Hyundai Elantra AD (2016-2020) Owners Manual: Securing a child restraint with the LATCH anchors system
To install a LATCH-compatible child restraint in either of the rear outboard
seating positions:
1. Move the seat belt buckle away from the lower anchors.
2. Move any other objects away from the anchors that could prevent a secure connection
between the child restraint and the lower anchors.
3 ...
Hyundai Elantra AD (2016-2020) Service Manual: Components and Components Location
Components
1. ESC Control Module(HECU)2. Front Wheel Speed Sensor3. Rear Wheel Speed Sensor4. ABS Warning lamp5. EBD / Parking brake warning lamp
...