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Adjusting additional headlights > < Adjusting gas discharge headlights - USA vehicles

A4 Mk3

Adjusting fog lights
Adjusting fog lights
Requirements for checking and adjusting
l  Tyre pressure OK
l  Headlight lenses must be clean and dry.
l  Headlight lenses must not be damaged.
l  Reflectors and bulbs OK
l  Roll vehicle several metres or depress front and rear springs fully several times so that springs settle correctly.
l  Release handbrake to avoid torsion of vehicle.
l  Vehicle and headlight adjustment unit must be on a level surface.
l  Headlight adjustment unit must be aligned to vehicle → Operating instructions for headlight adjustment unit.
l  Dip setting on headlight adjustment unit has been adjusted → Operating instructions for headlight adjustment unit.
l  Vehicle correctly loaded.
Vehicle loading: driver's seat occupied, otherwise vehicle unloaded (unladen weight).
l  One person or 75 kg.
Preparations
–  Vehicle must be on a level surface.
–  Turn light switch to „dipped beam“ position – not to „Auto“ position.
–  Pull light switch to „fog light“ position.
–  You will be requested to perform headlight adjustment while running through the programme.
   
Headlight adjustment
–  Turn adjuster screw -arrow- to adjust fog light range.
l  Dip setting: 2%.
  Note
t  The percentage value is for a range of 10 m. Example: Converting a dip setting of 2.0% = 20 cm.
t  Lateral adjustment is not possible.
  A94-10512

Adjusting additional headlights > < Adjusting gas discharge headlights - USA vehicles