What Causes the Engine Temperature Not to Rise?

1 Answers
VonMax
07/30/25 3:28am
Engine temperature not rising reasons: Thermostat failure: The performance of the car's cooling system is related to the engine water temperature, including the radiator, cooling fan, water pump, thermostat, water jackets, and hoses; Water temperature sensor failure: If the engine water temperature does not rise, it could also be due to a water temperature sensor failure (the water temperature sensor signal to the dashboard is interrupted), causing the water temperature gauge needle to malfunction and creating the illusion that the water temperature is not rising. The solution to the car's water temperature not rising is to check the coolant level and also to check for any oil leaks. If there are no oil leaks, simply adding coolant will suffice.
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