Hyundai Elantra: Driver Airbag (DAB) Module and Clock Spring. Description 
and Operation - Airbag Module - Restraint - Hyundai Elantra MD 2010-2015 Service manualHyundai Elantra: Driver Airbag (DAB) Module and Clock Spring. Description and Operation

Description

Driver Airbag (DAB) is installed in the steering wheel and electrically connected to SRSCM via the clock spring. It protects the driver by deploying the airbag when frontal crash occurs. The SRSCM determines deployment of the Driver Airbag (DAB).
Never attempt to measure the circuit resistance of the airbag module (squib) even if you are using the specified tester. If the circuit resistance is measured with a tester, accidental airbag deployment will result in serious personal injury.