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Why Does an Electric Vehicle Battery Lose Charge by Itself?

A battery that loses charge too fast usually suffers from storage while discharged, high-current discharge, chronic under-charging, or the lack of a periodic deep discharge and recharge.

Do You Know When to Charge an Electric Vehicle Battery?

Simple rules for charging an electric vehicle battery: charge at about half of the rated range under heavy use, weekly if rarely ridden, monthly in storage, and never beyond 8 hours.

Your Battery Does Not Last? You May Be Using It Wrong!

Whether an electric vehicle runs far depends on battery care. Four tips: protect the charger, avoid overcharging, keep the charger ventilated while charging, and prevent deep discharge.

What to Watch for When Riding an Electric Vehicle in the Rain

Rain and floodwater harm electric vehicle parts. Check brakes, lights, and tires before riding, drive slowly, avoid deep water, cover the vehicle when parking, and dry it after the rain.

Why Do Electric Vehicle Batteries Swell? Ten Causes

Battery swelling is a common fault that directly shortens an electric vehicle battery’s life. Ten causes are listed, from overcharging and bad chargers to fast-charge stations and heat.

Cheap or Refurbished Batteries? Eight Checks Before You Buy

As lead prices climb, shady sellers push refurbished batteries cheaply. Eight checks help you spot them: sealing tape, printing, terminals, cover seams, and unrealistic price gaps.

Two Major Failure Causes of an Electric Vehicle Controller

The controller is the brain of an electric vehicle. Its two typical failures are motor phase loss from damaged Hall sensors or phase circuits, and shorts caused by vibration-loosened solder joints.

The Complete Guide to Electric Vehicle Battery Care

A battery usually lasts 2-3 years, but careless use halves that. Six care rules: choose a good charger, never overcharge, limit fast charging, charge weekly in storage, ride evenly, avoid empty.