See also:

If the front passenger’s frontal airbag ON indicator illuminates and the OFF indicator turns off even when an infant or a small child is in a child restraint system (including booster seat)
Turn the ignition switch to the “LOCK” position if the front passenger’s frontal airbag ON indicator illuminates and the OFF indicator turns off even when an infant or a small child is in a ch ...

Example of accident in which the driver’s/driver’s and front passenger’s SRS frontal airbag(s) will most likely deploy.
A head-on collision against a thick concrete wall at a vehicle speed of 12 to 19 mph (20 to 30 km/h) or higher activates only the driver’s SRS frontal airbag or both driver’s and front passenger’s S ...

Operation
The SRS side airbag and SRS curtain airbag can function only when the ignition switch is in the “ON” position. The driver’s and front passenger’s SRS side airbags and SRS curtain airbags deploy ...