B3901 Engine Trouble Code
Meaning of B3901 engine trouble code is a kind of body trouble code and theoretically you can drive for a few weeks or even months with a broken MAF sensor. You will notice a decrease in gas mileage and over time the car will eventually start stalling a lot. At a shop, the replacement cost is between $240-$400 depending on the car, but that's usually the cost of parts because the labor is relatively simple.
B3901 Fault Symptoms :
If one of these reasons for B3901 code is occuring now you should check B3901 repair processes.
Now don't ask yourself; What should you do with B3901 code ?
The solution is here :
B3901 Possible Solution:
Gasoline engines use spark plugs to cause an explosion of fuel within the cylinder. In a properly timed engine, this explosion occurs at the proper moment to send the piston to the bottom of the cylinder and provide power to the drive shaft. If the plug wires are out of sequence, the explosion occurs at the wrong time. The improper timing of the explosion sometimes pushes the cylinder the wrong direction or interferes with the turning of the crank. As a result, the engine stutters or backfires, if it runs at all.
B3901 Code Meaning :
|OBD-II Diagnostic Body (B) Trouble Code For Engine||Ignition System Or Misfire||Injector Circuit Malfunction - Cylinders||Cold Start Injector 1 Malfunction||Crankshaft Position Sensor A Circuit Low Input|
The poor running symptoms are consistent with a MAP sensor malfunction. In addition, in some cases, a bad MAP sensor will not throw a code. Again, the ELD code likely represents a separate wiring issue.
B3901 OBD-II Diagnostic Body (B) Trouble Code DescriptionB3901 engine trouble code is about Crankshaft Position Sensor A Circuit Low Input.
Main reason For B3901 CodeThe reason of B3901 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.
B3901 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.