How to Install a Start Button

Here’s the best low-cost way to put a fully functional engine start button in your car! Absolutely no key needed to start your car! Just press the button and go!

You may have seen others put engine start buttons in their cars, but they still had to use a key! It’s like, “really, guys? You’re adding a step to starting your car“! You definitely don’t want to┬ábe like those idiots. You, you’re much smarter than those hook-it-straight-to-the-starter guys. You know there’s gotta be a better way… and there is!
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Make a 5V Power Supply For Arduino From a Car USB Charger

This is what I did to power the Arduino which I used in my engine start button project. It’s a simple and cheap way to power an Arduino in a car. This will requires some basic soldering skills.

Step 1

But a simple USB charger – the kind that plugs into your car’s power outlet. They usually cost ~$2-5(USD). You can probably find them at most convenience stores, or maybe a box store of your choice.

USB car charger
USB car charger – As you can see, the output of this USB charger is rated DC 5 volts and 1 ampere.

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