1, check the battery positive and negative electrodes are loose, the general battery positive and negative interface will have a buckle, check whether loose or rust.
2, if there is rust, it is recommended to remove it with a small public, and then try to play a fire.
3, there are many reasons for power loss, such as forgetting to turn off the headlights when parking, forgetting to turn off the reading light, using the electronic equipment in the car for a long time after turning off the engine, driving mileage time is too short, resulting in insufficient battery charging.
4, first of all, you need to find a rescue car, and connect the battery lines of the two cars.
5, the specific connection method: the red line represents the positive terminal, the black line represents the negative terminal, and then directly connect the two cars on the corresponding positive and negative terminals.
6, after the connection is good, the rescue car starts a fire, charges the rescue car for a few minutes, and then goes to the rescue car electric fire to try.
7, after the connection is good, the rescue car starts a fire, charges the rescue car for a few minutes, and then goes to the rescue car electric fire to try.