Ever wondered what happens to your Ioniq 5's 12V battery when it's left unplugged? I monitored mine over a week and ...

Traditional cars use a 12-volt battery—usually a chunky lead-acid unit—to start the vehicle and power the electronics ... t confirm whether 12-volt problems are more common with EVs, it ...

Motoring writer Gareth Butterfield points out the problems that can be fixed in cars just by charging or changing the 12v battery ... to feed power back into the depleted cells of the battery ...