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Practical Arduino: Cool Projects for Open Source Hardware by Jonathan Oxer, Hugh Blemings

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Chapter 15. Vehicle Telemetry Platform

Have you ever wondered what really goes on under the hood of your car? Do you wish you could peek inside the engine-management system and read values from it? Are you annoyed that your dashboard displays a cryptic "check engine" light but gives absolutely no explanation what the problem might be?

You don't need a $10,000 specialist diagnostic console or even a laptop computer to get access to useful data from your car. This project shows you how to connect an Arduino to the engine-management system in your car and log data to a CSV file on a USB memory stick in real time as you drive around. By reading and storing vehicle data and combining it with GPS values, you can create your very own "black box" flight ...

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