Content by Tim Green in March, 2026

So what you are saying is that 12.27v with the car "off" is not really low enough to trigger the "Battery too low" alarm signal. I would say it is right on the margin. 12v should trigger it, because a normal battery should sit at about 13v. Maybe your newer battery is not too good either? You...

Tom, I remember your story about needing a new battery about a year ago. Our car is an early 2020 so is now over 6 years old. Recently I noticed the sometimes the car would not "start" but acted like I had not put my foot on the brake. Also I noticed that the 12v battery was low, showing under...