Hyundai Sonata: SRSCM / Occupant Classification Sensor (OCS) Description and Operation

Hyundai Sonata LF 2014-2019 Service Manual / Restraint / SRSCM / Occupant Classification Sensor (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 Sensor (OCS) Components and Components Location

Components ...

Occupant Classification Sensor (OCS) Repair procedures

Removal OCS ECU 1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 2. Remove the front passenger seat assembly. (Refer to Body - "Front Sea ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Occupant Classification Sensor (OCS) Repair procedures
Removal OCS ECU 1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 2. Remove the front passenger seat assembly. (Refer to Body - "Front Seat Assembly") 3. Disconnect the OCS ECU connector (A). 4. Remove the OCS mounting bolts (B) ...

Hyundai Sonata LF 2014-2019 Owners Manual: Hood
Opening the hood 1. Park the vehicle and set the parking brake. 2. Pull the release lever to unlatch the hood. The hood should pop open slightly. 3. Raise the hood slightly, push the secondary latch up (1) inside of the hood center and lift the hood (2). After it has been raised about halfway, it ...