2005 Mercedes CLK-Class Owner's Manual - Page 411

Practical hints Replacing bulbs Front turn signal lamp bulb Turn bulb socket 1 counterclockwise and remove it. Press gently onto the bulb and turn counterclockwise out of bulb socket 1. Press the new bulb gently into bulb socket 1 and turn clockwise until it engages. Place bulb socket 1 back into the lamp and turn it clockwise. Parking and standing lamp bulb Turn housing cover 2 counterclockwise and remove it. Pull out bulb socket 5 with the bulb. Pull the bulb out of the bulb socket 5. Press the new bulb into bulb socket 5. Press bulb socket 5 back into the lamp. Align housing cover 2 and turn it clockwise. Carefully slide the lamp towards the rear in direction of arrows. Remove front end first. Turn the bulb socket with the bulb counterclockwise and remove it. Pull the bulb out of the bulb socket. Insert the new bulb into the bulb socket. Place the bulb socket back into the lamp and turn it clockwise. To reinstall the lamp, set rear end in the bumper and let the front end engage. Side marker lamp bulb 409