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What is the normal temperature range for a car's coolant gauge?

1 Answers

MorganMarie

07/30/25 12:59am

Car coolant temperature around 90 degrees Celsius is normal, while being too high or too low, or rapidly increasing or decreasing indicates potential issues. Below is an extended explanation: 1. Causes of overheating: Coolant leakage or malfunctioning radiator fan. Heat generated during high-speed operation cannot be effectively transferred to the antifreeze, affecting heat dissipation. The car engine requires a specific operating temperature for normal functioning - neither too high nor too low is beneficial for engine operation and performance. Additionally, conventional air cooling cannot sufficiently handle the heat generated by engine operation, which is why water cooling systems are widely adopted in automotive engines. 2. Function of the cooling system: The cooling system maintains the engine within the most favorable temperature range to enhance engine power while reducing wear and fuel consumption.

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