Mercedes-Benz 2007 S 550 Operator's Manual page 627

Practical hints
Replacing bulbs
Insert bulb holder 1 into guide in
headlamp. Wire 2 must point down-
ward and to the right.
Turn bulb holder 1 clockwise until it
engages and wire 2 points downward
and to the left.
Corner-illuminating lamp
1 Bulb holder
2 Grip
3 Wire position
626
Turn cover 3 ( page 624) counter-
clockwise and remove it.
Turn bulb holder 1 counterclockwise
until it disengages.
Take out bulb holder 1.
Take bulb out of holder.
Insert new bulb into holder and press it
all the way down.
Insert bulb holder 1 into guide in
headlamp.
The tab of the bulb holder must be po-
sitioned on the upper left-hand side
and wire 3 must point downward and
to the left for the left headlamp, up-
ward and to the right for the right head-
lamp.
Turn bulb holder 1 clockwise until it
engages and grip 2 is in a horizontal
position.
Additional turn signal lamp bulbs
The additional turn signal lamps in the ex-
terior rear view mirrors have LEDs.
If a malfunction occurs or LEDs fail to func-
tion, the entire turn signal unit must be re-
placed. Have the turn signal unit replaced
by an authorized Mercedes-Benz Center.
Front side marker lamp bulbs
Since replacing the side marker lamp bulbs
is a technically highly demanding process,
we recommend you have the side marker
lamp bulbs replaced by an authorized
Mercedes-Benz Center.