Heating - Mercedes-Benz 2009 M-Class Operator's Manual

Controls in detail
Seats
X
Switch on the ignition.
X
Switching on: Press switch 1.
Three blue indicator lamps
2
come on.
X
Press switch repeatedly until the
1
desired ventilation level is set.
X
Switching off: Press switch
until all indicator lamps
2
Seat heating
Front seat heating switch
1
Indicator lamps
2
The switches for the outboard rear seat
heating are located in the rear center console.
102
in the switch
repeatedly
1
go out.
Rear seat heating switch
1
Indicator lamps
2
The red indicator lamps in the switch come
on to show which heating level you have
selected.
The seat heating switches from level 3 (high)
to level 2 after approximately 5 minutes.
The seat heating switches from level 2 to level
1 (low) after approximately 10 minutes.
The seat heating automatically switches off
after approximately 20 minutes.
X
Switch on the ignition.
X
Switching on: Press switch 1.
Three red indicator lamps
come on.
X
Continue pressing switch
seat heating level is reached.
X
Switching off: Press switch
until all indicator lamps
If one or more of the indicator lamps
seat heating switch
insufficient voltage available since too many
electrical 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.
in the switch
2
until desired
1
repeatedly
1
go out.
2
in the
2
are flashing, there is
1