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) Owners Manual: Good Braking Practices
WARNING Whenever leaving the vehicle or parking, always come to a complete stop and continue to depress the brake pedal. Move the shift lever into the 1st gear (for manual transmission vehicle) or P (Park, for Intelligent Variable Transmission (IVT)/ dual clutch transmission vehicle) position ...

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" ...