2011 Mercedes GL-Class Owner's Manual - Page 197

Driving systems need for extreme care. The responsibility during parking and other critical maneuvers always remains with the driver. 195 Make sure no persons or animals are in or near the area in which you are parking/ maneuvering. Otherwise, they could be injured. Vehicles without the extended Off-Road Pro engineering package PARKTRONIC is an electronic parking aid with ultrasonic sensors. It indicates visually and audibly the distance between your vehicle and an object. PARKTRONIC is activated automatically when you: Rswitch Rshift N. on the ignition. the transmission to position D, R or Rrelease Vehicles with the extended Off-Road Pro engineering package You can choose between the following ADS settings: RAUTO the parking brake. PARKTRONIC is deactivated at speeds above 11 mph (18 km/h). It is reactivated at lower speeds. PARKTRONIC monitors the area around your vehicle using six sensors in the front bumper and four sensors in the rear bumper. for normal driving situations; indicator lamps ; and = are off. RSPORT for sporty driving; indicator lamp ; is on. In comparison to AUTO or COMF, the vehicle is 0.6 in (15 mm) lower. RCOMF for a more comfortable ride; indicator lamp = is on. Start the engine. Press button : repeatedly until the desired setting is selected. X X : Sensors in the front bumper, left-hand side (example) PARKTRONIC Important safety notes G Warning! The PARKTRONIC is a supplemental system. It is not intended to, nor does it replace, the Range of the sensors The sensors must be free of dirt, ice and slush; otherwise they may not function correctly. Clean the sensors regularly, taking care not to scratch or damage them (Y page 303). Z Driving and parking G Warning!