47 Getting started
Driving
Switching on headlampsExterior lamp switch1Off
2Low beam headlamps on
Turn the switch toB.
More information can be found in the 
“Controls in detail” section (
page 119).
Turn signals and high beam
The combination switch is located on the 
left of the steering column.Combination switch1Turn signal, right
2Turn signal, left
Press the combination switch up1 or 
down2.
The corresponding turn signal indicator 
lamp L or K flashes in the in-
strument cluster.High beam
Push the combination switch forward.
The high beam headlights are switched 
on.
The high beam symbolA in the 
tachometer comes on.
More information can be found in the 
“Controls in detail” section (
page 123).
iTo signal minor directional changes, 
move combination switch to point of 
resistance only and release. The turn 
signal flashes three times. 
339 Practical hints
What to do if …
Display symbol
Display messages
Possible cause
Possible solution
. 
Marker light
,
front left
The front left side marker lamp is mal-
functioning.
Replace the bulb as soon as possible.
Marker light
front right
The front right side marker lamp is mal-
functioning.
Replace the bulb as soon as possible.
Park. light, front left
Back-up light on!
 
The left parking lamps are malfunction-
ing. A backup bulb is being used.
Visit an authorized Mercedes-Benz 
Center as soon as possible.
Park. light,
 front right
Back-up light on!
 
The right parking lamps are malfunction-
ing. A backup bulb is being used.
Visit an authorized Mercedes-Benz 
Center as soon as possible.
Rear foglight
Back-up light on!
 
The rear fog lamp is malfunctioning. A 
backup bulb is being used. 
Replace the bulb as soon as possible.
Reverse light, left
The left reverse light is malfunctioning.
Replace the bulb as soon as possible.
Reverse light, right
The right backup lamp is malfunctioning.
Replace the bulb as soon as possible.
Switch off lights!
Lamps have been turned on although the 
SmartKey in the starter switch is in posi-
tion 0.
Switch off the headlights.
Tail light, left
Back-up light on!
The left tail lamp is malfunctioning. A 
backup bulb is being used.
Visit an authorized Mercedes-Benz 
Center as soon as possible.
Tail light, right
Back-up light on!
The right tail lamp is malfunctioning. A 
backup bulb is being used.
Visit an authorized Mercedes-Benz 
Center as soon as possible.