B3871 Engine Trouble Code
Meaning of B3871 engine trouble code is a kind of body trouble code and B3871 if your catalytic convertor fails completely, you eventually won't be able to keep the car running. Your gas mileage will also be terrible, so you should try and fix it as soon as you can. Unfortunately, the average replacement cost is around $2,000 and you can't do it yourself unless you're an experienced mechanic.
B3871 Fault Symptoms :
If one of these reasons for B3871 code is occuring now you should check B3871 repair processes.
Now don't ask yourself; What should you do with B3871 code ?
The solution is here :
B3871 Possible Solution:
The crankshaft sensor signals the fuel injection computer or the ignition control when the cylinders are firing. This causes the ignition coil to provide a spark and the injector to inject fuel into each cylinder at the right time.If either sensor isn't working correctly, the car will run rough and the engine will be less efficient. In later car models, the car's computer can usually keep the vehicle running, but the engine warning light on the dashboard goes on to warn the driver.
B3871 Code Meaning :
|OBD-II Diagnostic Body (B) Trouble Code For Engine||Ignition System Or Misfire||Engine Oil Temperature Sensor Malfunction||Cylinder 10 Contribution/balance Fault||Crankshaft Position Sensor A Circuit Low Input|
The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate.
B3871 OBD-II Diagnostic Body (B) Trouble Code DescriptionB3871 engine trouble code is about Crankshaft Position Sensor A Circuit Low Input.
Main reason For B3871 CodeThe reason of B3871 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.
B3871 DTCs may also be triggered by faults earlier down the line. For example, a dirty MAF sensor might be causing the car to overcompensate in its fuel-trim adjustments. As a result, oxygen sensors are likely to report fuel mixture problems.