1Red Lights: Stop and Address Immediately
Red warning lights indicate serious issues that could damage your vehicle or affect safety. Pull over safely as soon as possible.
- Oil Pressure: Engine may be running without proper lubrication—stop immediately
- Temperature: Engine is overheating—pull over and let it cool
- Brake System: Brake failure possible—drive very carefully to a safe stop
- Battery/Charging: Alternator failing—you may lose electrical power soon
2Yellow/Amber Lights: Address Soon
These indicate issues that need attention but aren't emergencies. Schedule service within a few days.
- Check Engine: Could be minor or serious—get it scanned
- ABS: Anti-lock brakes may not work—regular brakes still function
- TPMS: Tire pressure is low—check and inflate tires
- Traction Control: System may be disabled—drive carefully
3Green/Blue Lights: Information Only
These lights confirm that a system is active. No action needed.
- High Beams: Bright headlights are on
- Turn Signals: Indicators are active
- Cruise Control: System is engaged
Key Takeaways
- 1Red = Stop driving as soon as safe
- 2Yellow = Schedule service soon
- 3Green/Blue = Information only
- 4When in doubt, get it checked
Need personalized help?
Connect with a certified mechanic who can answer questions specific to your vehicle.
Ask a Mechanic