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Headlight And Taillight System: Adjustment

WARNING: This page is about a different car, the 2002 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.
  1. Adjust Headlight Aiming 
    Fig 1: Locating Headlight Aim Adjusting Bolt
    G01895973Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. Adjust headlight aim only  :
    1. Place the vehicle in the following conditions.
      • The area around the headlight is not deformed.
      • The vehicle is parked on a level surface.
      • Tire inflation pressure is the specified value.
      • A driver is in the driver's seat and the vehicle is in a state ready for driving (with a tank full).
      • The vehicle has been bounced several times.
    2. Check the headlight aiming.
      1. Prepare a thick white paper.
      2. Stand the paper perpendicular to the ground at the position 9.84 ft away from the headlights.
      3. Ensure that the center line of the vehicle and the paper face forms a 90-degree angle as shown in the illustration.
        4. NOTE: Steps  4- 7 are called out in Fig 2.
      4. Draw a horizontal line (H line) on the paper, showing where the headlights should strike.
      5. Draw a vertical line (V line) to where the center line of the vehicle is to be.
      6. Draw 2 vertical lines (by connecting the low and high beam center marks) to where the both headlights should strike (V RH and V LH lines).
        7. NOTE: The H RH and H LH line is 0.4° below the horizontal line (H line) of the light axis.
        As shown in the illustration, adjust each aim of the RH and LH lights. See Fig 2.
        Fig 2: Headlight Aiming Diagram
        G01895974Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      7. Draw a horizontal line (by connecting the both low beam center marks) to where the headlights should strike (H RH and H LH lines).
      8. Start the engine.
      9. Turn the headlights ON.
      10. Check that the headlights properly strike the position shown in Fig 2.
      11. If not, adjust the lights in the vertical or horizontal direction.
    3. When adjusting it in the vertical direction, using adjusting bolt, adjust the headlight aim to within the specified range.
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