P3503

P3503 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P3503 Diagnosis

The PTO 1 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for PTO 2 air solenoid fault, and for air pressure switch short circuit fault.The position information for the switch becomes Not Available. Remove the duplicate Smart Switch, then use ServiceLink to verify that the correct Smart Switches are configured for the vehicle.

A comparison of pressures from all sensors is made. The smallest difference between the three is determined and a reference pressure is calculated. The Barometric pressure sensor value is compared to the reference value and if the difference is above the threshold a DTC is reported.

Ford P3503 Fault Code Meaning :

Ford P3503 Symptoms :

Ford P3503 Reasons :

How To Fix Ford P3503 Trouble Code ?

Which Ford cars have the code P3503?

  • P3503 Ford Aerostar
  • P3503 Ford Bronco
  • P3503 Ford C-Max
  • P3503 Ford C-Max Energi
  • P3503 Ford C-Max Hybrid
  • P3503 Ford Contour
  • P3503 Ford Crown Victoria
  • P3503 Ford EcoSport
  • P3503 Ford Econoline
  • P3503 Ford Edge
  • P3503 Ford Escape
  • P3503 Ford Escape Hybrid
  • P3503 Ford Escort
  • P3503 Ford Everest
  • P3503 Ford Excursion
  • P3503 Ford Expedition
  • P3503 Ford Explorer
  • P3503 Ford Explorer Sport Trac
  • P3503 Ford F-150
  • P3503 Ford F-250
  • P3503 Ford F-350
  • P3503 Ford Fiesta
  • P3503 Ford Flex
  • P3503 Ford Focus
  • P3503 Ford Focus Electric
  • P3503 Ford Freestar
  • P3503 Ford Freestyle
  • P3503 Ford Fusion
  • P3503 Ford Fusion Energi
  • P3503 Ford Fusion Hybrid
  • P3503 Ford Fusion Plug-In Hybrid
  • P3503 Ford GT
  • P3503 Ford Mustang
  • P3503 Ford Mustang Mach-E
  • P3503 Ford Mystique
  • P3503 Ford Probe
  • P3503 Ford Ranger
  • P3503 Ford Taurus
  • P3503 Ford Taurus X
  • P3503 Ford Tempo
  • P3503 Ford Thunderbird
  • P3503 Ford Transit
  • P3503 Ford Transit Connect
  • P3503 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.