P66F4

P66F4 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P66F4 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.

The BHM measures the current on this circuit when the starter output is commanded ON. This fault indicates the magnetic switch or the wiring between the BHM and the magnetic switch is open circuit.

Ford P66F4 Fault Code Meaning :

Ford P66F4 Symptoms :

Ford P66F4 Reasons :

How To Fix Ford P66F4 Trouble Code ?

Which Ford cars have the code P66F4?

  • P66F4 Ford Aerostar
  • P66F4 Ford Bronco
  • P66F4 Ford C-Max
  • P66F4 Ford C-Max Energi
  • P66F4 Ford C-Max Hybrid
  • P66F4 Ford Contour
  • P66F4 Ford Crown Victoria
  • P66F4 Ford EcoSport
  • P66F4 Ford Econoline
  • P66F4 Ford Edge
  • P66F4 Ford Escape
  • P66F4 Ford Escape Hybrid
  • P66F4 Ford Escort
  • P66F4 Ford Everest
  • P66F4 Ford Excursion
  • P66F4 Ford Expedition
  • P66F4 Ford Explorer
  • P66F4 Ford Explorer Sport Trac
  • P66F4 Ford F-150
  • P66F4 Ford F-250
  • P66F4 Ford F-350
  • P66F4 Ford Fiesta
  • P66F4 Ford Flex
  • P66F4 Ford Focus
  • P66F4 Ford Focus Electric
  • P66F4 Ford Freestar
  • P66F4 Ford Freestyle
  • P66F4 Ford Fusion
  • P66F4 Ford Fusion Energi
  • P66F4 Ford Fusion Hybrid
  • P66F4 Ford Fusion Plug-In Hybrid
  • P66F4 Ford GT
  • P66F4 Ford Mustang
  • P66F4 Ford Mustang Mach-E
  • P66F4 Ford Mystique
  • P66F4 Ford Probe
  • P66F4 Ford Ranger
  • P66F4 Ford Taurus
  • P66F4 Ford Taurus X
  • P66F4 Ford Tempo
  • P66F4 Ford Thunderbird
  • P66F4 Ford Transit
  • P66F4 Ford Transit Connect
  • P66F4 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.