Valve Clearance
WARNING: This page does not describe the selected car, but rather 29 other vehicles, including the 2000 Mercedes-Benz SLK230, 2000 Mercedes-Benz SL500, 2000 Mercedes-Benz S500, 2000 Mercedes-Benz S430, and 2000 Mercedes-Benz ML55. However, it is still accessible from the selected car via links, so may be relevant.
Valve clearance is compensated by hydraulic mechanism located within rocker arm. Adjustment is not required.