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Engine operating temperature lamp (blue)

Blue solid engine silhouette next to an outline thermometer. Colour (blue) stated in the manual's text. · also called “blue engine light”, “engine cold light”, “engine warm-up light”

What it means on mercedes-benz

Engine not yet at operating temperature

Vehicles with gasoline engines: after a cold start, the blue engine operating temperature warning lamp is on. Engine output and engine torque are reduced; take this into consideration in your driving style.

Source · Manufacturer manual Operator's Manual GLC SUV MY2025, Canada, English · checked

Where it appears

Questions about the Engine operating temperature lamp (blue) symbol

What does the Engine operating temperature lamp (blue) symbol mean on Mercedes-Benz cars?
Vehicles with gasoline engines: after a cold start, the blue engine operating temperature warning lamp is on. Engine output and engine torque are reduced; take this into consideration in your driving style.
What does the Engine operating temperature lamp (blue) symbol look like?
Blue solid engine silhouette next to an outline thermometer. Colour (blue) stated in the manual's text. It is also called “blue engine light”, “engine cold light” and “engine warm-up light”.

Checked against the source · · How we verify