Tips Sahabat

Signs of a Car Battery Leak

09 April 2025
Air Aki Bocor

Battery water in cars is one of the electrical components that requires extra attention and maintenance. If neglected, it can lead to undesirable situations, such as unexpected battery water leaks.

Why can this happen? Of course, you need to recognize the signs of battery water leaks in your car to prevent damage to other components. So how do you deal with it? Check out the explanation below!

Signs of Battery Water Leaks

The lifespan of a car battery is quite long, so car owners tend to forget when it's time to replace the battery. If you forget to replace the battery, there will certainly be undesirable outcomes, one of which is battery water leakage.

To recognize battery water leaks, you must first know the signs so that the leakage does not damage other components in your car. Here are the signs of battery water leaks:

Battery height limit drops quickly

In the case of wet batteries, battery water leakage can be identified by the height limit of the battery water. If used ideally, the height of the battery water does not quickly drop to the lower limit line.

However, if you just filled it and shortly after it drops, there may be a leak. Generally, battery water leaks occur at the battery terminals, especially for dry batteries.

White powder visible around the battery and battery cables

The construction of the dry battery case is sealed, but the terminals can crack. This means there is a gap formed from the crack, allowing battery water to evaporate when hot or during operation.

This evaporation can be seen from the white powder around the battery terminals and battery cables. The electrolyte liquid that evaporates through the terminal crack dries up and forms white powder.

In wet batteries, leaks can also occur at the battery water filling cap. If the cap is not tightly sealed during installation or the rubber seal has become brittle, there can be water leakage and evaporation.

Car hard to start

A clear sign of battery water leakage is when your car starts to have difficulty starting, requiring multiple attempts to turn it on.

This happens because the battery power is too high or too low. If your car is in this condition, you should check the condition of your car battery immediately.

Honk sound is not as clear as usual

Another sign is that the honk sound starts to be less clear, usually due to leaking battery water or other issues. This sign usually coincides with the car lights becoming dimmer.

Battery voltage less than 10 volts

If you have experienced the signs above, you can try measuring the battery voltage with a tester. If the battery voltage is at 10 volts or even less, you need to check or even replace it if it is no longer usable.

If you experience this, it is important for you to conduct further checks to determine the cause of the battery water leak in your car. If there is a component causing the leak in the battery, you should service your car at the nearest official Daihatsu dealer in your city.

Read Also: The Dangers of Refilling Car Battery Water with Acid Water

Make sure to use the service booking service first to avoid long queues when servicing your car. Get the service booking form online through the official Daihatsu website. Let's take care of your car by performing regular service at a Daihatsu workshop!

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