B21AB

B21AB Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B21AB Diagnosis

The output circuits that are powered by VBAT3 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. The fuse in the main PDM powering this circuit may be open.The wiper switch is in the OFF position and the BHM park input from the wiper motor is not in park position. Troubleshoot for a wiper motor park switch circuit fault.

When the engine is in idle or in low engine speed and torque condition, the differential pressure over the DPF is expected to be close to zero. If the differential pressure exceeds a threshold then the differential pressure sensor plausibility DTC is set.

Ford B21AB Fault Code Meaning :

Ford B21AB Symptoms :

Ford B21AB Reasons :

How To Fix Ford B21AB Trouble Code ?

Which Ford cars have the code B21AB?

  • B21AB Ford Aerostar
  • B21AB Ford Bronco
  • B21AB Ford C-Max
  • B21AB Ford C-Max Energi
  • B21AB Ford C-Max Hybrid
  • B21AB Ford Contour
  • B21AB Ford Crown Victoria
  • B21AB Ford EcoSport
  • B21AB Ford Econoline
  • B21AB Ford Edge
  • B21AB Ford Escape
  • B21AB Ford Escape Hybrid
  • B21AB Ford Escort
  • B21AB Ford Everest
  • B21AB Ford Excursion
  • B21AB Ford Expedition
  • B21AB Ford Explorer
  • B21AB Ford Explorer Sport Trac
  • B21AB Ford F-150
  • B21AB Ford F-250
  • B21AB Ford F-350
  • B21AB Ford Fiesta
  • B21AB Ford Flex
  • B21AB Ford Focus
  • B21AB Ford Focus Electric
  • B21AB Ford Freestar
  • B21AB Ford Freestyle
  • B21AB Ford Fusion
  • B21AB Ford Fusion Energi
  • B21AB Ford Fusion Hybrid
  • B21AB Ford Fusion Plug-In Hybrid
  • B21AB Ford GT
  • B21AB Ford Mustang
  • B21AB Ford Mustang Mach-E
  • B21AB Ford Mystique
  • B21AB Ford Probe
  • B21AB Ford Ranger
  • B21AB Ford Taurus
  • B21AB Ford Taurus X
  • B21AB Ford Tempo
  • B21AB Ford Thunderbird
  • B21AB Ford Transit
  • B21AB Ford Transit Connect
  • B21AB 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.