See also:

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 tension ...

Have diesel exhaust fluid refilled
This exhaust fluid is refilled by your service center during regular maintenance. If you adhere to this maintenance schedule, it is usually not necessary to refill any fluids between the mainten ...

Parking brake
The parking brake is primarily intended to prevent the vehicle from rolling while parked; it brakes the rear wheels. Indicator lamp The indicator lamp is lit, and when you drive off a signal soun ...