P1166

P1166 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P1166 Diagnosis

The fault remains active until the ignition is turned ON when the fault is no longer present. Some BHM configurations force this circuit off until the ignition switch is cycled.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 P1166 Fault Code Meaning :

Ford P1166 Symptoms :

Ford P1166 Reasons :

How To Fix Ford P1166 Trouble Code ?

Which Ford cars have the code P1166?

  • P1166 Ford Aerostar
  • P1166 Ford Bronco
  • P1166 Ford C-Max
  • P1166 Ford C-Max Energi
  • P1166 Ford C-Max Hybrid
  • P1166 Ford Contour
  • P1166 Ford Crown Victoria
  • P1166 Ford EcoSport
  • P1166 Ford Econoline
  • P1166 Ford Edge
  • P1166 Ford Escape
  • P1166 Ford Escape Hybrid
  • P1166 Ford Escort
  • P1166 Ford Everest
  • P1166 Ford Excursion
  • P1166 Ford Expedition
  • P1166 Ford Explorer
  • P1166 Ford Explorer Sport Trac
  • P1166 Ford F-150
  • P1166 Ford F-250
  • P1166 Ford F-350
  • P1166 Ford Fiesta
  • P1166 Ford Flex
  • P1166 Ford Focus
  • P1166 Ford Focus Electric
  • P1166 Ford Freestar
  • P1166 Ford Freestyle
  • P1166 Ford Fusion
  • P1166 Ford Fusion Energi
  • P1166 Ford Fusion Hybrid
  • P1166 Ford Fusion Plug-In Hybrid
  • P1166 Ford GT
  • P1166 Ford Mustang
  • P1166 Ford Mustang Mach-E
  • P1166 Ford Mystique
  • P1166 Ford Probe
  • P1166 Ford Ranger
  • P1166 Ford Taurus
  • P1166 Ford Taurus X
  • P1166 Ford Tempo
  • P1166 Ford Thunderbird
  • P1166 Ford Transit
  • P1166 Ford Transit Connect
  • P1166 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.