So, you’re having problems with the signal from your sensor. Maybe it only works occasionally, maybe there’s too much noise to establish a strong connection, or maybe you just don’t know what is wrong. One easy way to figure out what’s wrong is using a multimeter to test your sensor. Don’t worry, we will walk you through how to use a multimeter to troubleshoot your sensor and get it working properly in no time!
But wait - what is a multimeter and how does it work? Let’s take a quick look. After all, we’ve got a sensor to troubleshoot.