P66C3

P66C3 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P66C3 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.Determine if the extra switch is not required for the vehicle or if the switch has been installed but the necessary reference parameter has not been programmed into the BHM.

This circuit connects to the CHM as an input at connector J3,P. The CHM passes the signal through to power the tail lamps and marker lamps from connector C2 pin G and also from connector C1 pins D, E, and F.

Ford P66C3 Fault Code Meaning :

Ford P66C3 Symptoms :

Ford P66C3 Reasons :

How To Fix Ford P66C3 Trouble Code ?

Which Ford cars have the code P66C3?

  • P66C3 Ford Aerostar
  • P66C3 Ford Bronco
  • P66C3 Ford C-Max
  • P66C3 Ford C-Max Energi
  • P66C3 Ford C-Max Hybrid
  • P66C3 Ford Contour
  • P66C3 Ford Crown Victoria
  • P66C3 Ford EcoSport
  • P66C3 Ford Econoline
  • P66C3 Ford Edge
  • P66C3 Ford Escape
  • P66C3 Ford Escape Hybrid
  • P66C3 Ford Escort
  • P66C3 Ford Everest
  • P66C3 Ford Excursion
  • P66C3 Ford Expedition
  • P66C3 Ford Explorer
  • P66C3 Ford Explorer Sport Trac
  • P66C3 Ford F-150
  • P66C3 Ford F-250
  • P66C3 Ford F-350
  • P66C3 Ford Fiesta
  • P66C3 Ford Flex
  • P66C3 Ford Focus
  • P66C3 Ford Focus Electric
  • P66C3 Ford Freestar
  • P66C3 Ford Freestyle
  • P66C3 Ford Fusion
  • P66C3 Ford Fusion Energi
  • P66C3 Ford Fusion Hybrid
  • P66C3 Ford Fusion Plug-In Hybrid
  • P66C3 Ford GT
  • P66C3 Ford Mustang
  • P66C3 Ford Mustang Mach-E
  • P66C3 Ford Mystique
  • P66C3 Ford Probe
  • P66C3 Ford Ranger
  • P66C3 Ford Taurus
  • P66C3 Ford Taurus X
  • P66C3 Ford Tempo
  • P66C3 Ford Thunderbird
  • P66C3 Ford Transit
  • P66C3 Ford Transit Connect
  • P66C3 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.