Seat belt warning light (for driver's seat)

As a reminder to the driver, the seat belt warning light will illuminate and warning chime will sound for approximately 6 seconds each time you turn the ignition switch ON if the seat belt is unfastened.
If you continue not to fasten the seat belt and you drive over 6 mph (9 km/h), the warning light will stay illuminated.
If you continue not to fasten the seat belt and you drive over 12 mph (20 km/h) the seat belt warning chime will sound for approximately 100 seconds and the corresponding warning light will blink.
If you unfasten the seat belt while driving under 12 mph (20 km/h), the seat belt warning light will illuminate until the seat belt is fastened.
If you unfasten the seat belt while driving over 12 mph (20 km/h), the seat belt warning chime will sound for approximately 100 seconds and the corresponding warning light will blink.
Seat belt warning light (for front passenger's seat)

â– Type A

â– Type B
As a reminder to the front passenger, the front passenger's seat belt warning lights will illuminate for approximately 6 seconds each time you turn the ignition switch ON regardless of belt fastening.
If you continue not to fasten the seat belt and you drive over 6 mph (9 km/h), the warning light will stay illuminated.
If you continue not to fasten the seat belt and you drive over 12 mph (20 km/h) the seat belt warning chime will sound for approximately 100 seconds and the corresponding warning light will blink.
If you unfasten the seat belt while driving under 12 mph (20 km/h) the seat belt warning light will illuminate until the seat belt is fastened.
If you unfasten the seat belt while driving over 12 mph (20 km/h), the seat belt warning chime will sound for approximately 100 seconds and the corresponding warning light will blink.
WARNING
The front passenger's seat belt warning light may not properly operate if the front passenger does not sit properly in the seat.
Seat Belts
Seat Belt Restraint SystemHyundai Elantra AD (2016-2020) Service Manual: Front Door Side Weatherstrip Repair procedures
Replacement
[Front door side weatherstrip]
1.
Loosen the front door checker (B) mounting bolt.
Tightening torque :
18.6 ~ 28.4 N.m (1.7 ~ 2.2 kgf.m,13.7 ~ 21.0 lb-ft)
2.
Detach the clips, then remove the front door side weatherstrip (A).
3.
To intall, reverse the removal procedu ...
Hyundai Elantra AD (2016-2020) Service Manual: Troubleshooting
Troubleshooting
SymptionSuspect areaRemedyEngine misfire with abnormal internal lower engine noises
•
Worn crankshaft bearings
•
Loose or out of specification engine flywheel
•
Replace the crankshaft and bearings as required.
•
Repair or replace the flywheel as req ...