Seat Heating Problem - Mercedes-Benz 2013 W218 Owner's Manual

Seats
110
Problems with the seat heating
Problem
The seat heating has
switched off prema-
turely or cannot be
switched on.
Switching the seat ventilation on/off
Switching on/off
The three blue indicator lamps in the buttons
indicate the ventilation level you have selec-
ted.
X
Turn the key to position 1 or 2 in the ignition
Y
lock ( page 157).
X
To switch on: press button : repeatedly
until the desired ventilation level is set.
X
To switch off: press button : repeatedly
until all the indicator lamps go out.
i
If the battery voltage is too low, the seat
ventilation may switch off.
i You can open the side windows and the
sliding sunroof using the "Convenience
opening" feature (
tilation of the driver's seat automatically
switches to the highest level.
Possible causes/consequences and M Solutions
The on-board voltage is too low because too many electrical con-
sumers are switched on.
X
Switch off electrical consumers that you do not need, such as
the rear window heating or interior lighting.
Once the battery is sufficiently charged, the seat heating will
switch back on automatically.
Y page 95). The seat ven-