Engine coolant temperature gauge
Analog coolant temperature gauge
Fig. 13 Engine coolant temperature gauge in the analog instrument cluster.
Cold range. The engine is not at operating temperature yet. Avoid high engine RPMs and heavy engine load when the engine is not at operating temperature.
Normal range.
Warning range. The needle may move into the warning range when engine load is heavy, especially when outside temperatures are high.
Troubleshooting
Engine coolant
The red 
warning light is blinking.
The engine coolant level is incorrect or the engine coolant system is malfunctioning.
Do not continue driving!
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Stop the vehicle, stop the engine, and let it cool down.
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Check the engine coolant level ⇒ Checking and filling engine coolant.
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If the warning light does not turn off even if the coolant level is correct, seek assistance from qualified professionals. Volkswagen recommends contacting an authorized Volkswagen dealer or authorized Volkswagen Service Facility.
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