Activating ASL
The Speed Sign Assist button is located in the center display's Function view.
To activate the Automatic Speed Limiter:
Tap the Speed Sign Assist button.
ASL will go into standby mode and a green indicator light will illuminate. A road sign symbol will be displayed in the center of the speedometer in the instrument panel.
Pressing the 
button on the steering wheel keypad.
button on the steering wheel keypad.ASL will be activated and set to the vehicle's current speed.
Note
- If the Automatic Speed Limiter function is activated, road sign information is shown in the driver display even if RSI is not activated.
- To remove road sign information from the driver display, you must deactivate both Automatic Speed Limiter and RSI.
- When the Automatic Speed Limiter function is activated but RSI is deactivated, no warnings are given from RSI. In this situation, settings for RSI cannot be adjusted either - to be able to adjust settings as well as receive warnings, RSI must be activated.
Deactivating ASL
To deactivate the Automatic Speed Limiter:
Tap the Speed Sign Assist button in Function view.
ASL will be deactivated, the indicator light in the button will be GRAY and SL will be activated instead.
Warning
The vehicle will no longer follow the posted maximum speed after switching from ASL to SL – it then only follows the maximum speed stored in the memory.