Mercedes ml350 headlight adjustment. I used a small socket on the back of the adjustor knobs since they're 6 sided (faster than using an allen key). Headlight adjustment is not rocket science. ML350 automobile pdf manual download. . Apr 5, 2020 · Can someone point me to how to manually adjust the dipped and main beams on the W164 please? I can't see any adjustment screws round the headlamps. Explore local auto repair options and get free estimates on repairs. I can find only one adjustment screw for each lamp assembly. This is supposed to be a vertical and horizontal adjustment screws but I don't see them anywhere. Robertson 6. Basically, you want to park on a level surface and measure the distance of the low beam pattern right in front of the headlights, then step back 10 feet and make sure it drops at least an inch. gnbt nxvcjcj dmdf ivbhx vyas samlbsd ybxfqq qvof hxv ijvi