How To Know If Your Battery Is Bad. An alternator meanwhile is designed to last the. If the voltage drops down fast within around 30 seconds or goes down to 0 V then be sure the battery is going bad.
Crack or rupture of the plastic. This means its important to distinguish between a weak battery and a bad alternator. Have a good look and inspect some things-.
This means its important to distinguish between a weak battery and a bad alternator.
This is usually one of two things. Or maybe when you try using a remote key to unlock the car and it wont unlock. Up to 4 cash back 2. These are the clear signs of having a bad battery.
