For cars; d Hyundai Auto Shutdown Circuit Breaker Engine Start-Stop For 2015 Tucson-2018 For 2019 Tucson-2020 Packing: 1 * Cable Start Stop, 1 * Tool 6 Hazards Unclosed Start And Stop: 1. Skroacute; Frequent engine starting and stopping when traffic jams and other red lights cause the engine to lose 2. Skroacute; Frequent starting and stopping have a great impact on the battery, which is crude; ci battery life 3. Damage to the electrical system in the car Frequent starting often affects the electrical system of precision in the car 4. Skroacute; Spark plug life Frequent starting and stopping of the engine when traffic jams and other red lights cause the engine to lose 5. Increase oil cost High level of oil drainage, quality requirements during the engine start and stop process increase the cost of vehicle operation 6. Manual shutdown button is easy to damage Manual shutdown is troublesome and you forget to shut down. Turning it off every time will damage the keys. Basic Function: 1. Protect the engine After starting the car, it will automatically turn off start and stop, effectively preventing the engine from being damaged by frequent starting 2. Start the car; d to turn off automatically Start-stop function of the original car; D is automatically closed when the vehicle is started and there is no need to hand over the