Toyota Yaris: Seat Belt / Front Shoulder Belt Adjuster

Unfastening the Seat Belt

Depress the button on the seat belt buckle. If the belt does not fully retract, pull it out and check for kinks or twists. Then make sure it remains untwisted as it retracts...

Seat Belt Warning Systems

If it detects that the occupant seat belt is unfastened, the warning light or beep alerts the occupant. Refer to Taking Action. Refer to Seat Belt Warning Beep...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Dtc Check / Clear

DTC CHECK / CLEAR NOTICE: When the diagnosis system is changed from normal mode to check mode or vice versa, all DTCs and Freeze Frame Data recorded in normal mode are cleared. Before changing modes, always check and make a note of DTCs and Freeze Frame Data...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Diagnosis System

DIAGNOSIS SYSTEM DESCRIPTION When troubleshooting a vehicle with a diagnosis system, the only difference from the usual troubleshooting procedure is connecting the GTS to the vehicle and reading various data output from the engine stop and start ECU. The engine stop and start ECU records DTCs when it detects a malfunction in itself or in its circuits...