Hyundai Elantra (CN7): Why Didn’t My Air Bag Go Off in a Collision? / Air bag collision sensors

1. SRS control module/Rollover sensor
2. Front impact sensors
3. Side impact sensors (acceleration)
4. Side impact sensors (pressure)

    Air bags are not designed to inflate in every collision. There are certain types of accidents in which the air bag would not be expected to provide additional protection.

    Front air bags Front air bags are designed to inflate in a frontal collision depending on the severity of impact of the front collision. Side and curtain air bags Side and curtain air bags are designed to inflate when an impact is detected by side collision sensors depending on the severity of impact resulting from a side impact collision.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Start/Stop Button

    Components and components location Component Repair procedures Removal1.Disconnect the negative(-) battery terminal.2.Remove the AVN Head unit.(Refer to Body Electrical System - "AVN(Audio Video Navigation) head unit")3.Loosen the mounting screws and remove the start/stop button (A).

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Description and operation

    DescriptionThe immobilizer system will disable the vehicle unless the proper ignition key is used, in addition to the currently available anti-theft systems such as car alarms, the immobilizer system aims to drastically reduce the rate of auto theft.1.

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