2007 Mercedes R-Class Owner's Manual - Page 158

Controls in detail Instrument cluster Adjusting instrument cluster illumination Use button 1 or 3 to adjust the illumination brightness for the instrument cluster. Resetting the trip odometer Make sure you are viewing the trip odometer display ( page 159). If it is not displayed, press button è or ÿ on the multifunction steering wheel ( page 160) repeatedly until the trip odometer appears in the multifunction display. Press and hold reset button 2 ( page 156) until the trip odometer is reset. Tachometer The red marking on the tachometer ( page 26) denotes excessive engine speed. i The instrument cluster illumination is dimmed or brightened automatically to suit ambient light conditions. The instrument cluster illumination will also be adjusted automatically when you switch on the vehicle's exterior lamps. ! Avoid driving at excessive engine speeds, as it may result in serious engine damage that is not covered by the Mercedes-Benz Limited Warranty. To help protect the engine, the fuel supply is interrupted if the engine is operated within the red marking. To brighten illumination Press and hold button 3 until the desired level of illumination is reached. To dim illumination Press and hold button 1 until the desired level of illumination is reached. 157