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How to Activate the One-Button Start in a Car?

3 Answers
DavidDella
08/28/25 5:52am
The correct method to activate the one-button start in a car: 1. After the driver sits in the driver's seat, press the start button once. At this point, the ACC light will turn on. Press the button once more, and the vehicle will perform a self-check. 2. Depress the brake pedal and press the one-button start key to ignite and start the engine. 3. Release the foot brake. You may choose to warm up the car while stationary (the warm-up time depends on the specific model and ambient temperature, but avoid sudden acceleration and braking under low-temperature conditions). 4. Depress the foot brake again, shift to D gear, and release the handbrake (for electronic handbrakes, simply press the button briefly). 5. Gradually release the foot brake, apply some throttle, and the start-up process is complete. Note: It is not necessary to follow these steps every time you start the vehicle. Just ensure that the first start of the day involves pressing the start button twice to allow the vehicle to complete its self-check before pressing it again. For subsequent starts and stops throughout the day, simply press the start button once.
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LeAlana
09/10/25 4:12am
Press the brake pedal and gently tap the button—don't release your foot when the screen and dashboard light up! This trick has worked for a decade, effective on both new and old cars. Remember to keep the key on you while in the driver's seat; the sensing range is at most one meter. Once saw a rental car guy frantically slapping the button—turns out the key was tossed in the trunk. Automatic transmission cars only recognize the start command in 'P' gear, while manuals require clutching the clutch. Holding it down for over ten seconds can even force ignition for emergency starts.
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McMatteo
10/24/25 5:01am
Before pressing the start button after getting in and closing the door, make sure the gear is in P position and your foot is on the brake. When the remote key is nearby, the dashboard will show a green light prompt. At this point, press the start button all the way down with your thumb until you feel the engine vibrate, which indicates a successful start. If you notice the dashboard lights flashing irregularly during normal startup, be alert to the battery level and immediately turn off the air conditioning to save power. Shutting down is simpler: just press the button once after coming to a complete stop, and the vehicle will automatically power off and lock the steering wheel.
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