B3970

B3970 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B3970 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 B3970 Fault Code Meaning :

Ford B3970 Symptoms :

Ford B3970 Reasons :

How To Fix Ford B3970 Trouble Code ?

Which Ford cars have the code B3970?

  • B3970 Ford Aerostar
  • B3970 Ford Bronco
  • B3970 Ford C-Max
  • B3970 Ford C-Max Energi
  • B3970 Ford C-Max Hybrid
  • B3970 Ford Contour
  • B3970 Ford Crown Victoria
  • B3970 Ford EcoSport
  • B3970 Ford Econoline
  • B3970 Ford Edge
  • B3970 Ford Escape
  • B3970 Ford Escape Hybrid
  • B3970 Ford Escort
  • B3970 Ford Everest
  • B3970 Ford Excursion
  • B3970 Ford Expedition
  • B3970 Ford Explorer
  • B3970 Ford Explorer Sport Trac
  • B3970 Ford F-150
  • B3970 Ford F-250
  • B3970 Ford F-350
  • B3970 Ford Fiesta
  • B3970 Ford Flex
  • B3970 Ford Focus
  • B3970 Ford Focus Electric
  • B3970 Ford Freestar
  • B3970 Ford Freestyle
  • B3970 Ford Fusion
  • B3970 Ford Fusion Energi
  • B3970 Ford Fusion Hybrid
  • B3970 Ford Fusion Plug-In Hybrid
  • B3970 Ford GT
  • B3970 Ford Mustang
  • B3970 Ford Mustang Mach-E
  • B3970 Ford Mystique
  • B3970 Ford Probe
  • B3970 Ford Ranger
  • B3970 Ford Taurus
  • B3970 Ford Taurus X
  • B3970 Ford Tempo
  • B3970 Ford Thunderbird
  • B3970 Ford Transit
  • B3970 Ford Transit Connect
  • B3970 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.