Lexus 2016 GS350 Owner's Manual page 436

436
6-3. Do-it-yourself maintenance
Adjusting the headlight aim
Using a Phillips-head screwdriver,
1
turn bolt A in either direction.
Remember the turning direction and the
number of turns.
Turn bolt B the same number of turns
2
and in the same direction as step .
1
If the headlight cannot be adjusted using
this procedure, take the vehicle to your
Lexus dealer to adjust the headlight aim.
GS350_200t_GS F_OM_OM30E86U_(U)