
  • B0703 Ford Mustang
  • B0703 Ford Mustang Mach-E
  • B0703 Ford Mystique
  • B0703 Ford Probe
  • B0703 Ford Ranger
  • B0703 Ford Taurus
  • B0703 Ford Taurus X
  • B0703 Ford Tempo
  • B0703 Ford Thunderbird
  • B0703 Ford Transit
  • B0703 Ford Transit Connect
  • B0703 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.