Battery Light Glowing Uncover the Truth Behind a Running Car

edit: and a battery doesn't "charge straight up" when the car starts, the alt just starts supplying the 14.4 volts a car runs on and the battery ... If you are saying that the battery light was on when the engine wasn't running that is normal. The alternator can't charge the battery when the ... This will trigger the battery light but show 14-14.7v at the battery terminals. A normal modern alternator like yours is externally regulated ... If it is the voltage regulator (the known fail point) you should see the car chugging pulling up to lights, things dimming under load, or ... Don't unplug the battery while the car is running. Almost positive you'll need a new alternator. Keep driving it and you'll know for sure: The ... This is why if you have a weak battery and someone does an alternator test while the vehicle is running, the vehicle will stall out, it drops ... 24.05.2024 - The dashboard battery light is not just a casual warning; it's a very important indicator of underlying problems within your ... But, to ensure a safe charging voltage, the alternator's power must first go through the voltage regulator. If these critical elements fail or ... Your issue could be the alternator itself or the voltage regulator (a module within the alternator, which generates the signal to the DRL and A/ ... If the charging system light remains on, it means that the vehicle is experiencing a problem with the charging system.