Posted on 10/28/2021
When most people think about their BMW's electrical system, they immediately think about the battery. While it is normal to think that because the battery provides the charge to start your BMW and run its complex tech systems, the alternator keeps your battery working. The alternator is the component that charges it when your vehicle is running. Without a functional alternator, your car will only run for a short period and shut off all the time. When your engine is running, your alternator is "recycling" power to charge the battery. The alternator is locked in the engine compartment. If your alternator is not working correctly, you will see one or more of the following signs: The battery warning light has turned on the dashboard Dead battery The battery can't hold a charge and shuts off mid-drive Dim lights Malfunctioning electrical components such as power windows, power seating, radio, etc. Odd sounds coming from under the hood Any of the sym ... read more