B3871
B3871 Ford engine fault code diagnosis, code meaning,symptoms and how to fix it.B3871 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 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.
The suspension proportioning output circuit is commanded OFF, but air pressure is detected at the pressure feedback switch. Troubleshoot for suspension proportioning air solenoid fault, and for air pressure switch short circuit fault.
Ford B3871 Fault Code Meaning :
Ford B3871 Symptoms :
Ford B3871 Reasons :
How To Fix Ford B3871 Trouble Code ?
Which Ford cars have the code B3871?
- B3871 Ford Aerostar
- B3871 Ford Bronco
- B3871 Ford C-Max
- B3871 Ford C-Max Energi
- B3871 Ford C-Max Hybrid
- B3871 Ford Contour
- B3871 Ford Crown Victoria
- B3871 Ford EcoSport
- B3871 Ford Econoline
- B3871 Ford Edge
- B3871 Ford Escape
- B3871 Ford Escape Hybrid
- B3871 Ford Escort
- B3871 Ford Everest
- B3871 Ford Excursion
- B3871 Ford Expedition
- B3871 Ford Explorer
- B3871 Ford Explorer Sport Trac
- B3871 Ford F-150
- B3871 Ford F-250
- B3871 Ford F-350
- B3871 Ford Fiesta
- B3871 Ford Flex
- B3871 Ford Focus
- B3871 Ford Focus Electric
- B3871 Ford Freestar
- B3871 Ford Freestyle
- B3871 Ford Fusion
- B3871 Ford Fusion Energi
- B3871 Ford Fusion Hybrid
- B3871 Ford Fusion Plug-In Hybrid
- B3871 Ford GT
- B3871 Ford Mustang
- B3871 Ford Mustang Mach-E
- B3871 Ford Mystique
- B3871 Ford Probe
- B3871 Ford Ranger
- B3871 Ford Taurus
- B3871 Ford Taurus X
- B3871 Ford Tempo
- B3871 Ford Thunderbird
- B3871 Ford Transit
- B3871 Ford Transit Connect
- B3871 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.