What is voltage drop?
Think of electricity flowing through a wire like water flowing through a hose. Voltage is like the water pressure pushing the water along. When the … Read more
Tool Reviews
How to test fuse in car
Fuses are like the safety valves of your car’s electrical system. If a circuit gets overloaded (maybe a wire shorts out), the little wire inside … Read more
How to use automotive test light for beginners
For quick checks, a test light is your new best friend. It’s simpler than a multimeter for basic checks and can be super fast! Think … Read more
Best automotive wiring diagram software for DIY mechanics
Wiring diagrams are a must-have to solve electrical issues, but where do you get them on budget, since we DIY mechanics are not able to … Read more
What is oscilloscope? Intro for DIY mechanics
If you follow this website, you’ve learned a bit about diagnosing cars with tools like OBD2 scanners. Now, let’s look at another powerful tool that … Read more
Best oscilloscope for DIY mechanics
An oscilloscope is a must-have tool for actually diagnosing car issues, before making decision to replace a faulty part. You might have this associated with … Read more
Best smoke machines for car diagnostics
Today, let’s talk about another really helpful tool for finding those annoying leaks that can cause all sorts of issues: the smoke machine! Quick recommendations … Read more
FNIRSI 2C23T Multimeter/Osiloscope/Signal generator | Owner’s review
This is currently my favorite tool for electrical testing as a DIY mechanic. It can act like a multimeter, oscilloscope, and even signal generator (that … Read more
Kingbolen EDIAG Elite | Owner’s Review
Kingbolen ediag elite is one of the few bi-directional smartphone scanners that comes without any subscription and even is regularly updated for you which is … Read more
XTool D7 OBD2 scan tool | Owner’s Review
I was surprised with the newest 2025 D7 version as now it comes with ECU coding. And that was the only thing that was missing … Read more
