Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
System Operation Check
On QX4, turn ignition ON and verify that AIR BAG indicator light comes on for about 7 seconds, then goes off. On G20, I30, and Q45, turn ignition ON and verify that AIR BAG indicator light comes on for about 7 seconds, then goes off. The SEAT BELT indicator light and chime come on for about 7 seconds, then go off.
On all models, if AIR BAG indicator light does not come on or after about 7 seconds does not go out or begins to flash, a SRS malfunction has been detected.
On G20, I30, and Q45, if SEAT BELT indicator light does not come on or stays on longer than 7 seconds with seat belt fastened, a seat belt pretensioner malfunction has been detected. Diagnose and repair as necessary.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.