How to Read the Water Temperature Gauge in a Car?

1 Answers
VivienneLynn
07/30/25 2:41am
The method to read the water temperature gauge in a car is to observe the position of the gauge's needle. The water temperature gauge uses 'C' to 'H' to indicate the water temperature, where 'C' represents 60 degrees and 'H' represents 110 degrees. The normal temperature range is between 80 and 100 degrees. When the engine's water temperature rises into the high-temperature zone, the water temperature gauge will light up. In this case, you should stop the car and let it idle for 5 minutes before turning off the engine. Wait until the water temperature indicator returns to the normal state before restarting the car to continue driving. Reasons for high engine water temperature: 1. Insufficient coolant – a lack of coolant leading to high water temperature is quite common; 2. Problems with the cooling fan – issues with the engine's cooling fan can also cause the engine water temperature to rise; 3. Issues with the circulation water pump – if the water pump malfunctions, the water circulation on the engine's heat conduction side cannot proceed normally, resulting in high water temperature. It is important to detect and resolve these issues early to avoid more significant failures.
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