Battery Light Buzzing? Conquer Electrical System Quirks

the car runs fine but the light stays on please help? ... mine does the same thing... along with the oil light.. ... check the battery voltage with ... ... 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 ... 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 ... A defective battery, a defective alternator, defective wiring, something loose (like a nut holding a couple of wires to a terminal), etc. 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 ... Faulty Battery: If your battery is old or damaged, it may not hold a charge well, causing the battery light to come on. · Charging Problems: Sometimes, the issue ... This will trigger the battery light but show 14-14.7v at the battery terminals. A normal modern alternator like yours is externally regulated ... In my experience a lit battery light on a running car is usually alternator related. ... but the battery light is not on once it is running. 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 ... Tangent but perhaps related: In one of the not-a-Honda cars I casually chased a similar issue for a while. ... The problem turned out to be ...