Yellow triangle with black lightning sign. Warning signal about a danger and hazard of high voltage. No entry in the generator area Stock Photo - Alamy (2024)

FAQs

What does a yellow sign with a lightning bolt mean? ›

Warning and danger sign.

As with all “warning signs”, this symbol is standardized in ISO 7010 inside a black- banded yellow triangle. Its intended message is “Warning; electricity” and it is used to warn people about the risk of coming into contact with electricity (e.g. electric shock, electrocution hazard, hazardous voltage).

More information: Yellow triangle with black lightning sign. Warning signal about a danger and hazard of high voltage.

The lightning bolt on the dash means that there is a problem with the electronic throttle control system in your vehicle. Get a code reader and scan the engine for any logged codes. The light may be on for a glitch and the electronic throttle control system needs to be reset.

The symbol you are describing, with a lightning bolt enclosed within a circle on the cellphone battery indicator, typically represents that the device is currently plugged into a power source and is charging.

General Warning Light

A common warning light that can show up is this orange or yellow triangle warning light with an exclamation mark in it. This symbol means that there is something wrong with one of the systems in your vehicle, and generally it will come on when there isn't already a preset light for that system.

Hazard signs are known world wide. The yellow triangle shows that we have to be careful when in the area that the sign is shown.

Warning sign - a sign giving warning of a hazard or danger (eg danger: electricity) Intrinsic features: triangular shape. black picture with at least 50% yellow background.