Batteries are one of the most important components of an EV and they can sometimes experience problems such as reduced capacity or failure. Batteries can fail due to age, overuse, or even weather conditions. It is important to pay attention to how often an EV is being used and how much charge it has left in order to prevent battery-related issues from arising. If the battery does fail, it will need to be replaced or repaired by a qualified vehicle technician before it can be driven again.