What are the reasons for the decrease in coolant?

2 Answers
LeAna
07/28/25 7:55pm
Reasons for the decrease in coolant: 1. The engine operating temperature is too high, causing some of the coolant to evaporate. 2. There may be cracks in the cylinder head gasket or cylinder block, allowing coolant to enter the engine and be burned. 3. There may be a leak in the cooling system, causing continuous coolant leakage. Here is some related information about coolant: The main function of coolant is to cool the engine and provide anti-rust protection, among other benefits. It is primarily composed of a mixture of water, ethylene glycol, propylene glycol, and other compounds, with specific boiling and freezing points. Particularly important is the freezing point of the coolant, which is generally around minus forty degrees Celsius.
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MacAlice
08/12/25 12:41am
I've also been wondering why the antifreeze level drops. Actually, this stuff is the lifeblood of a car's cooling system - it prevents engine overheating and freezing. The most common reason for depletion is leakage, like when the water pump seal ages or radiator connections loosen, antifreeze can drip out unnoticed. Another frequent cause is excessive engine temperature causing coolant evaporation, which happens often during prolonged city driving in traffic jams. I've also noticed that without regular checks or replacement, antifreeze's corrosive properties can accelerate pipe deterioration. If you spot colored liquid on the ground or the dashboard warning light comes on, get to a repair shop immediately. Don't ignore this seemingly minor issue - summer engine seizures or winter radiator bursts could cost you a fortune in repairs. I've developed the habit of checking coolant levels monthly - it's cost-effective, ensures safety, and gives me peace of mind while driving.
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