How long is the battery life of a car?

The normal service life of automobile batteries can be about three years. With the extension of service time, the service performance of automobile batteries will also decline. In the process of daily use, it is necessary to check and maintain the automobile battery to avoid the phenomenon of no power when using the automobile battery. Forgot to turn off the lights when getting off or getting on: 1. Many drivers will ignore it when driving, which is also the main reason for the power loss of vehicles in daily driving. After turning off the engine, if there are no headlights, there will be an audible prompt. Some vehicles will automatically turn off the headlights within half a minute after turning off the engine, which can reduce the damage to the battery caused by forgetting to turn off the headlights, and can also turn off the reading lights or other electrical equipment in the car in time. 2. Don't turn off the air switch before turning off the engine: turning off the air switch before turning off the engine is a problem that many car owners easily ignore. If you don't turn off the /[k0/] switch in time, the space-time switch will start the next time the car starts. If it is used for a long time, it will also affect the service life of the battery, so leave it on/.