B0686

B0686 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B0686 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 FF.

The End of Frame air output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for an End of Frame air solenoid fault, and for an air pressure switch short circuit fault.

Ford B0686 Fault Code Meaning :

Ford B0686 Symptoms :

Ford B0686 Reasons :

How To Fix Ford B0686 Trouble Code ?

Which Ford cars have the code B0686?

  • B0686 Ford Aerostar
  • B0686 Ford Bronco
  • B0686 Ford C-Max
  • B0686 Ford C-Max Energi
  • B0686 Ford C-Max Hybrid
  • B0686 Ford Contour
  • B0686 Ford Crown Victoria
  • B0686 Ford EcoSport
  • B0686 Ford Econoline
  • B0686 Ford Edge
  • B0686 Ford Escape
  • B0686 Ford Escape Hybrid
  • B0686 Ford Escort
  • B0686 Ford Everest
  • B0686 Ford Excursion
  • B0686 Ford Expedition
  • B0686 Ford Explorer
  • B0686 Ford Explorer Sport Trac
  • B0686 Ford F-150
  • B0686 Ford F-250
  • B0686 Ford F-350
  • B0686 Ford Fiesta
  • B0686 Ford Flex
  • B0686 Ford Focus
  • B0686 Ford Focus Electric
  • B0686 Ford Freestar
  • B0686 Ford Freestyle
  • B0686 Ford Fusion
  • B0686 Ford Fusion Energi
  • B0686 Ford Fusion Hybrid
  • B0686 Ford Fusion Plug-In Hybrid
  • B0686 Ford GT
  • B0686 Ford Mustang
  • B0686 Ford Mustang Mach-E
  • B0686 Ford Mystique
  • B0686 Ford Probe
  • B0686 Ford Ranger
  • B0686 Ford Taurus
  • B0686 Ford Taurus X
  • B0686 Ford Tempo
  • B0686 Ford Thunderbird
  • B0686 Ford Transit
  • B0686 Ford Transit Connect
  • B0686 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.