C1666

C1666 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

C1666 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 wiper switch is in the OFF position and the BHM park input from the wiper motor is not in park position. Troubleshoot for a wiper motor park switch circuit fault.

When the engine is in idle or in low engine speed and torque condition, the differential pressure over the DPF is expected to be close to zero. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford C1666 Fault Code Meaning :

Ford C1666 Symptoms :

Ford C1666 Reasons :

How To Fix Ford C1666 Trouble Code ?

Which Ford cars have the code C1666?

  • C1666 Ford Aerostar
  • C1666 Ford Bronco
  • C1666 Ford C-Max
  • C1666 Ford C-Max Energi
  • C1666 Ford C-Max Hybrid
  • C1666 Ford Contour
  • C1666 Ford Crown Victoria
  • C1666 Ford EcoSport
  • C1666 Ford Econoline
  • C1666 Ford Edge
  • C1666 Ford Escape
  • C1666 Ford Escape Hybrid
  • C1666 Ford Escort
  • C1666 Ford Everest
  • C1666 Ford Excursion
  • C1666 Ford Expedition
  • C1666 Ford Explorer
  • C1666 Ford Explorer Sport Trac
  • C1666 Ford F-150
  • C1666 Ford F-250
  • C1666 Ford F-350
  • C1666 Ford Fiesta
  • C1666 Ford Flex
  • C1666 Ford Focus
  • C1666 Ford Focus Electric
  • C1666 Ford Freestar
  • C1666 Ford Freestyle
  • C1666 Ford Fusion
  • C1666 Ford Fusion Energi
  • C1666 Ford Fusion Hybrid
  • C1666 Ford Fusion Plug-In Hybrid
  • C1666 Ford GT
  • C1666 Ford Mustang
  • C1666 Ford Mustang Mach-E
  • C1666 Ford Mystique
  • C1666 Ford Probe
  • C1666 Ford Ranger
  • C1666 Ford Taurus
  • C1666 Ford Taurus X
  • C1666 Ford Tempo
  • C1666 Ford Thunderbird
  • C1666 Ford Transit
  • C1666 Ford Transit Connect
  • C1666 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.