Audi Q3 Owners & Service Manuals

Audi Q3: HID Headlamp, Adjusting

Checking and Adjusting Conditions

  • Tire pressure is OK.
  • The headlamp lens must be clean and dry.
  • The headlamp lens may not be damaged.
  • Headlamp reflectors and bulbs are OK.
  • Vehicle load must be created.

Vehicle load on driver's seat in otherwise unloaded vehicle (curb weight).

  • One person or 75 kg (165 lbs).

The curb weight is the weight of the operational vehicle with completely full fuel tank, including the weight of all equipment carried in operation.

  • Fuel tank: at least 90% full.
  • Equipment: for example, spare wheel, tools, vehicle jack, fire extinguisher, etc.

If the fuel tank is not at least 90% full, the load must be created as follows.

- Check fuel tank fill lever in instrument cluster tank gauge and compare with the following table. Place additional weight in the luggage compartment, if necessary.

Audi Q3. HID Headlamp, Adjusting

  Note

Use fuel containers filled with water as additional weight (a 5 liter (5.28 qts) fuel container filled with water weighs 5 kg (11.02 lb) ).

  • Roll the vehicle several yards or move it back and forth several times to seat the springs.
  • The electromechanical parking brake must not be engaged so vehicle is not under stress.
  • The vehicle and headlamp adjusting unit must be on a level surface.
  • The headlamp adjusting unit must be aligned to the vehicle. Refer to the Headlamp Adjusting Unit Instructions.
  • The headlamp adjuster must be distance -a- 30 to 70 cm (11.81 to 27.55 in.) in front of the headlamp and should not deviate more than dimension -b- = 3 cm (1.18 in.) from the headlamp center point.
  • The inclination dimension is set on the headlamp adjusting unit. Refer to the Headlamp Adjusting Unit Operating Instructions.

Audi Q3. A94-10552

  • The angle dimension -arrow- is stamped for ECE countries on the upper edge of the headlamp -1- in "%".
  • The standard angle dimension for the USA is 0.7%.

  Note

The percentage indicator is based on a 10 meter projection distance. At an angle dimension of 1.0%, for example, converts to 10 cm. (3.93 in)

Procedure

- The vehicle must be standing on a flat surface.

- Turn the headlamp switch to "low beam" - not "Auto".

- Close all the doors and the rear lid and keep them closed for the duration of the testing/adjusting procedure.

Procedure

- Vehicle Diagnostic Tester Connect.

- Choose operation mode Diagnosis and start the diagnosis.

- Select the tab test plan.

- Select select individual tests and choose the following sequence.

  • Body
  • Electrical Equipment
  • 01 - OBD-capable systems
  • 55 - Dynamic headlamp range control - J431/J745
  • 55 - Headlamp range control, functions
  • 55 - Basic setting

  Note

The headlamps move into the basic setting with this program.

- Follow the instructions in the Vehicle Diagnostic Tester display.

- During the program, you will be asked to perform a headlamp adjustment.

Headlamp Adjustment

  • The horizontal light-dark border must touch the dividing line -1- on the adjusting unit test surface.
  • The point -2- between the left horizontal part and the right rising part of the light-dark border must run vertically through the central mark -3-. The bright core of the light beam must be to the right of the vertical.

  Note

  • To determine the point -2- more easily, cover and uncover the left half of the headlamp several times. Then check low beam again.

Audi Q3. A94-11253

  • After correct headlamp adjustment, the center of the high beam light beam must be on the central marking -3-.

- To adjust the height of the headlamp, set the light-dark border just under the dividing line with the adjustment screw -1-.

- Then adjust the light-dark border, starting from the bottom, on the dividing line.

- For side adjustment, turn the adjusting screw -2-.

The adjusting screw -2- for the side adjustment must be secured with a plug after the adjustment is made on USA vehicles. For the correct plugs. Refer to the Parts Catalog.

  Note

The allocation on the right headlamp is reversed.

Audi Q3. A94-11694

- After the headlamp is adjusted, complete the "Basic setting". Switch off the ignition and disconnect the diagnostic connector.

Audi Q3. A94-11200

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