To reactivate the Speed Limiter from standby mode:
Press the steering wheel button (1).
The driver display's speed limit markings change colour from GREY to WHITE - the car's speed is then limited again by the last stored maximum speed.
or
Press the steering wheel button (2).
The speed limiter indicators and symbols in the driver display change colour from GREY to WHITE – the car will now apply its current speed as the maximum speed.