Seat Belt Reminder Lamp: Description and Operation
SEAT BELT WARNING LIGHTIf the driver turns the ignition switch to the "ON" position without wearing the seat belt, the seat belt warning light illuminates to alert the driver to wear the seat belt.
The ECU related to the seat belt warning light function is as follows.
Seat belt warning light function
The seat belt warning light lights up and makes seat belt buckling easier when the ignition switch is ON and the driver's seat belt switch is ON (seat belt is not fastened).
SEAT BELT WARNING SYSTEM
When the ignition switch is turned "ON" without fastening the seat belts (seat belt switch OFF), the tone alarm will sound for approximately 6 seconds to warn the driver to fasten the seat belts. When the seat belts are fastened, the tone alarm will stop sounding.
When the ignition switch is turned ON without fastening the seat belt, the seat belt warning light comes on to warn the driver to fasten the seat belt.