Mercedes-Benz 2004 C-Class Coupe Operator's Manual page 297

Turn bulb holder 5 with bulb to the left
and pull out.
Pull out bulb from the base (do not pull
on glass tube).
Insert new bulb so that the base fits in
the bulb holder recess and is level.
Place the bulb holder with bulb on the
lamp mounting and turn bulb holder to
the right until it engages.
Install cover 2 and turn to the right
until it engages.
Front turn signal lamp bulb
Switch off the lights.
Open the hood ( page 236).
Turn bulb socket 1 to the left and pull
out.
Push bulb into socket, turn to the left
and remove.
Insert new bulb in socket, push in and
turn to the right.
Reinsert bulb socket in lamp and turn
to the right.
Practical hints
Replacing bulbs
Parking and standing lamp bulb
Switch off the lights.
Open the hood ( page 236).
Turn headlamp cover 2 to the left and
remove.
Pull out the bulb socket 6 with the
bulb.
Pull the bulb out of the bulb socket.
Insert a new bulb in the socket.
Reinstall the bulb socket.
Install cover 2 and turn to the right
until it engages.
297