バッテリー診断テスターによるエンジン始動性能の点検イメージ写真
Battery Revive

At what percentage of CCA should a battery be replaced? Inspection steps when starting is weak even if the voltage is normal.

If the engine is weak to start even when the battery voltage is normal, you need to check the CCA measurement conditions, terminals, and state of charge. This guide explains the steps for determini...
エンジンルーム内の自動車用鉛バッテリー
バッテリー

What is battery replenisher? Differences from purified water and what you can and cannot use

Automotive lead-acid battery replenishing fluid is essentially purified water. This guide outlines why you should not add dilute sulfuric acid or tap water, how to check the fluid level, and the di...
車のエンジンルームに搭載された鉛バッテリー
Battery Revive

7 Signs of a Weak Car Battery | What to Check Before Replacing

Here, we outline the seven common symptoms of a weak car battery, as well as the voltage, starting performance, fluid levels, and terminal conditions you should check before replacement.
自動車のバッテリー周辺の配線と電装部品
サルフェーション

What is Battery Sulfation? An Easy-to-Understand Guide to Causes, Symptoms, and Prevention

Sulfation is a condition where lead sulfate produced during discharge crystallizes, making it difficult for the battery to undergo a charging reaction. We will explain its relationship with short-d...
車のエンジンルーム内のバッテリーと整備工具。写真:JS Leng/Pexels
CCA

How long does a car battery last? Symptoms, voltage, and CCA to check before replacement

The average lifespan of a car battery is roughly 2 to 3 years. However, you cannot judge it solely by age or voltage. Here, I will break down how to assess its starting performance, voltage, CCA, f...
配線がつながれた自動車用バッテリーの写真。撮影:Wesley Tingey / Unsplash
Battery Restore PRO

For those concerned about the condition of their lead-acid battery | How to choose between Battery Revive and Restore PRO

For standard passenger vehicles, use Battery Revive 30mL; for fishing boats, heavy machinery, agricultural equipment, large vehicles, industrial facilities, or fleet management, use Battery Restore...