Adjusting The 4-Way Lumbar Sup Port - Mercedes-Benz 2015 SLK Operator's Manual

Adjusting the 4-way lumbar support
To raise the backrest contour
:
To soften the backrest contour
;
To lower the backrest contour
=
To harden the backrest contour
?
You can adjust the contour of the seat backr-
ests individually to provide optimum support
for your back.
Switching the seat heating on/off
Activating/deactivating
G WARNING
Repeatedly switching on the seat heating can
cause the seat cushion and backrest pads to
become very hot. The health of persons with
limited temperature sensitivity or a limited
ability to react to excessively high tempera-
tures may be affected or they may even suffer
burn-like injuries. There is a risk of injury.
Therefore, do not switch the seat heating on
repeatedly.
Driver's and front-passenger seat
The three red indicator lamps in the button
indicate the heating level you have selected.
The system automatically switches down
from level 3 to level 2 after approximately
eight 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 SmartKey is in position
X
1 or 2 in the ignition lock.
To switch on: press button : repeatedly
X
until the desired heating level is set.
To switch off: press button : repeatedly
X
until all the indicator lamps go out.
Problems with the seat heating
The seat heating has switched off prema-
turely or cannot be switched on. The vehicle's
electrical system voltage is too low because
too many electrical consumers are switched
on.
Switch off electrical consumers that you do
X
not need, such as the rear window
defroster or interior lighting.
Once the battery is sufficiently charged,
X
switch on the seat heating again.
Seats
99
Z