P666C

P666C Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P666C Diagnosis

The CHM does not suupport PWM type DRLs. The vehicle has a BHM mismatch with the CHM. Replace the CHM with one that is compatible with the BHM.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 P666C Fault Code Meaning :

Ford P666C Symptoms :

Ford P666C Reasons :

How To Fix Ford P666C Trouble Code ?

Which Ford cars have the code P666C?

  • P666C Ford Aerostar
  • P666C Ford Bronco
  • P666C Ford C-Max
  • P666C Ford C-Max Energi
  • P666C Ford C-Max Hybrid
  • P666C Ford Contour
  • P666C Ford Crown Victoria
  • P666C Ford EcoSport
  • P666C Ford Econoline
  • P666C Ford Edge
  • P666C Ford Escape
  • P666C Ford Escape Hybrid
  • P666C Ford Escort
  • P666C Ford Everest
  • P666C Ford Excursion
  • P666C Ford Expedition
  • P666C Ford Explorer
  • P666C Ford Explorer Sport Trac
  • P666C Ford F-150
  • P666C Ford F-250
  • P666C Ford F-350
  • P666C Ford Fiesta
  • P666C Ford Flex
  • P666C Ford Focus
  • P666C Ford Focus Electric
  • P666C Ford Freestar
  • P666C Ford Freestyle
  • P666C Ford Fusion
  • P666C Ford Fusion Energi
  • P666C Ford Fusion Hybrid
  • P666C Ford Fusion Plug-In Hybrid
  • P666C Ford GT
  • P666C Ford Mustang
  • P666C Ford Mustang Mach-E
  • P666C Ford Mystique
  • P666C Ford Probe
  • P666C Ford Ranger
  • P666C Ford Taurus
  • P666C Ford Taurus X
  • P666C Ford Tempo
  • P666C Ford Thunderbird
  • P666C Ford Transit
  • P666C Ford Transit Connect
  • P666C 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.