Lexus GS460 Owner's Manual page 511

■ Adjusting the headlight aim
Low beam (vertical adjustment)
Low beam (horizontal adjustment)
Turn adjustment bolt A so that the red line on the gauge is in the middle
of the "0" mark (within the blue lines to either side of the gauge).
High beam (vertical and horizontal adjustment)
Turn each adjustment bolt in either direction so that the bubble in
within the 2 center lines (vertical), and the red line on the gauge is in
the middle of the "0" mark (within the blue lines to either side of the
gauge) (horizontal).
If you feel that there is a large deviation, have the headlight aim
adjusted at a Lexus dealer.
GS_G_U (OM30C11U)
September 18, 2015 8:38 am
4-3. Do-it-yourself maintenance
Using a Phillips-head screw-
driver, turn adjustment bolt A so
that the bubble is within the 2
center lines.
Remember the turning direction
and the number of turns.
Turn bolt B the same number of
turns and in the same direction
as step 1.
4
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