Begin by connecting pin 85 of the relay to a clean ground point on the vehicle chassis or the negative terminal of the battery. Then connect pin 86 to the ignition switch wire — this is the wire that ...

Thinking of tackling electrical repairs but don’t know where to start? With just a little knowledge–and less than $100 worth ...

A starter relay is a small but crucial component in a vehicle’s starting system. It acts as a bridge between the ignition switch and the starter motor, allowing a low current from the ignition to ...

It’s a wet November evening across Western Europe, the steel-grey clouds have obscured a rare low-latitude aurora this week, ...

If you're looking to get into automotive electrical testing, Harbor Freight has just the right kit for you to get started.

Sometimes when you’re making a PCB that you plan on programming over USB, but you only plan on plugging in a couple of times, it would be nice to make that connection without another BOM item. Over on ...

If you’d like to fix or even diagnose anything involving electricity – whether it’s the energy that surges through a car, ...

The fuel gauge sender is responsible for relaying how much gas is in the car. If you have a bad fuel gauge sender, there’s going to be trouble reading the gas level. That’s why it’s important to pay ...

Owning a car comes with a lot of responsibility. You have to check it and do the required maintenance regularly. Many people do not care about this, though, and just sell their car when these problems ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...