P31B7

P31B7 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

P31B7 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 P31B7 Fault Code Meaning :

Ford P31B7 Symptoms :

Ford P31B7 Reasons :

How To Fix Ford P31B7 Trouble Code ?

Which Ford cars have the code P31B7?

  • P31B7 Ford Aerostar
  • P31B7 Ford Bronco
  • P31B7 Ford C-Max
  • P31B7 Ford C-Max Energi
  • P31B7 Ford C-Max Hybrid
  • P31B7 Ford Contour
  • P31B7 Ford Crown Victoria
  • P31B7 Ford EcoSport
  • P31B7 Ford Econoline
  • P31B7 Ford Edge
  • P31B7 Ford Escape
  • P31B7 Ford Escape Hybrid
  • P31B7 Ford Escort
  • P31B7 Ford Everest
  • P31B7 Ford Excursion
  • P31B7 Ford Expedition
  • P31B7 Ford Explorer
  • P31B7 Ford Explorer Sport Trac
  • P31B7 Ford F-150
  • P31B7 Ford F-250
  • P31B7 Ford F-350
  • P31B7 Ford Fiesta
  • P31B7 Ford Flex
  • P31B7 Ford Focus
  • P31B7 Ford Focus Electric
  • P31B7 Ford Freestar
  • P31B7 Ford Freestyle
  • P31B7 Ford Fusion
  • P31B7 Ford Fusion Energi
  • P31B7 Ford Fusion Hybrid
  • P31B7 Ford Fusion Plug-In Hybrid
  • P31B7 Ford GT
  • P31B7 Ford Mustang
  • P31B7 Ford Mustang Mach-E
  • P31B7 Ford Mystique
  • P31B7 Ford Probe
  • P31B7 Ford Ranger
  • P31B7 Ford Taurus
  • P31B7 Ford Taurus X
  • P31B7 Ford Tempo
  • P31B7 Ford Thunderbird
  • P31B7 Ford Transit
  • P31B7 Ford Transit Connect
  • P31B7 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.