Where is the coolant located in the Mercedes-Benz E300?

1 Answers
DeMaddox
07/29/25 6:31pm
The coolant reservoir of the Mercedes-Benz E300 is located on the right side of the engine. Functions of coolant: It provides anti-corrosion protection for cooling system components, prevents scale formation to avoid reducing the radiator's cooling efficiency, and ensures the engine operates within the normal temperature range. Coolant replacement interval: The coolant should be replaced approximately every 2 years or 40,000 kilometers. Some luxury cars may have extended intervals, with coolant replacement cycles reaching up to 10 years or 200,000 kilometers. For vehicles in continuous operation, such as taxis, an annual replacement is sufficient. However, in practical usage, delaying or advancing the replacement by a year or two, or driving an additional tens of thousands of kilometers before replacement, generally does not cause significant issues.
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