B12AB

B12AB Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B12AB 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.The BHM supplies battery power on this circuit when the key is in the RUN or CRANK positions. Troubleshoot for a wiring fault shorting this circuit to ground or for too many optional circuits spliced into it that is causing the BHM to turn it off.

When the engine is in higher engine speed and torque condition, the differential pressure over the DPF is expected to rise according to engine speed and torque. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford B12AB Fault Code Meaning :

Ford B12AB Symptoms :

Ford B12AB Reasons :

How To Fix Ford B12AB Trouble Code ?

Which Ford cars have the code B12AB?

  • B12AB Ford Aerostar
  • B12AB Ford Bronco
  • B12AB Ford C-Max
  • B12AB Ford C-Max Energi
  • B12AB Ford C-Max Hybrid
  • B12AB Ford Contour
  • B12AB Ford Crown Victoria
  • B12AB Ford EcoSport
  • B12AB Ford Econoline
  • B12AB Ford Edge
  • B12AB Ford Escape
  • B12AB Ford Escape Hybrid
  • B12AB Ford Escort
  • B12AB Ford Everest
  • B12AB Ford Excursion
  • B12AB Ford Expedition
  • B12AB Ford Explorer
  • B12AB Ford Explorer Sport Trac
  • B12AB Ford F-150
  • B12AB Ford F-250
  • B12AB Ford F-350
  • B12AB Ford Fiesta
  • B12AB Ford Flex
  • B12AB Ford Focus
  • B12AB Ford Focus Electric
  • B12AB Ford Freestar
  • B12AB Ford Freestyle
  • B12AB Ford Fusion
  • B12AB Ford Fusion Energi
  • B12AB Ford Fusion Hybrid
  • B12AB Ford Fusion Plug-In Hybrid
  • B12AB Ford GT
  • B12AB Ford Mustang
  • B12AB Ford Mustang Mach-E
  • B12AB Ford Mystique
  • B12AB Ford Probe
  • B12AB Ford Ranger
  • B12AB Ford Taurus
  • B12AB Ford Taurus X
  • B12AB Ford Tempo
  • B12AB Ford Thunderbird
  • B12AB Ford Transit
  • B12AB Ford Transit Connect
  • B12AB 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.