Battery warning light
A warning light for the vehicle's battery charging system.
Dashboard symbols vary by manufacturer. The vehicle's owner's manual or a qualified mechanic can say what a light means for a particular vehicle.
How to read it
The battery outline is the ISO 2575 symbol for battery charging condition. It is usually shown in red, the colour the standard uses for warning lights rather than information lights.
Also searched as: alternator light, charging system light.
Sources
- Road vehicles — Symbols for controls, indicators and tell-tales, ISO 2575, ISO
Last reviewed September 23, 2026.