Sep 6, 2016 · The battery light is driven by the regulator inside the alternator. If the regulator detects a problem, it will ground an output, causing the battery light to illuminate. If the light is …

Sep 29, 2021 · I have a 2005 Toyota Matrix that had the same dimming after I had replaced both the alternator and battery. May car felt it was going to stall and I still had ptsd from it stalling …

Apr 25, 2014 · A weak battery or working charging circuit won't turn on the battery light. Since you pretty much ruled out the alternator I would make sure to check your fuses. IIRC there are 2 …

Nov 22, 2012 · Why is the battery light so dim? Took it to autozone, battery is 100% charged, and the alternator is good. Possible overcharge? Deteriorating battery? Is the alternator an …

I noticed that the battery light was very dimly lit and would just stay that way regardless of rpm’s? I got out the Fluke 88 and checked the alternator output and it read 14.2-14.4 VDC consistently.

One of the few common issues Toyota owners face is the dreaded battery light turning on. Fortunately, in most cases, this is a simple fix. In this article, I will walk you through the most …

Aug 26, 2024 · After the replacement, I performed an idle relearn procedure. However, the battery light is still on but its dimmer than before, especially noticeable at night. Additionally, …

Dec 9, 2024 · When the light comes on, it means your alternator, the component responsible for charging the battery while the engine is running, is not functioning properly. This can lead to a …

Dec 19, 2019 · It's common that people are recommended to change battery when they replace the alternator, though that's not strictly necessary always. There is something wrong, the lamp …

Nov 19, 2024 · If the alternator is charging at 14.1v and battery voltage isn’t higher that means the voltage regulator is not sending out current to battery. Check your battery cables for signs of …