subject: Is Premarriage Counseling What You Need? [print this page] Battery is unstable.Reason: Abnormal Changes in the electrolyte will affect the battery performance and reliability. Maintenance: In summer driving, the battery will appeared the overcharging phenomenon and rapid evaporation of electrolyte, plate damaged. Therefore, we should always add the distilled water to the battery; and try your best to avoid the battery is completely discharged, and note whether the electrolyte is freezing or not. Wipers do not work well. If the wipers are damaged, they will not function well. At the same time you should also check the liquid level of the difference tank. If the liquid is enough, you may unscrew the battery lid and pour in the distilled water for filling the surface. Maintenance method: first, car owners should get rid of the habit of use wipers in dry condition. The best way is to use wipers with some water. It is good for protecting the wipers.> Second, if wipers cause hoarse sond and the wipers are in good quality, you had better go to the 4s shop to adjust the angle of the wipers. Finally, if the vehicles are not used for a long time, the owners can find some small things, such as the foam or wooden articles, pad it under the wiper to separate the wipe blade from windshield, so you can extend the life of wiper.