Functional readiness of the airbag system

When the ignition is switch on, the warning lamp in the instrument cluster lights up briefly and thereby indicates the operational readiness of the entire airbag system and the belt tensioner.
Airbag system malfunctioning
▷ Warning lamp does not come on when the ignition is turned on.
▷ The warning lamp lights up continuously.
When there is a malfunction,
have the airbag
system checked immediately
When there is a malfunction, have the airbag system checked immediately; otherwise, there is a risk that the system does not function as expected in the event of an accident despite corresponding severity of the accident.
See also:
Requirements
▷ Equipment version with full preparation
package mobile phone.
An Emergency Request can be made, even
if no mobile phones are paired with the vehicle.
▷ BMW Assist is activated.
...
Roadside Assistance
At a glance
BMW Roadside Assistance can be contacted if
assistance is needed in the event of a breakdown.
Roadside Assistance can also be contacted via
a Check Control message.
Start Roadside A ...
Vehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equipment
is also described that is not available in a vehicle,
e ...
