How to Say "warning light" in Spanish
The Spanish word for “warning light” is “testigo” — B1 level. This is a very common word in everyday Spanish.
English → SpanishB1
nounB1
car dashboard

Examples
Se me encendió el testigo de la batería mientras conducía.
The battery warning light came on while I was driving.
El manual explica qué significa cada testigo del panel de control.
The manual explains what each indicator light on the control panel means.
Technical Usage
In technical fields like mechanics, 'testigo' is often used as a shortened way to refer to the small light that 'sees' and signals a problem or status.
Related Translations
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