How to reset BMW electronic valve motor

The electronic valve control of BMW Valvetronic is different from other cars. If you want to reset the electronic valve motor, you should go to the 4S shop and ask professional maintenance personnel to make adjustments. You can't handle it yourself. BMW's electronic valve motor is a stepping motor whose signal will be directly transmitted to the top of the engine intake valve when stepping on the accelerator, and the stepping motor will rotate moderately, thus changing the opening depth of the intake valve. Light tread will be shallow, heavy tread will be wide. In this case, the intake valve can be changed steplessly between 0. 18 mm-9.9 mm to adjust the speed, speed up the reaction time of the throttle, and give consideration to the economy of fuel saving. Compared with the traditional engine, it is more advanced and reduces the cost of the car. Million car purchase subsidy