Contents Wiring diagrams Section: Procedures All sections

Maintenance (A4 Platform): Adjustments Volkswagen Jetta IV

Procedures 10 illustrations ~1158 words

Headlight wash/wipe system (Golf), check jet setting, adjust nozzles if necessary

Headlight wash/wipe system (Jetta). Refer to Headlight wash/wipe system (Jetta), check jet setting, adjust nozzles if necessary under Windshield wash/wipe system and headlight wash system, check function

Special tools, testers and auxiliary items required

Scheme 92

Scheme 92: Headlight wash/wipe system (Golf), check jet setting, adjust nozzles if necessary
  1. Adjustment tool VAS 3019A

Perform following work sequence

Spray jet adjustment for left headlight (right headlight is identical but reversed)

  1. Check spray jet setting.

Scheme 93

Scheme 93
A100 mmC55 mm
B75 mmD125 mm
  1. If necessary, adjust spray nozzles as follows

Scheme 94

Scheme 94
  1. Pull spray nozzles - arrow - out to stop and adjust spray to applicable points using Adjustment tool VAS 3019A.

Note. If spray field is uneven or does not adjust to aforementioned specifications, replace washer jet (repair measures).

Headlight wash/wipe system (Jetta), check jet setting, adjust nozzles if necessary

Special tools, testers and auxiliary items required

  1. Adjustment tool VAS 3019A

Perform following work sequence

Spray jet adjustment for left headlight (right headlight is identical but reversed)

  1. Check spray jet setting

Scheme 95

Scheme 95
A165 mm
B55 mm
  1. If necessary, adjust spray nozzles as follows

Scheme 96

Scheme 96
  1. Pull spray nozzles - arrow - out to stop and adjust spray to applicable points using Adjustment tool VAS 3019A.

Note. If spray field is uneven or does not adjust to aforementioned specifications, replace washer jet (repair measures).

Windshield wiper blades parked position, adjust if necessary

  1. Perform work sequence Repair Manual, Electrical equipment, Rep.-Gr.92; Windshield wash/wipe system; Windshield wiper system; Windshield wiper blades parked position, adjusting

Windshield wiper blades, check angle setting, adjust if necessary

Note. With the installation of Aero wiper blades the angle setting examination of the wiper arms is not valid. The angle setting of the Aero wiper arm is always the same and can not be changed or adjusted. Check the angle setting of other wiper blades, and only if the wiper blades pulsate or make noise.

Special tools, testers and auxiliary items required

Scheme 97

Scheme 97: Windshield wiper blades, check angle setting, adjust if necessary
  1. Wiper blade adjuster VAS 3358B
  1. Park windshield wiper arms.
  2. Remove windshield wiper.

Scheme 98

Scheme 98
  1. Set windshield wiper arm - 2 - in the Wiper blade adjuster VAS 3358B and secure with the locking screw - 3 -.
  2. Check the angle setting.
Angle setting (specified values) for
Left-hand drive vehicles
Driver side8.5 °
Passenger side1.0 °
Rear wiper0 °
Tolerance± 2 °

If necessary, adjust angle setting to specified value as follows

  1. Apply 24 mm open end wrench - 1 - on adjustment device and set wiper arm - 2 - to specified value - arrows -.
  2. Release wiper arm - 2 - from adjustment fixture and again tighten lock screw - 3 -.
  3. Compare adjusted value with specified value. If necessary repeat procedure until specified value is reached.
  4. Remove adjustment fixture and reinstall wiper blade.
  1. Check wiper blade for pulsation-free operation.

Headlight adjustment, checking

Checking headlight adjustment for headlights with gas discharge lamps. Refer to Headlight adjustment, checking headlight with gas discharge lamps under Headlight adjustment, checking

Special tools, testers and auxiliary items required

  1. Headlight setting unit VAS 5046/

or

  1. Headlight setting unit VAS 5047/

The following test- and adjustment instructions are applicable to all countries. But national legislation and regulations of the respective country is to be adhered to.

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 to be operated with filled fuel tank (at least 90% filled), including the weight of all equipment usually carried in the car such as spare wheel, tools, car 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.
Fuel level according to fuel gaugeAdditional weight in luggage compartment in lbs (kg)
1/466 (30)
1/244 (20)
3/422 (10)
Full0 (0)

Tank filling table

Example

If the fuel tank is half full, place a weight of 44 lbs (20kg) in the luggage compartment.

Note. For additional weight use containers filled with water. A container filled with 5 liters of water weighs approx. 12 lbs (5kg).

Move vehicle back and forth for 1 meter (3 to 4 feet) or bounce front and rear of vehicle several times up and down to settle suspension.

  1. Vehicle and headlight adjuster must be on a level surface. User manual for headlight adjuster.
  2. Vehicle and headlight adjuster must be aligned.
  3. Inclination must be set.

In the trim above the headlight, inclination measurements are stamped in "%". The headlights must be adjusted according to these measurements. Percentage information is based on a projection distance of 10 meters. For example: inclination of 1.2 % converts to approx. 12 cm.

  1. The adjusting wheel for the beam width regulation must be located in basic setting (-).

Headlight adjustment, checking headlight with gas discharge lamps

Special tools, testers and auxiliary items required

  1. Vehicle Diagnosis, Testing and Information System VAS 5051A
  2. Diagnostic cable VAS 5051/6A
  3. Headlight setting unit VAS 5046/

or

  1. Headlight setting unit VAS 5047/

The following test- and adjustment instructions are applicable to all countries. But national legislation and regulations of the respective country is to be adhered to.

The following are prerequisites when adjusting headlights with gas discharge system

  1. Tire pressure OK.
  2. Lenses must not be damaged or dirty.
  3. Reflectors and bulbs OK.
  4. The parking brake must not be engaged and no gear should be selected.
  1. The steering wheel must be in straight-ahead position.
  2. The vehicle may not be moved during the basic setting (including door "open and close" , leaning against, getting in and out).
  3. Nobody may be in the vehicle and the vehicle must not be loaded.
  4. Move vehicle back and forth for 1 meter (3 to 4 feet) or bounce front and rear of vehicle several times up and down to settle suspension.
  1. Vehicle and headlight adjuster must be on a level surface.
  2. Vehicle and headlight adjuster must be aligned.
  3. Inclination must be set.

In the trim above the headlight, inclination measurements are stamped in "%". The headlights must be adjusted according to these measurements. Percentage information is based on a projection distance of 10 meters. For example: inclination of 1.2 % converts to approx. 12 cm.

Headlight (left)

Perform basic setting with the Vehicle Diagnosis, Testing and Information System VAS 5051B

Scheme 99

Scheme 99
  1. Connect Vehicle Diagnosis, Testing and Information System VAS 5051B using the Diagnostic cable VAS 5051/6A with ignition switched off.
  2. Switch ignition on
  3. Select "Guided Functions"
  4. Select "Automatic beam width regulation"
  1. Select "Perform basic setting"
  2. Follow the instructions on the tester.
  3. Check the headlight adjustment and, if necessary, adjust the headlights.

Adjusting procedure for Golf. Refer to Adjusting headlights for the Golf under Headlight adjustment, checking , for Jetta. Refer to Adjusting headlights for the Jetta under Headlight adjustment, checking

End adaptation

Scheme 100

Scheme 100

Indicated on display

  1. Press the "Go to" button - arrow - on display.

Scheme 101

Scheme 101

Indicated on display

  1. Press "exit" button - arrow - on display.
  2. Press "exit" button in exit menu.
  3. Turn off ignition and disconnect diagnostic connection.