Battery Light Glowing Brightly? Uncover Electrical System Secrets

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 ... It seems like the only possible sources of this problem are: loose belt (I don't think so), bad ground (seems ok, but maybe not), bad alternator ... The alternator turns on the battery light but If I were you I would replace the light first. Or you can test the light by grounding the brown/ ... ... car -and stays on-, but otherwise the car is running and driving fine. The OBC Voltage (Test 9) shows: 12.3 v with engine off , and 11.6 v ... but everything runs fine electrically when running...as in lights ... hi all , wife went to open car today and noticed the battery light ... It's the alternator. Just take it in to any auto parts store & they'll check it to be sure. Battery light coming on is indicative of a failing ... Could the cable from the light to the alternator be down to earth (unlikely in a fibreglass car but you never know)? ... running - light comes on 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 ... If the battery light is on you could have low charging system voltage from your alternator not charging enough voltage , when voltage gets low it can affect ... Even if the car seems to run fine, this light indicates that something needs attention. Ignoring it can lead to bigger problems, such as a dead ...