Special Features:Start Stop Cable For Stelvia 2017-2021 Note: Due to different production batches, the labeling is random, do not accept the specifications. If you mind, do not take pictures! ! ! ! Function: Close the automatic start and stop function Installation: Remove the panel with a tool and connect the cable between the factory plug and the button plug. Setting: After installation, start the engine while pressing the brake pedal, observe for 3-6 seconds. Do not press the button. The button indicator light will turn red itself. The default setting is that you do not need to manually close the engine start and stop function every time. If you want it for a moment, press the off button to reactivate the function 3 Modes Introduction: Automatic shutdown mode: Each time the car starts, the start-stop will be automatically turned off. If it is manually turned on in the middle, it will still be off after the car is turned off and locked. Memory mode: Manually switch the start-stop