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 ...

Testing your car's battery is an important part of routine maintenance. You can check the battery yourself using a voltmeter or multimeter, or have it tested professionally.

Prepare to Test the Battery Unless your vehicle won’t start or you already suspect battery issues, wait at least a few days without driving to test your car battery.

Leaving a vehicle sit for extended periods or mostly short trips can also sap your battery. One option is to purchase a battery maintainer/maintenance charger to keep the battery sufficiently charged ...