What Causes the Battery to Heat Up After Adding Distilled Water?

1 Answers
DelCharlie
07/30/25 3:12am
Severe heating of the battery after adding distilled water is due to the battery self-discharging. In this case, the only solution is to replace the battery or have it repaired. Car battery maintenance tips are as follows: Turn off lights before shutting down the engine: Some older models do not support automatic power-off after the engine is turned off, so you need to manually turn off the headlights and interior reading lights before shutting down the engine. If you need to find something in the car or require lighting, you can use a mobile phone or flashlight for illumination to avoid forgetting to turn off the reading light, which would lead to battery power loss. Avoid prolonged parking: The battery installed in the car will self-discharge during long periods of inactivity. Many car owners find it difficult to start the car or even have a completely dead battery after returning from a business trip or vacation. Therefore, it is best to drive the car at least once a week, with a journey of preferably more than 20 minutes, to facilitate charging the battery while driving. Close windows before shutting down the engine: The switches for car windows and sunroofs are powered by the battery, so it is best to close all windows before shutting down the engine rather than after. Avoid using the long-press lock button method to close the windows after leaving the car.
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