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Headlamps: Check Adjustment: Procedure:

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-- For vehicles with manual headlamp range control, set the adjusting mechanism to the basic setting.

-- Activate the low beam.

-- Align the headlamp adjusting unit parallel to the vehicle and place it at a distance of 30 to 70 cm -dimension a- centered in front of the headlamp. The maximum deviation from the center point of the light-emitting surface is 3 cm -dimension b-.

Fig 1: Headlamp Adjuster Distance
GWWA94-10552Courtesy of AUDI OF AMERICA, LLC

-- Adjust the angle of the headlamp adjusting unit so that the headlamp light distribution on the testing surface meets the following specification: horizontal cut-off line on the separating line -1-.

Fig 2: Identifying Headlamp Adjustment Setting Line -1-, Break-Away Point -2- And Center Point/Mark -3-
GWWN01-11231Courtesy of AUDI OF AMERICA, LLC

-- Read the set angle value of the headlamp adjusting unit.

-- Repeat the procedure on the opposite side.

-- Compare the left and right angle values.

-- If they vary from each other by 2.0% or higher, check and adjust the headlamp setting according to the service information specifications. Refer to HEADLAMP, ADJUSTING .