Why Is My Check Engine Light Flashing?

A flashing Check Engine light means that your vehicle’s PCM detects misfires that exceed an acceptable number. But how serious is it? Keep reading to learn how a Check Engine light works and what role the Misfire Monitor plays in determining which cylinder is misfiring.   The First “Check Engine” … Read more

9 Best OBD2 Scanners for DIY Troubleshooting

best OBD2 scan tool

Automotive OBD2 scanners and car code readers are the easiest and least expensive ways to find out why your engine light is on and get it to turn off. I’ve used dozens of scan tools over the years. There are good ones, and there are bad ones. But one thing … Read more