Red light
Seat Belt Reminder
A seat belt is not fastened in an occupied seat.
Normal risk
Fasten seat belts before driving. If all belts are fastened and the warning stays on, have the buckle switch checked.
Short answer · Why is the seat belt light on when everyone is buckled up?
A heavy object on a front seat can be detected as a passenger. If the light stays on with all belts fastened and nothing on the seats, the buckle switch or seat sensor may be faulty; have it checked, as it can be linked to the airbag system.
What to do
- Fasten all beltsCheck rear seats too on cars with rear reminders.
- Move heavy items from seatsBags on the passenger seat can trigger the reminder.
- Check the buckle if it stays onA faulty buckle switch needs a repair.
How is the light behaving?
| What you see | What it usually means | What to do |
|---|---|---|
| Steady | A belt is unfastened in an occupied seat | Fasten the belt |
| Flashing | Unfastened belt while driving, with a chime | Fasten the belt |
Possible causes
- Unfastened beltNormal reminder.
- Object on the seatThe occupancy sensor detects weight.
- Faulty buckle switchThe switch does not register the belt.