2009 Mercedes R-Class Owner's Manual - Page 168

Controls in detail Driving systems The last stored speed is deleted from memory when the engine is turned off. The hill start assist system is inactive Rwhen starting off on a level road or downhill Adaptive Damping System (ADS) The fine tuning of the damping is dependent on: Rroad surface conditions Ryour Ryour grades Hill start assist system G Warning! The hill start assist system is not designed to function as a parking brake and does not prevent the vehicle from moving when parked on an incline. Always engage the parking brake in addition to shifting the automatic transmission into park position P. On uphill grades with a gradient angle of more than 5°, the hill start assist system maintains the pressure in the brake system for approximately 1 second after you have released the brake pedal. Therefore, you can start off smoothly without the vehicle moving immediately after releasing the brake pedal. X Depress the brake pedal. X X X Rwith Rwith Rif the automatic transmission in neutral position N the parking brake engaged driving style personal settings the ESP® has switched off due to a malfunction AIRMATIC The AIRMATIC consists of two components. The Adaptive Damping System (ADS) (Y page 166) and the vehicle level control (Y page 167). 1 ADS switch 2 Indicator lamp for SPORT setting 3 Indicator lamp for COMF setting Shift the automatic transmission into drive position D or reverse gear R. Release the brake pedal. Carefully depress the accelerator pedal. The following settings are available: RAUTO (for normal driving situations) Indicator lamps 2 and 3 are off. (for sporty driving) Indicator lamp 2 comes on. (for comfort driving) RSPORT RCOMF 166