Contents Wiring diagrams Section: Procedures All sections

Maintenance Procedures: Adjustments Audi A8 D3 facelift 2

Procedures 2 illustrations ~315 words

Headlamps: Check setting, adjust if necessary

The following test- and adjustment instructions are applicable to all countries. National guidelines or regulations of the country must be observed.

Check and adjustment conditions

  1. Tire pressure OK.
  2. Lenses must not be damaged or dirty.
  3. Reflectors and bulbs OK.
  4. Vehicle must be properly loaded.

Load: Vehicle must be loaded with one person on the drivers seat, weighing 75 kg, otherwise vehicle must be empty (curb weight).

The curb weight is the weight of the vehicle ready for operation with completely filled fuel tank (at least 90%), including the weight of all equipment items carried for operation (e.g. spare wheel, tool, vehicle jack, fire extinguisher etc.).

If the fuel tank is not at least 90% full, adjust the weight as follows

  1. Read fuel level from fuel gauge. Calculate additional weight needed using the following table. Place extra weight in luggage compartment.

Headlamps, checking adjustment (with new test screen without 15 ° setting line)

  1. Start the engine.
  2. Switch low beams on.

Scheme 5

Scheme 5
  1. Horizontal light-dark border must contact hyphenated line - 1 - on test surface.
  2. Break-away point - 2 - between left horizontal part and rising part on right of light-dark border must run vertically through central point - 3 -. The bright core of the light beam must be on the right of the vertical line.

Note. To make it easier to find break-away point - 2 - cover and uncover left half of headlamp (as viewed when looking forward) a few times. Next, check low beam again. After correct adjustment of dipped beams the center point of the main beam must lie on the center mark - 3 -.

Scheme 6

Scheme 6
  1. For the previous test screen with 15 ° -setting line, adjust as for new test screen. To avoid incorrect settings, ignore 15 ° setting line.
  1. If the headlamp adjustment is not OK, adjust headlamps