Will the Car Charge If It's Started but Not Driven?

1 Answers
SanPaige
07/29/25 12:50pm
When the car is started but not driven, it can charge the battery while idling, but the generator's slow rotation results in limited power output. After the car engine starts, the generator connected via the belt begins operating, supplying power to the entire vehicle, including charging the battery. During this time, high-power electrical devices such as lights, air conditioning, and audio systems should be turned off. Idling for charging is slow, consumes fuel, and prolonged idling can lead to carbon buildup in the engine, affecting the car's startup. If possible, it's better to use a charger or drive the car for some time to speed up the battery charging process.
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