Mercedes-Benz 2008 C-Class Operator's Manual page 93

Controls in detail
Seats
Switch on the ignition.
Switching on: Press button 1 repeat-
edly until the desired heating level is
set.
One or more red indicator lamps on the
button come on to show the selected
heating level.
Switching off: Press button 1 repeat-
edly until all indicator lamps go out.
i
If one or more of the lamps on the seat
heating button are flashing once, there is insuffi-
cient voltage available because too many electri-
cal consumers are turned on. The seat heating
switches off automatically.
The seat heating will switch back on again
automatically as soon as sufficient voltage is
available.
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