What Causes the Volkswagen's Water Temperature Gauge to Keep Flashing?

1 Answers
OJameson
07/25/25 1:11am
The reasons why the Volkswagen's water temperature gauge keeps flashing include: 1. The engine lacks antifreeze; 2. The cooling system's sensor is malfunctioning; 3. The vehicle's radiator cooling system is faulty; 4. The water temperature sensor is malfunctioning. A flashing water temperature gauge must be repaired promptly; otherwise, it can lead to engine overheating, causing the vehicle to become inoperable. Note that the antifreeze needs to be replaced every 20,000 to 40,000 kilometers. When replacing the antifreeze, ensure that the original antifreeze is completely removed before adding new antifreeze to avoid chemical reactions inside the engine due to incompatible antifreeze types, which could lead to engine malfunctions.
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