Lithium Motorcycle Battery Dead

So yes a dead battery pack may be jump started by simply applying a charging voltage until the cells regain an appropriate voltage allowing the battery management system to reconnect for discharge.

Lithium motorcycle battery dead. A lithium iron motorcycle battery is very light and is supposed to hold a charge for a very long time but if you re lithium iron motorcycle battery goes dead you can use a car battery charger set. It may not recover and or lose it s rated ah capacity. Bms shuts down the battery if an overcharge is detected to prevent overheating and the potential to catch fire. A healthy motorcycle charging system puts out about 14 volts at 2 000 rpm and a lithium battery needs between 13 and 14 volts to charge.

Lifepo4 is all but dead at 9 5v. Lithium ion cells don t like to be discharged below their over discharge voltage usually between 2 5 and 2 75 volts at the most. Step two give the battery a full charge discharge plug the battery into your lithium ion charger and give it a full charge. Most of the time these batteries will be dead and i mean dead.

What hurts batteries of all types is staying dead for very long. If your lifepo4 battery has stayed at low voltage for very long. But it s not recommended to drop below 12 85 20 for max life. However many li ion battery systems on the market are made from large prismatic cells connected to an external management system.

Remember usb is only 5v so your dead li ion battery needs to be rated under that. This should take around 3 hours depending on what type of li ion battery you are reconditioning.