B3937 Engine Trouble Code
Meaning of B3937 engine trouble code is a kind of body trouble code and when your car's 'B3937 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.
B3937 Fault Symptoms :
If one of these reasons for B3937 code is occuring now you should check B3937 repair processes.
Now don't ask yourself; What should you do with B3937 code ?
The solution is here :
B3937 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.
B3937 Code Meaning :
|OBD-II Diagnostic Body (B) Trouble Code For Engine||Ignition System Or Misfire||Injector Circuit Malfunction - Cylinders||Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)||Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical|
Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.
B3937 OBD-II Diagnostic Body (B) Trouble Code DescriptionB3937 engine trouble code is about Shift/Timing Solenoid Malfunction/ 3-2 Shift Solenoid Circuit Electrical.
Main reason For B3937 CodeThe reason of B3937 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.
B3937 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.