Q Could you explain how an alternator works and how it should be tested? I’ve had problems with my ’88 Mustang’s battery going down. I replaced the battery, but that didn’t help. The problem seems ...

The alternator is responsible for charging the car battery and powering all the car's onboard network consumers. If it fails or is unstable, the battery will either not be charged or start discharging ...

In this video, we explore the voltage output of an alternator when driven by a waterjet. It’s an engaging science experiment that showcases the interaction between water pressure and electrical ...

Your alternator is arguably one of the most important parts of your engine. Usually found attached to the front of the block, it’s responsible for keeping your battery charged as you drive down the ...

Your alternator is the heartbeat of your car’s electrical system, keeping the battery charged and electronics running. When it fails, symptoms can start subtle—like dim lights or slow windows—before ...

We earn commissions from purchases you make using links in our articles. Learn more. The alternator is a device that keeps your car’s electrical system running once the engine is on. It’s essentially ...

A common problem exists when driving automotive alternators via motors. In the process of attempting to regulate the charging voltage of a low battery, the alternator shaft torque usually exceeds the ...