How Often Should You Add Water to a New Car?

1 Answers
NadiaLynn
07/30/25 12:52am
Generally, new cars require water (antifreeze) replacement every two years or every 30,000-40,000 kilometers driven. For vehicles with high usage frequency, replacement should be done earlier depending on the situation. The coolant in the radiator is mainly replaced, with top-ups being rare, as the coolant level does not significantly decrease during its warranty period unless unexpected issues occur. After the warranty period, it is essential to replace the coolant in the radiator promptly. If the coolant level drops below the minimum mark during the warranty period, it is also necessary to add coolant immediately. Choosing Antifreeze: Select antifreeze based on the vehicle's origin. Generally, antifreeze for domestic vehicles and imported vehicles cannot be mixed. Therefore, when purchasing, choose the appropriate antifreeze according to your vehicle's origin. This is because the rust inhibitors, defoamers, and dyes in imported vehicles differ chemically from those in domestic antifreeze. Mixing them can cause chemical reactions, leading to scaling, corrosion, and other adverse effects. Checking Antifreeze: Before completely replacing the antifreeze, conduct a thorough inspection to check for any signs of leaks or cracks in the pipes. Pay special attention to the five-way water pipe, named for its five connecting interfaces to various parts. Antifreeze flows through the five-way pipe and is distributed to different parts of the car to function. If there are signs of antifreeze leakage in this section, replace the water pipe or re-secure the interface as needed.
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