Mercedes-Benz R-Class Owner's Manual page 90

Make sure that the key is in position 1 or
X
2 in the ignition lock.
To switch on: press button
X
until the required ventilation level is set.
i
If you open the side windows and the slid-
ing/tilting sunroof* ( page 108), the seat
Y
ventilation of the driver's seat automati-
cally switches to the highest level.
To switch off: press button
X
until all indicator lamps go out.
i
If the battery voltage is too low, the seat
ventilation may switch off.
Seat heating*
The three red indicator lamps in the button
indicate the heating level you have selected.
* optional
1 repeatedly
1 repeatedly
Front-seat heating
1
Rear-seat heating
1
i
The system automatically switches down
from level 3 to level 2 after approximately
five minutes.
The system automatically switches down
from level 2 to level 1 after approximately
ten minutes.
The system automatically switches off
approximately 20 minutes after it is set to
level 1.
Make sure that the key is in position 1 or
X
2 in the ignition lock.
To switch on: press button
X
until the desired heating level is set.
To switch off: press button
X
until all indicator lamps go out.
i
If the battery voltage is too low, the seat
heating may switch off.
Controls
Seats
1 repeatedly
1 repeatedly
Z
87