B3929

B3929 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B3929 Diagnosis

The axle lift 2 output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for axle lift 2 air solenoid fault, and for air pressure switch short circuit fault.Determine if the extra switch is not required for the vehicle or if the switch has been installed but the necessary reference parameter has not been programmed into the BHM.

The BHM measures the current on this circuit when the starter output is commanded ON. This fault indicates the magnetic switch or the wiring between the BHM and the magnetic switch is open circuit.

Ford B3929 Fault Code Meaning :

Ford B3929 Symptoms :

Ford B3929 Reasons :

How To Fix Ford B3929 Trouble Code ?

Which Ford cars have the code B3929?

  • B3929 Ford Aerostar
  • B3929 Ford Bronco
  • B3929 Ford C-Max
  • B3929 Ford C-Max Energi
  • B3929 Ford C-Max Hybrid
  • B3929 Ford Contour
  • B3929 Ford Crown Victoria
  • B3929 Ford EcoSport
  • B3929 Ford Econoline
  • B3929 Ford Edge
  • B3929 Ford Escape
  • B3929 Ford Escape Hybrid
  • B3929 Ford Escort
  • B3929 Ford Everest
  • B3929 Ford Excursion
  • B3929 Ford Expedition
  • B3929 Ford Explorer
  • B3929 Ford Explorer Sport Trac
  • B3929 Ford F-150
  • B3929 Ford F-250
  • B3929 Ford F-350
  • B3929 Ford Fiesta
  • B3929 Ford Flex
  • B3929 Ford Focus
  • B3929 Ford Focus Electric
  • B3929 Ford Freestar
  • B3929 Ford Freestyle
  • B3929 Ford Fusion
  • B3929 Ford Fusion Energi
  • B3929 Ford Fusion Hybrid
  • B3929 Ford Fusion Plug-In Hybrid
  • B3929 Ford GT
  • B3929 Ford Mustang
  • B3929 Ford Mustang Mach-E
  • B3929 Ford Mystique
  • B3929 Ford Probe
  • B3929 Ford Ranger
  • B3929 Ford Taurus
  • B3929 Ford Taurus X
  • B3929 Ford Tempo
  • B3929 Ford Thunderbird
  • B3929 Ford Transit
  • B3929 Ford Transit Connect
  • B3929 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.