The genuine meaning of the B2438 Code is not available online and it is necessary to know but do not use the common data for solving the car engine. The one engine code has several meanings but you need to know only the real meaning of your car. If you know the manufacturer name and model number of the car, it becomes easily to solve the problem. You should check that manufacturer meaning of the code for solving the car engine. From the body of the engine, it is easy to solve and at the cheap rate, it is possible to fix.