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 ...

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 ...

A while ago, I came across the BT-168 Battery Tester. It seems to be cheap and widely available. Because I wanted to see what’s inside, I decided to order one from an online seller, and managed to get ...

Ottawa, Oct. 07, 2025 (GLOBE NEWSWIRE) -- The global automotive battery tester market reached approximately USD 1.05 billion in 2025, with projections suggesting it will climb to USD 1.67 billion in ...

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Figuring out what’s wrong with your car is the first step to getting ...

️ 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 ...

Parasitic drains can be extremely annoying, but they're not impossible to identify. Here are some ways to find a parasitic drain in your car.

Every drive begins with a 12-volt battery starting the car, even in electric vehicles. Without that essential spark, the trip can’t even start. AAA reports that battery-related roadside service calls ...

A dead car battery can leave you stranded, which can be inconvenient at best or downright dangerous at worst. In many cases, you can jump-start the vehicle, but that’s not always possible. Reviving a ...

Have you ever wondered how a car engine starts? Or how the air conditioner turns on when the car is switched off? The answer to these questions is simple: the battery plays an essential part in the ...