P1781

P1781 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P1781 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 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 P1781 Fault Code Meaning :

Ford P1781 Symptoms :

Ford P1781 Reasons :

How To Fix Ford P1781 Trouble Code ?

Which Ford cars have the code P1781?

  • P1781 Ford Aerostar
  • P1781 Ford Bronco
  • P1781 Ford C-Max
  • P1781 Ford C-Max Energi
  • P1781 Ford C-Max Hybrid
  • P1781 Ford Contour
  • P1781 Ford Crown Victoria
  • P1781 Ford EcoSport
  • P1781 Ford Econoline
  • P1781 Ford Edge
  • P1781 Ford Escape
  • P1781 Ford Escape Hybrid
  • P1781 Ford Escort
  • P1781 Ford Everest
  • P1781 Ford Excursion
  • P1781 Ford Expedition
  • P1781 Ford Explorer
  • P1781 Ford Explorer Sport Trac
  • P1781 Ford F-150
  • P1781 Ford F-250
  • P1781 Ford F-350
  • P1781 Ford Fiesta
  • P1781 Ford Flex
  • P1781 Ford Focus
  • P1781 Ford Focus Electric
  • P1781 Ford Freestar
  • P1781 Ford Freestyle
  • P1781 Ford Fusion
  • P1781 Ford Fusion Energi
  • P1781 Ford Fusion Hybrid
  • P1781 Ford Fusion Plug-In Hybrid
  • P1781 Ford GT
  • P1781 Ford Mustang
  • P1781 Ford Mustang Mach-E
  • P1781 Ford Mystique
  • P1781 Ford Probe
  • P1781 Ford Ranger
  • P1781 Ford Taurus
  • P1781 Ford Taurus X
  • P1781 Ford Tempo
  • P1781 Ford Thunderbird
  • P1781 Ford Transit
  • P1781 Ford Transit Connect
  • P1781 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.