Is Car Coolant the Same as Antifreeze?
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Coolant is not the same as antifreeze. Coolant is essentially water mixed with antifreeze. In simpler terms, coolant refers to any liquid that can lower the engine's temperature, which can be either water or antifreeze. Method for Replacing Antifreeze: Before completely replacing the antifreeze, conduct a thorough inspection to check for any signs of leakage or cracks in the pipes, with particular attention to the five-way hose. The five-way hose gets its name from having five connecting interfaces to various parts. Antifreeze flows through the five-way hose and is then distributed to different parts of the car to perform its function. If there is any antifreeze leakage in this section, replace the hose or resecure the connection as needed. Drain the old antifreeze, then flush the liquid channels with clean water. Add clean water to the antifreeze reservoir and continue filling the reservoir until clean water flows continuously through the engine cooling system. Start the engine and let it idle for 3 to 5 minutes to circulate the water. Initially, the water flowing out of the reservoir may have a faint pink tint. Keep adding clean water until the outflowing water is clear. Remember to remove the heater hose and drain all water from the heater core. After draining for about an hour, add the new antifreeze through the radiator hose to allow it to flow quickly into the radiator. Then, add another container of antifreeze to the antifreeze reservoir until it is nearly full. Start the engine and let it run for about 10 minutes. During this time, as some air is expelled from the cooling system, the fluid level will drop. Top up the antifreeze to the maximum mark "MAXT" on the reservoir.