Battery Warning Light Shining? Empower Yourself with Electrical Knowledge

It can be due to the circuitry of the alternator. Or it can be due to a mismatch. Warning light circuit is looking for a certain resistance but ... Troubleshooting Tips for Battery Light On But Car Runs Fine ; Battery Light On, Loose or Corroded Battery Connections, Check battery connections ... Normal because the charging system detects via sensor that the battery is fully charged, and there is light load on the alternator.. so it sets ... One of the things that can cause the battery light to come on is a bad voltage regulator in the alternator. As stated, I believe that it's charging the battery ... But having the voltage gauge installed really is key to being able to drive in a car like this without worrying each time it comes on. Usually, ... If the voltage drops it may mean that the supplied battery power is too low when the car needs more power. This may be due to poor wires not ... If the light comes off and I shut the car off and restart without actually going anywhere, the light will usually go away. I can't find any ... 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 the charging system light remains on, it means that the vehicle is experiencing a problem with the charging system. 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 ...