2003 Mercedes CL-Class Owner's Manual - Page 196

Controls in detail Driving systems The position of the gear selector lever determines which warning indicators will be activated. Selector lever position D R or N P Warning indicator Front area activated Rear and front area activated Neither activated Rear area: An intermittent acoustic warning will sound as the first red segment lights up and a constant acoustic warning, both lasting a maximum of three seconds, will sound for the eighth segment, i.e. the second red segment. The signal is canceled when the gear selector lever is placed in position D or P. Switching the Parktronic system on/off You can switch off the Parktronic system manually. 1 Parktronic on/off 2 Indicator lamp Switching off the Parktronic system Press switch 1. Indicator lamp 2 comes on. Switching on the Parktronic system Press switch 1 again. Indicator lamp 2 goes out. The Parktronic switch is located in the upper section of the center console. As your vehicle approaches an object, one or more segments will light up, depending on the distance between your vehicle and the object. When the eighth segment lights up, you have reached the minimum distance. Front area: An intermittent acoustic warning will sound as the first red segment lights up and a constant acoustic warning, both lasting a maximum of three seconds, will sound for the eighth segment, i.e. the second red segment. The signal is canceled when the gear selector lever is placed in position P. 196