Tags
#긴급정비, #전기차, #내연기관, #하이브리드, #LPG, #디젤, #CNG
2014년 뉴 레인지로버 스포츠, U0447-00 게이트웨이 A 고장진단 정비후 느낀점 Details 2014년 뉴 레인지로버 스포츠, U0447-00 게이트웨이 A 고장진단 정비후 느낀점
[Common, Emergency cases]
Low battery warning light
(ALL)
Edit Date: Aug. 23, 2022, 5:28 p.m.
Simply, this is warning you that the vehicle is using battery for electricity because of malfunctioning alternator. And in the next 10 to 60 minutes or so, the car will stall. So, immediately find the safe spot for parking and call your tow service.
The car will stall and that could cause car fatal accident.
Modern vehicles use many electronic modules that require steady supply of electricity. The typical voltage used in the vehicle is 12DC voltage. When the the car is running, the alternator produces AC, which is converted into DC by the rectifier. Also, steady supply of voltage is regulated by the regulator.
What are the causes of such low batter warning lights. There are a number of reasons and the most common causes are as below
- Failing alternator
- Bad battery
- Loose or bad battery connector
- Battery terminal corrosion
- Ground and wire problems
References
1. https://auto.howstuffworks.com/question324.htm
2. https://cartreatments.com/causes-of-car-battery-light-on-while-driving/
3. https://www.cars.com/articles/why-is-the-battery-light-on-1420663031640/
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