LEMON Manuals: Even more car manuals for everyone
Home >> Lexus >> 2007 >> GS 430 >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> Lighting >> Headlight Assembly >> Adjustment

Headlight Assembly: Adjustment

HINT:

When adjusting the headlights, refer to the illustration below.

Fig 1: Identifying Headlight Adjusting Bolt
G05298937Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  1. VEHICLE PREPARATION FOR HEADLIGHT AIM ADJUSTMENT 
    1. Prepare the vehicle according to the following conditions:
      • Be sure that the body around the headlight is not deformed.
      • Park the vehicle on a level surface.
      • The driver is sitting in the driver's seat and the vehicle is ready to be driven (fuel tank is full).
      • Bounce the vehicle several times.
  2. HEADLIGHT AIMING ADJUSTMENT (LOW BEAM) 
    1. Adjust the aim vertically:

      If the bubble is out of the acceptable range of the beam angle gauge, adjust it using bolt A and B.

      HINT:

      • Turn bolt A and B equally and in the same direction.
      • The bubble of the gauge should not deviate from the center of the gauge by more than 2 marks to either side of the gauge.
    2. Adjust the aim horizontally:

      If the edge of the lens not match "0" mark, adjust the lens using bolt A.

      HINT:

      After adjusting the headlight in the vertical direction, check that the light has been shifted from the adjusted position in the horizontal direction.

    Fig 2: Identifying Bubble Acceptable Range Of Beam Angle Gauge (Low Beam)
    G05298938Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. HEADLIGHT AIMING ADJUSTMENT (HIGH BEAM) 
    1. Adjust the aim vertically:
      1. If the bubble is out of the acceptable range of the beam angle gauge, adjust it using bolt A.

        HINT:

        The bubble of the gauge should not deviate from the center of the gauge by more than 2 marks to either side of the gauge.

      Fig 3: Identifying Bubble Acceptable Range Of Beam Angle Gauge (High Beam)
      G05298939Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Adjust the aim horizontally:
      1. the red line is out of the acceptable range of the beam angle gauge, adjust it using bolt B.

        HINT:

        The red line should not deviate by more than 2 blue lines to either side of the gauge.