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 ...

Car batteries tend to die at the most inconvenient moments, so periodic testing is the best way to avoid these troubles. Knowing what causes repeated battery failures can help you stay ahead of the ...

️ Editor's note: This article was updated with new information in December 2025. Dead batteries are a predictable reality for any car that spends more time parked than driven. Battery discharge does ...

The Topdon BT200 Battery and Charging System Tester showed up at exactly the right time. I’ve gotten a couple of sporadic check engine lights from a low-voltage code with no noticeable difficulty ...

Independent workshops will expand their EV aftersales capabilities after Generational made its battery health testing ...

How well a battery withstands repeated charge-discharge cycles in high temperatures. A higher score means better reliability and voltage retention over time. How long a battery can power a car if the ...

Car batteries can lose charge when not in use thanks to what's called parasitic drain. Here's a look at why that happens and how you can avoid a dead battery.

Solid-state batteries have spent years as one of the auto industry’s most promising technologies. Now comes the less glamorous test. Stellantis and Factorial have integrated Factorial’s FEST ...