How often should water be added to the Volkswagen Lavida's radiator?

[OCecilia]

For the Volkswagen Lavida, water should be added to the radiator every two years or every 30,000 to 40,000 kilometers driven. The steps for adding water to the radiator are: 1. Turn the pressure cap counterclockwise to open it; 2. Fill the coolant to the marked line; 3. Tighten the pressure cap completely into place. The function of the car radiator is to absorb heat from the cylinder block and prevent engine overheating and malfunctions. Taking the 2021 Volkswagen Lavida as an example, its body structure is a 4-door, 5-seater sedan, with body dimensions of: length 4670mm, width 1806mm, height 1474mm, a wheelbase of 2688mm, and a minimum ground clearance of 190mm.