For Mazda Protect Engine Battery i-stop off Switch OBD Automatic Start Stop Closer For CX-3 2018-2022 For CX-4 2016-2022 For CX-5 2013-2022 For CX-8 2019-2022 For Axela 2014-2019 For Atenza 2014-2022 Packing:1*start stop button PLUG AND PLAY/MORE FUNCTION ORIGINAL CAR AGREEMENT AND OBD INTERFACE I-STOP FUNCTION TURN OFF BY DEFAULT Each time when the engine is started, the i-Stop is turned off. if you want turn on, please press the I-STOP button. FLASHING LIGHT WHEN CAR DOOR OPENING When any door of car opening, the light flashing, warning the car/people behind. It can be turned off when you open and close the driver"'"s door 5 times in 15 seconds. FLASHING LIGHT WHEN REVERSING&lt;MANUAL CAR NOT SUPPORTED< When reversing, the light flashing, warning the car/people behind. It can be turned off when you put N gear to R gear 5 times in 15 seconds. FLASHING LIGHT WHEN EMERGENCY BRAKING STOP When driving speed over 60 Km/ then brake and stop in 1.5 second, the turn Signal lights flashing,waring the car/people behind.It can be turned off when you open and close the front passenger door 5 times in 15 seconds. Use tutorial: 1. After turning off the flame, find the OBD interface of the car and insert this product 2. After 5 seconds of starting the vehicle, you hear the &quot;DIDI"i-stop on the dashboard light up, and the start-stop function will be automatically turned off, effectively improving the life of the battery and spark plug 3.To restore the original state of the car, just unplug the product Installation location: In the off state, plug into the OBD interface of the original car (above the left pedal of the main driver), and start the engine after ignition.