This video covers the essential steps to properly test a car's alternator and diagnose common alternator issues. The guide demonstrates how to check the voltage regulator, diode rectifier, stator, and ...

A car battery is a crucial component that plays a vital role in the operation of a vehicle.Its primary function is to provide electrical energy to start the engine and power various electrical ...

When your car doesn’t start, often the battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best practice is ...

With the multimeter turned on and the test leads plugged into their holes, find a car, truck, tractor or lawn mower with a 12-volt battery.

A failing battery might seem straight forward to spot, but a failing alternator can be a little more difficult to identify without knowing its voltage output.

A car battery tester is a device that measures your battery’s state of charge and health. The simplest testers give you a quick voltage reading, letting you know whether the battery is good ...

Determining the speed of a battery charger to change voltage requires careful consideration of many factors to ensure a safe and proper measurement. Using the right tools makes ...

If you see an illuminated light for the check engine signal, vehicle stability control (VSC), or the red triangle, then your battery might need replacing.