P666D

P666D Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P666D Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.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 FF.

The BHM drives the 5 cab overhead clearance and ID lamps from connector B5 pin C on circuit 46. All other marker and tail lamps are driven from BHM connector B1,K on circuit 23. This circuit connects to the CHM as an input at connector J3,P.

Ford P666D Fault Code Meaning :

Ford P666D Symptoms :

Ford P666D Reasons :

How To Fix Ford P666D Trouble Code ?

Which Ford cars have the code P666D?

  • P666D Ford Aerostar
  • P666D Ford Bronco
  • P666D Ford C-Max
  • P666D Ford C-Max Energi
  • P666D Ford C-Max Hybrid
  • P666D Ford Contour
  • P666D Ford Crown Victoria
  • P666D Ford EcoSport
  • P666D Ford Econoline
  • P666D Ford Edge
  • P666D Ford Escape
  • P666D Ford Escape Hybrid
  • P666D Ford Escort
  • P666D Ford Everest
  • P666D Ford Excursion
  • P666D Ford Expedition
  • P666D Ford Explorer
  • P666D Ford Explorer Sport Trac
  • P666D Ford F-150
  • P666D Ford F-250
  • P666D Ford F-350
  • P666D Ford Fiesta
  • P666D Ford Flex
  • P666D Ford Focus
  • P666D Ford Focus Electric
  • P666D Ford Freestar
  • P666D Ford Freestyle
  • P666D Ford Fusion
  • P666D Ford Fusion Energi
  • P666D Ford Fusion Hybrid
  • P666D Ford Fusion Plug-In Hybrid
  • P666D Ford GT
  • P666D Ford Mustang
  • P666D Ford Mustang Mach-E
  • P666D Ford Mystique
  • P666D Ford Probe
  • P666D Ford Ranger
  • P666D Ford Taurus
  • P666D Ford Taurus X
  • P666D Ford Tempo
  • P666D Ford Thunderbird
  • P666D Ford Transit
  • P666D Ford Transit Connect
  • P666D 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.