2007 Mercedes CLS-Class Owner's Manual - Page 125

Controls in detail Seats Seat ventilation* The blue indicator lamps on the switch show the ventilation level selected. Level 3 2 1 off Three indicator lamps on (highest level). Two indicator lamps on. One indicator lamp on (lowest level). No indicator lamp on. 1 Seat ventilation switch Switch on the ignition ( page 38). Switching seat ventilation on Press switch 1 repeatedly until the desired ventilation level is set. One or more blue indicator lamps on the switch show the selected ventilation level. Switching seat ventilation off Press switch 1 repeatedly until all indicator lamps go out. i The seat ventilation for the driver' seat can be activated using summer opening feature ( page 210). i If one or more of the lamps on the seat ventilation switch are flashing, there is insufficient voltage available since too many electrical consumers are turned on. The seat ventilation switches off automatically. The seat ventilation will switch back on again automatically as soon as sufficient voltage is available. 124