How do you adjust the throttle on a 1986 Mercedes 300e 6cylinder gas?

To adjust the throttle on a 1986 Mercedes 300E 6-cylinder, locate the throttle linkage at the engine. Inspect the adjustment screw on the throttle body; turning it clockwise typically increases throttle opening, while counterclockwise decreases it. Ensure the throttle plate is fully closed when the accelerator pedal is not pressed. After adjustments, test the throttle response and ensure proper idle speed is maintained.