Hyundai Santa Fe: Why didn’t my air bag go off in a collision? / Air bag collision sensors

Hyundai Santa Fe (TM) 2019-2025 Owner's Manual / Seats & Safety System / Air bag - supplemental restraint system / Why didn’t my air bag go off in a collision? / Air bag collision sensors

WARNING

To reduce the risk of an air bag deploying unexpectedly and causing serious injury or death:

Do not hit or allow any objects to impact the locations where air bags or sensors are installed.
Do not perform maintenance on or around the air bag sensors. If the location or angle of the sensors is altered, the air bags may deploy when they should not or may not deploy when they should.
Installing bumper guards with nongenuine Hyundai or non-equivalent parts may adversely affect the collision and airbag deployment performance.
Press the Engine Start/Stop button to the OFF or ACC position and wait for 3 minutes when the vehicle is being towed to prevent inadvertent air bag deployment.
Have all air bag repairs performed by an authorized HYUNDAI dealer.

1. SRS control module / Rollover sensor
2. Front impact sensor
3. Side impact sensor (Pressure)
4. Side impact sensor (Acceleration)
5. Side impact sensor (Acceleration)

Why didn’t my air bag go off in a collision?

There are certain types of accidents in which the air bag would not be expected to provide additional protection. These include rear impacts, second or third collisions in multiple impact accidents, as well as low speed impacts...

Air bag inflation conditions

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, speed or angles of impact resulting from a side impact collision...

Other information:

Hyundai Santa Fe (TM) 2019-2025 Service Manual: Smart Key Diagnostic. Repair procedures

Inspection Self Diagnosis With Scan Tool It will be able to diagnose defects of SMART KEY system with diagnostic tool quickly. diagnostic tool can operates actuator forcefully, input/output value monitoring and self diagnosis...

Hyundai Santa Fe (TM) 2019-2025 Service Manual: Line Pressure Control Solenoid Valve (LINE_VFS). Specifications

Specifications ▷ Control type : Normally high type Shape Items Specifications Control current [mA] 0 - 850 Supply pressure [kpa (kgf/cm², psi)] 539...