P66D6

P66D6 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P66D6 Diagnosis

This fault indicates that the circuit is drawing more current than it is designed to supply, and possibly there is a wiring fault shorting this circuit to ground. The fault remains active until the ignition is turned ON when the fault is no longer present.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 P66D6 Fault Code Meaning :

Ford P66D6 Symptoms :

Ford P66D6 Reasons :

How To Fix Ford P66D6 Trouble Code ?

Which Ford cars have the code P66D6?

  • P66D6 Ford Aerostar
  • P66D6 Ford Bronco
  • P66D6 Ford C-Max
  • P66D6 Ford C-Max Energi
  • P66D6 Ford C-Max Hybrid
  • P66D6 Ford Contour
  • P66D6 Ford Crown Victoria
  • P66D6 Ford EcoSport
  • P66D6 Ford Econoline
  • P66D6 Ford Edge
  • P66D6 Ford Escape
  • P66D6 Ford Escape Hybrid
  • P66D6 Ford Escort
  • P66D6 Ford Everest
  • P66D6 Ford Excursion
  • P66D6 Ford Expedition
  • P66D6 Ford Explorer
  • P66D6 Ford Explorer Sport Trac
  • P66D6 Ford F-150
  • P66D6 Ford F-250
  • P66D6 Ford F-350
  • P66D6 Ford Fiesta
  • P66D6 Ford Flex
  • P66D6 Ford Focus
  • P66D6 Ford Focus Electric
  • P66D6 Ford Freestar
  • P66D6 Ford Freestyle
  • P66D6 Ford Fusion
  • P66D6 Ford Fusion Energi
  • P66D6 Ford Fusion Hybrid
  • P66D6 Ford Fusion Plug-In Hybrid
  • P66D6 Ford GT
  • P66D6 Ford Mustang
  • P66D6 Ford Mustang Mach-E
  • P66D6 Ford Mystique
  • P66D6 Ford Probe
  • P66D6 Ford Ranger
  • P66D6 Ford Taurus
  • P66D6 Ford Taurus X
  • P66D6 Ford Tempo
  • P66D6 Ford Thunderbird
  • P66D6 Ford Transit
  • P66D6 Ford Transit Connect
  • P66D6 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.