C2503

C2503 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C2503 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 C2503 Fault Code Meaning :

Ford C2503 Symptoms :

Ford C2503 Reasons :

How To Fix Ford C2503 Trouble Code ?

Which Ford cars have the code C2503?

  • C2503 Ford Aerostar
  • C2503 Ford Bronco
  • C2503 Ford C-Max
  • C2503 Ford C-Max Energi
  • C2503 Ford C-Max Hybrid
  • C2503 Ford Contour
  • C2503 Ford Crown Victoria
  • C2503 Ford EcoSport
  • C2503 Ford Econoline
  • C2503 Ford Edge
  • C2503 Ford Escape
  • C2503 Ford Escape Hybrid
  • C2503 Ford Escort
  • C2503 Ford Everest
  • C2503 Ford Excursion
  • C2503 Ford Expedition
  • C2503 Ford Explorer
  • C2503 Ford Explorer Sport Trac
  • C2503 Ford F-150
  • C2503 Ford F-250
  • C2503 Ford F-350
  • C2503 Ford Fiesta
  • C2503 Ford Flex
  • C2503 Ford Focus
  • C2503 Ford Focus Electric
  • C2503 Ford Freestar
  • C2503 Ford Freestyle
  • C2503 Ford Fusion
  • C2503 Ford Fusion Energi
  • C2503 Ford Fusion Hybrid
  • C2503 Ford Fusion Plug-In Hybrid
  • C2503 Ford GT
  • C2503 Ford Mustang
  • C2503 Ford Mustang Mach-E
  • C2503 Ford Mystique
  • C2503 Ford Probe
  • C2503 Ford Ranger
  • C2503 Ford Taurus
  • C2503 Ford Taurus X
  • C2503 Ford Tempo
  • C2503 Ford Thunderbird
  • C2503 Ford Transit
  • C2503 Ford Transit Connect
  • C2503 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.