Amber
The colour helps indicate urgency, but exact behaviour can vary by manufacturer.
Dashboard Warning Light
Low Fuel
Fuel level is low. The usual first step is: Refuel soon.
Information only
Use this as a quick triage label before confirming in your owner manual.
Refuel soon
Check the matching manual page for your exact brand, model and year when possible.
What it usually means
Fuel level is low.
What to do next
Refuel soon. If the vehicle feels unsafe, stop in a safe place and arrange professional inspection.