I know a soccer Mom or two that lets the kids play power hungry entertainment systems in the minivan when the motor isn’t running. “The alternator should be putting out enough amperage to keep the car running properly but there are times when electrical demands peak above the capability of the alternator. Things like that can put a significant strain on the electrical reserve power in the battery,” says Optima’s Cameron Douglass. ![]() ![]() Since the introduction of OBD-II and moving forward, each year another component is powered by electricity – power steering, electric water pumps, minivans with dual power sliding doors, power SUV tailgates, and side steps. “The change in vehicle electrical needs has increased as they have become much more sophisticated from an electronic standpoint. Batteries are specified to provide the proper amount of Cold Cranking Amps for the application, but it’s the need for power when the owner is not attempting to start the car that has driven advancements in battery technology over the last several years. Starting a vehicle requires a quick burst of large power – that’s where the term CCA (Cold Cranking Amps) comes from. Positive plates and negative plates are connected (but not to each other) and to the terminals atop the battery. ![]() This cutaway of a REDTOP battery shows how each cell is organized within the battery’s case.
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