Car Engine Start Stop Button For S Class W221 2007-2014 Push Kit Keyless Go Ignition Switch 2215450714

For S Class W221 2007 2008 2009 2010 2011 2012 2013 2014 Car Engine Ignition Switch Wide Voltage Circuit Adaptation: for the typical low-voltage fluctuation for range of automotive circuits, it can adapt to voltage fluctuations during vehicle startup without functional failure due to minor voltage changes. for Large-Displacement Engine Loads: Capable of handling the circuit switching loads of large-displacement, high-power engines, adapting to the start-stop control needs of medium and large passenger vehicles. This feature automatically shuts off the engine when the vehicle comes to a temporary stop—such as at a red light or in a traffic jam—and quickly restarts it when the brake is released or the accelerator is pressed. Its purpose is to save fuel and reduce exhaust emissions. The primary function of the engine start-stop switch is to enable or disable the automatic start-stop system.