Amber light
Bulb Failure Warning
An exterior light has failed or its circuit has a fault.
Normal risk
Find and replace the failed bulb soon; driving with a failed light can be unsafe and illegal.
Short answer · How do I find which bulb has failed?
Walk around the car with the lights, indicators and brake lights switched on, or ask someone to help. Many cars also show which light has failed on the display.
What to do
- Check all lightsHeadlights, sidelights, indicators, brake and number plate lights.
- Replace the bulbUse the correct bulb type; LED units may need a workshop.
- Check fuses and plugsIf a new bulb does not help, check the fuse and connector.
How is the light behaving?
| What you see | What it usually means | What to do |
|---|---|---|
| Steady | A bulb or light circuit has failed | Find and replace it soon |
Possible causes
- Blown bulbThe most common cause.
- Corroded holder or plugPoor contact.
- Wrong bulb or LED retrofitA different current can trigger the warning.
Don't confuse it with
Questions about Bulb Failure Warning
Can LED bulbs cause a bulb failure warning?
Yes, some LED retrofits draw less current and the car reports them as failed.