Will a Broken Thermostat Cause Overheating?

1 Answers
MacEmily
07/29/25 10:38am
If the thermostat is damaged and causes the coolant to continuously circulate in a small loop, it can lead to overheating. Below is relevant information about the thermostat: 1. Definition: A car thermostat is a valve that controls the flow path of the engine coolant. 2. Function: The thermostat automatically adjusts the amount of water entering the radiator based on the coolant temperature to ensure the engine operates within an appropriate temperature range, which can help save energy. 3. Impact: The thermostat must maintain good working condition; otherwise, it will severely affect the normal operation of the engine. For example, if the main valve of the thermostat opens too late or fails to open, it will cause the engine to overheat; if it opens too early, it will prolong the engine warm-up time, resulting in the engine temperature being too low.
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