Automatic Headlamp Mode; Daytime Running Lamp Mode; Low-Beam Headlamps; Switching On - Mercedes-Benz 2011 SL550 Roadster Operator's Manual

Lighting
90
SmartKey from the starter switch and open
the driver's door, an acoustic signal
sounds.
In addition the message Lights Are
Still On appears in the multifunction
display.
Switch off the parking lamps or the rear fog
lamp manually.
! Failure to switch off the parking lamps
when leaving the vehicle may result in a
discharged battery.

Low-beam headlamps

The low-beam headlamps can be switched on
and off with the exterior lamp switch.
X
Switch on the ignition.
X
Switching on: Turn the exterior lamp
switch to position L.
The following lamps come on:
Low-beam headlamps
R
Tail lamps
R
Parking lamps
R
License plate lamps
R
Side marker lamps
R
Instrument panel lamps
R
Green indicator lamp T in the exterior
R
lamp switch
X
Switching off: Turn the exterior lamp
switch to position $.

Automatic headlamp mode

The following lamps come on and go out
automatically depending on the brightness of
the ambient light:
Low-beam headlamps
R
Tail lamps
R
Parking lamps
R
License plate lamps
R
Side marker lamps
R
G
Warning!
If the exterior lamp switch is set to Ã, the
headlamps will not automatically come on
under foggy conditions.
To minimize risk to you and to others, activate
headlamps by turning exterior lamp switch to
L when driving or when traffic and/or
ambient lighting conditions require you to do
so.
In low ambient lighting conditions, only switch
from position à to L with the vehicle
at a standstill in a safe location. Switching
from à to L will briefly switch off the
headlamps. Doing so while driving in low
ambient lighting conditions may result in an
accident.
The automatic headlamp feature is only an aid
to the driver. The driver is responsible for the
operation of the vehicle's lights at all times.
X
Switching on: Turn the exterior lamp
switch to position Ã.
The following lamps come on and go out
depending on the brightness of the ambient
light with the SmartKey in starter switch
position 1 or the KEYLESS-GO start/stop
button pressed once:
Tail lamps
R
Parking lamps
R
License plate lamps
R
Side marker lamps
R
When the engine is running, the low-beam
headlamps will also come on and turn off
automatically.
Canada only: High-beam headlamps are only
available with the exterior lamp switch in
position L.

Daytime running lamp mode

In Canada, the daytime running lamp mode is
mandatory and therefore in a constant mode.
In the USA, the daytime running lamp mode
is deactivated by default.