An alternator is a generator that produces the electricity stored in a vehicle’s 12-volt battery and powers the starter motor for the engine and the various computers, lights, power windows and locks, ...

Modern automotive alternators have a voltage regulator built into them. Typical car alternators generate the field using a DC current through slip rings. The field current is much smaller than the ...

Your car’s alternator is the component responsible for charging the battery, which also acts as the source of electricity while the engine is running. If this vital system stops working, the car’s ...