Why does a car battery suddenly lose power when it seems fine?
1 Answers
The reasons why a car battery suddenly loses power when it seems fine are: 1. Prolonged vehicle inactivity leading to battery discharge; 2. The battery has reached its service life; 3. Engine damage; 4. Insufficient battery electrolyte or leakage; 5. Blown fuse causing battery power loss; 6. Corrosion of battery terminals. Methods to prevent car battery discharge include: 1. Minimize use of electrical equipment after turning off the engine; 2. Start vehicles left unused for extended periods at least once a week; 3. Regularly monitor the battery's charge level and condition. Car battery maintenance methods are: 1. Avoid overusing the battery; 2. Frequently clean the positive and negative terminals; 3. Regularly check vent holes on non-maintenance-free battery caps to prevent clogging; 4. Prevent excessively low battery water levels.