Hyundai Elantra: SRSCM / Occupant Classification System (OCS) Description and Operation

Hyundai Elantra AD (2016-2020) Service Manual / Restraint / SRSCM / Occupant Classification System (OCS) Description and Operation

Description

In order to make normal activation of airbag system, SRSCM detects DTC(s) for the Occupant Classification System (OCS). If the seat is occupied, OCS detects passenger presences status and send signal to SRSCM via CAN.

SRSCM recognizes the signal as 2(two) different classifications; that is, 1(Empty or small occupant with child restraint system), 2(Occupied with large occupant and small occupant).

With these signal, ACU determines whether it needs to deploy the PAB(Passenger Airbag) or not.

Occupant Classification System (OCS) Components and Components Location

Components 1. Occupant Classification System (OCS) Unit2. Occupant Classification System (OCS) Sensor Occupant Classification System (OCS) Unit ...

Occupant Classification System (OCS) Repair procedures

Removal Occupant Classification System (OCS) Unit 1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 2. Remove the front passenger seat assem ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Battery Repair procedures
Removal Battery 1. Turn the ignition switch OFF. 2. Disconnect the battery (-) terminal (A). 3. Remove the battery (+) terminal (B). 4. Remove the battery mouting bracket (A). 5. Remove the battery insulation pad after removing the battery (B). Battery tray 1. Remove ...

Hyundai Elantra AD (2016-2020) Service Manual: Crash Pad Side Cover Repair procedures
Replacement • Put on gloves to prevent hand injuries. • When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components. • Use a plastic panel removal tool to remove int ...