P409B

P409B Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P409B 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 P409B Fault Code Meaning :

Ford P409B Symptoms :

Ford P409B Reasons :

How To Fix Ford P409B Trouble Code ?

Which Ford cars have the code P409B?

  • P409B Ford Aerostar
  • P409B Ford Bronco
  • P409B Ford C-Max
  • P409B Ford C-Max Energi
  • P409B Ford C-Max Hybrid
  • P409B Ford Contour
  • P409B Ford Crown Victoria
  • P409B Ford EcoSport
  • P409B Ford Econoline
  • P409B Ford Edge
  • P409B Ford Escape
  • P409B Ford Escape Hybrid
  • P409B Ford Escort
  • P409B Ford Everest
  • P409B Ford Excursion
  • P409B Ford Expedition
  • P409B Ford Explorer
  • P409B Ford Explorer Sport Trac
  • P409B Ford F-150
  • P409B Ford F-250
  • P409B Ford F-350
  • P409B Ford Fiesta
  • P409B Ford Flex
  • P409B Ford Focus
  • P409B Ford Focus Electric
  • P409B Ford Freestar
  • P409B Ford Freestyle
  • P409B Ford Fusion
  • P409B Ford Fusion Energi
  • P409B Ford Fusion Hybrid
  • P409B Ford Fusion Plug-In Hybrid
  • P409B Ford GT
  • P409B Ford Mustang
  • P409B Ford Mustang Mach-E
  • P409B Ford Mystique
  • P409B Ford Probe
  • P409B Ford Ranger
  • P409B Ford Taurus
  • P409B Ford Taurus X
  • P409B Ford Tempo
  • P409B Ford Thunderbird
  • P409B Ford Transit
  • P409B Ford Transit Connect
  • P409B 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.