Can You Drive With A Bad Battery. Once a battery reaches the end of its life it will no longer charge. Sure you can.
The battery powers essential parts of your car so it is a must have piece of equipment. When the cars alternator or its charge controller goes bad the cars battery is not being charged or it is being insufficiently charged. If its one of those two placing the blame can be relatively simple.
So it will operate on the gas engine continuously.
However you will lose the mileage and environmental benefits of driving a hybrid. The engine management system will detect that the drive batteries are dead. However when a battery is in this condition it is only a matter of weeks or months before the next condition occurs. There is a way you could save it and that is by using a trickle charger.
