B1271

B1271 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.

B1271 Diagnosis

The output circuits that are powered by VBAT2 will all be inoperative. Other fault codes may be present, but troubleshoot for this first. 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 B1271 Fault Code Meaning :

Ford B1271 Symptoms :

Ford B1271 Reasons :

How To Fix Ford B1271 Trouble Code ?

Which Ford cars have the code B1271?

  • B1271 Ford Aerostar
  • B1271 Ford Bronco
  • B1271 Ford C-Max
  • B1271 Ford C-Max Energi
  • B1271 Ford C-Max Hybrid
  • B1271 Ford Contour
  • B1271 Ford Crown Victoria
  • B1271 Ford EcoSport
  • B1271 Ford Econoline
  • B1271 Ford Edge
  • B1271 Ford Escape
  • B1271 Ford Escape Hybrid
  • B1271 Ford Escort
  • B1271 Ford Everest
  • B1271 Ford Excursion
  • B1271 Ford Expedition
  • B1271 Ford Explorer
  • B1271 Ford Explorer Sport Trac
  • B1271 Ford F-150
  • B1271 Ford F-250
  • B1271 Ford F-350
  • B1271 Ford Fiesta
  • B1271 Ford Flex
  • B1271 Ford Focus
  • B1271 Ford Focus Electric
  • B1271 Ford Freestar
  • B1271 Ford Freestyle
  • B1271 Ford Fusion
  • B1271 Ford Fusion Energi
  • B1271 Ford Fusion Hybrid
  • B1271 Ford Fusion Plug-In Hybrid
  • B1271 Ford GT
  • B1271 Ford Mustang
  • B1271 Ford Mustang Mach-E
  • B1271 Ford Mystique
  • B1271 Ford Probe
  • B1271 Ford Ranger
  • B1271 Ford Taurus
  • B1271 Ford Taurus X
  • B1271 Ford Tempo
  • B1271 Ford Thunderbird
  • B1271 Ford Transit
  • B1271 Ford Transit Connect
  • B1271 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.