The vehicle's front and rear seats have adjustable head restraints. The head restraints provide comfort for passengers, but more importantly they are designed to help protect passengers from whiplash and other neck and spinal injuries during an accident, especially in a rear impact collision.
WARNING
To reduce the risk of serious injury or death in an accident, take the following precautions when adjusting your head restraints:
NOTICE
To prevent damage, NEVER hit or pull on the head restraints.
Hyundai Elantra AD (2016-2020) Service Manual: Oil Pump Repair procedures
Removal and Installation
1.
Remove the timing chain cover.
(Refer to Timing System – “Timing Chain Cover”)
2.
Remove the oil pump cover (A).
Tightening torque
Screws :
5.9 ~ 8.8 N.m (0.6 ~ 0.9 kgf.m, 4.3 ~ 6.5 lb-ft)
Bolts :
8.8 ~ 13.7 N.m (0.9 ~ 1.4 kgf.m, 6.5 ~ 10.1 lb-ft)
...
Hyundai Elantra AD (2016-2020) Owners Manual: SRS Care
The SRS is virtually maintenancefree and there are no parts you can safely service
by yourself. If the SRS air bag warning light does not illuminate when the ignition
switch is in the ON position, or continuously remains on, have your vehicle immediately
inspected by an authorized HYUNDAI deal ...