Mercedes-Benz 2003 S 430 Operator's Manual page 214

Controls in detail
Driving systems
The ABC switch with the indicator lamps is
located in the upper part of the center con-
sole.
1 Indicator lamp
2 ABC switch
Start the engine.
214
Suspension for sporty driving style
The setting for sporty driving is selected
when indicator lamp 1 is illuminated.
Press switch 2 to change from regular
suspension to sporty suspension style.
Indicator lamp 1 comes on.
Suspension for regular driving style
The setting for regular driving is selected
when indicator lamp 1 is off.
Press switch 2 to change from sporty
suspension style to regular suspension
style.
Indicator lamp 1 goes out.