
Even though your vehicle is equipped with the OCS, never install a child restraint in the front passenger's seat. An inflating air bag can forcefully strike a child or child restraint resulting in serious or fatal injury.
WARNING
Main components of the Occupant Classification System
Why Didn't My Air Bag Go Off in a Collision?Hyundai Elantra AD (2016-2020) Owners Manual: Auto Door Lock/ Unlock Features
Impact sensing door unlock
All doors will be automatically unlocked when an impact causes the air bags to
deploy.
Speed sensing door lock
All doors will be automatically locked when vehicle speed exceeds 9 mph (15 km/h).
All of the doors will be automatically unlocked after the engine is turne ...
Hyundai Elantra AD (2016-2020) Service Manual: Accelerator Position Sensor (APS) Repair procedures
Inspection
1.
Connect the GDS on the Data Link Connector (DLC).
2.
Turn the ignition switch ON.
3.
Measure the output voltage of the APS 1 and 2 at C.T and W.O.T.
Specification : Refer to "Specification"
...