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Home >> Mazda >> 2016 >> CX-9 Signature >> Repair and Diagnosis >> Accessories & Equipment >> Interior/Illumination Lights >> Lighting System >> Headlight Aiming

Headlight Aiming

NOTE:
  • If the following servicing is done, perform the headlight aiming adjustment.
    • Front combination light replacement
    • Suspension replacement and removal/installation, servicing requiring vehicle height to be changed
  • If servicing was done which changes the vehicle height, perform the headlight auto leveling system initial setting first to record the vehicle height under the unloaded condition to the auto leveling control module/AFS control module, then perform headlight aiming. (Refer to HEADLIGHT AUTO LEVELING SYSTEM INITIALIZATION .)
  1. Empty the vehicle except for the spare tire, jack and vehicle tools.
  2. Adjust the tire pressure to the specification. (Refer to WHEEL AND TIRE SPECIFICATION .)
  3. Move the vehicle to level ground.
  4. Sit on the driver-side seat alone.
  5. Make an adjustment-use screen as shown in the figure using double-weight, white paper.
    Fig 1: Identifying Center Of Headlight/Elbow Point
    G10950358Courtesy of MAZDA MOTORS CORP.
  6. Line up the vehicle with the wall so that the distance to the headlights is 3 m {118 in} from the wall.
    Fig 2: Checking Line Up Vehicle With Wall Distance To Headlights From Wall
    G10950359Courtesy of MAZDA MOTORS CORP.
  7. Measure the height at the center point of the headlight.
    Fig 3: Measuring Height At Center Point Of Headlight
    G10950360Courtesy of MAZDA MOTORS CORP.
    NOTE:
    • Measure the height at the center point of the headlight in which the aiming is being adjusted because the vehicle height differs depending on vehicle conditions.
  8. Align the center of the headlight to be adjusted with the center of the headlight on the adjustment screen.
    Fig 4: Checking Actual Center Of Headlight On Adjustment Screen
    G10950361Courtesy of MAZDA MOTORS CORP.
  9. Set a partition in front of the headlight which is not being adjusted to block the light.
  10. Start the engine and charge the battery.
  11. Turn on the headlight low beams.
    NOTE:
    • If the headlight low beams are turned on, the light as shown in the figure is emitted to the adjustment screen.
    Fig 5: Identifying Cover Upper Part Of Headlight With Brightness Border Line
    G10950362Courtesy of MAZDA MOTORS CORP.
  12. Cover the upper part of the headlight with a clean rag so that the brightness border line becomes transparent.
    NOTE:
    • If the headlight is covered with a clean rag from the upper part of the headlight in the direction of the arrow shown in the figure, the yellow line disappears and the brightness border line becomes transparent.
    Fig 6: Identifying Headlight Covered With Clean Rag From Upper Part Of Headlight
    G10950363Courtesy of MAZDA MOTORS CORP.
  13. Verify that the actual elbow point of the headlight is at the elbow point position indicated by the adjustment-use screen.
    Fig 7: Identifying Center Elbow Point Of Headlight
    G10950364Courtesy of MAZDA MOTORS CORP.
    • If the actual elbow point of the headlight is not at the elbow point position indicated by the adjustment-use screen, adjust by turning the aiming adjustment screw.
      Fig 8: Turning Aiming Adjustment Screw (Without Adaptive Front Lighting System)
      G10950365Courtesy of MAZDA MOTORS CORP.
      Fig 9: Turning Aiming Adjustment Screw (With Adaptive Front Lighting System)
      G10950366Courtesy of MAZDA MOTORS CORP.