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Descriptions of work -> Headlight adjustment: checking matrix LED headlights for Your Volkswagen Taigo SUV First Generation (2021-2025)

Polo 2018 ➤, Polo 2022 ➤, Taigo 2022 ➤  
Maintenance - Edition 10.2021  
4.48  
Headlight adjustment: checking LED  
headlights (Polo)  
Note  
Additional weights are no longer used.  
Instead, a different inclination setting on the headlight adjust‐  
ment unit is used.  
If the maintenance tables are used, the settings are dis‐  
played in the vehicle-specific maintenance list.  
The headlight adjustment is subject to a separate charge.  
Test and adjustment conditions ⇒ page 147  
Headlight adjustment (ECE): checking ⇒ page 147  
LED headlights: adjusting ⇒ page 148 .  
4.48.1  
Test and adjustment conditions  
Tyre pressure OK  
Headlight lenses must not be damaged or dirty.  
Reflectors and lights OK  
The initialisation of the headlight range control must have  
1)  
been completed.  
The vehicle must be rolled forward and backward several  
metres or front and rear springs must be bounced fully sev‐  
eral times so that springs settle.  
Vehicle and headlight adjuster must be on a level surface.  
Vehicle and headlight adjustment unit must be aligned.  
Inclination must be set.  
Event memory must be cleared.  
If the headlight adjustment unit has an adjustment mode,  
select it.  
Refer to the ⇒ operating instructions for headlight adjust‐  
ment units.  
The current software for the headlight adjustment unit -VAS  
621 001- is available on the equipment manufacturer’s  
homepage.  
1)  
During the initialisation, the step motors for the headlight  
range control are reset to dipped beam position. The initialisa‐  
tion of the headlight range control is performed during vehicle  
start or after an "on" signal is applied to terminal 15.  
4.48.2  
Headlight adjustment (ECE): adjusting  
Special tools and workshop equipment required  
♦ Headlight adjustment unit -VAS 621 001-  
♦ Headlight adjustment unit -VAS 621 005-  
♦ Vehicle diagnostic tester  
The inclination on the headlight adjustment unit is set according  
to the fuel level in the fuel tank.  
4. Descriptions of work  
147  
Polo 2018 ➤, Polo 2022 ➤, Taigo 2022 ➤  
Maintenance - Edition 10.2021  
Inclination setting for ECE-compliant gas discharge headlights,  
LED headlights and DLA headlights  
Fill level of  
fuel gauge  
Inclination  
0 to 1/2  
1/2 to 1  
1.0%  
1.0%  
Test pattern with dipped headlights  
Check the following:  
– With the dipped beam switched on, the lowest part of the  
horizontal light-dark border must be aligned with the dividing  
line -1- of the test area.  
– The breaking point -2- between the horizontal part of the  
light-dark border on the left and the slope on the right should  
be on the vertical line passing through the centre mark.  
Note  
To simplify the determination of the breaking point -2-, cover  
and uncover left (from driver perspective) half of the head‐  
light a few times. Then check dipped beam again.  
After correct adjustment of dipped beams, the centre point of  
the main beam must lie on the centre mark -3-.  
4.48.3  
LED headlights: adjusting  
Note  
The headlight adjustment is subject to a separate charge.  
A vehicle with LED headlights and cornering light can be  
identified by PR number 8IU and 8IX.  
– Carrying out basic setting of headlight range control ⇒ page  
30  
148  
4. Descriptions of work  
Polo 2018 ➤, Polo 2022 ➤, Taigo 2022 ➤  
Maintenance - Edition 10.2021  
Adjusting left headlight  
1 - Height adjustment  
2 - Lateral adjustment  
– Turn height adjustment screw -1- until setting is correct.  
– Turn lateral adjustment screw -2- until setting is correct.  
4.49  
Headlight adjustment: checking LED  
headlights (ECO) (Polo PA, Taigo)  
Note  
Additional weights are no longer used.  
Instead, a different inclination setting on the headlight adjust‐  
ment unit is used.  
If the maintenance tables are used, the settings are dis‐  
played in the vehicle-specific maintenance list.  
The headlight adjustment is subject to a separate charge.  
Test and adjustment prerequisites ⇒ page 149  
Check headlight adjustment (ECE). ⇒ page 149  
LED headlights (ECO): adjusting ⇒ page 150  
4.49.1  
Test and adjustment conditions  
Tyre pressure OK  
Lenses must not be damaged or dirty.  
Reflectors and bulbs OK.  
The vehicle must be rolled forward and backward several  
metres or front and rear springs must be bounced fully sev‐  
eral times so that springs settle.  
Vehicle and headlight adjuster must be on a level surface.  
Vehicle and headlight adjuster must be aligned.  
Inclination must be set.  
Refer to the ⇒ operating instructions for headlight adjust‐  
ment units.  
4.49.2  
Headlight adjustment (ECE): adjusting  
Special tools and workshop equipment required  
♦ Headlight adjustment unit -VAS 621 001-  
4. Descriptions of work  
149  
Polo 2018 ➤, Polo 2022 ➤, Taigo 2022 ➤  
Maintenance - Edition 10.2021  
♦ Headlight adjustment unit -VAS 621 005-  
– Check headlight height adjustment by setting the maximum  
level and monitoring the headlights' light.  
– If fitted, then set the headlight range control thumb wheel to  
position 0 .  
The inclination on the headlight adjustment unit is set according  
to the fuel level in the fuel tank.  
Angle setting for LED headlights ECE  
Fill level of  
fuel gauge  
Inclination  
0 to 1/2  
1/2 to 1  
1.4%  
1.0%  
Test pattern with dipped headlights  
Check the following:  
– Whether, with the dipped beam switched on, the horizontal  
bright/dark boundary contacts the dividing line -1- of the test  
area and  
– Check whether the breaking point -2- between the horizontal  
part of the light/dark border on the left and the rising part  
on the right lies on the vertical line of the central point -3-.  
The bright core of the light beam must be to the right of the  
vertical line.  
Note  
To simplify the determination of the breaking point -2-, cover  
and uncover left (from driver perspective) half of the head‐  
light a few times. Then check dipped beam again.  
After correct adjustment of dipped beams, the centre point of  
the main beam must lie on the centre mark -3-.  
4.49.3  
LED headlights (ECO): adjusting  
Note  
The headlight adjustment is subject to a separate charge.  
A vehicle with ECO LED headlights can be identified by PR  
number 8IT.  
150  
4. Descriptions of work  
Polo 2018 ➤, Polo 2022 ➤, Taigo 2022 ➤  
Maintenance - Edition 10.2021  
Adjusting left headlight  
1 - Height adjustment  
2 - Lateral adjustment  
– Turn height adjustment screw -1- until setting is correct.  
– Turn lateral adjustment screw -2- until setting is correct.  
4.50  
Headlight adjustment: checking matrix  
LED headlights  
Note  
Additional weights are no longer used.  
Instead, a different inclination setting on the headlight adjust‐  
ment unit is used.  
If the maintenance tables are used, the settings are dis‐  
played in the vehicle-specific maintenance list.  
The headlight adjustment is subject to a separate charge.  
Test and adjustment conditions ⇒ page 151  
Check headlight adjustment using headlight adjusting unit -VAS  
621 001- ⇒ page 152 .  
Check headlight adjustment using headlight adjustment unit -  
VAS 621 005-. ⇒ page 153  
Matrix LED headlights: adjusting ⇒ page 154 .  
4.50.1  
Test and adjustment conditions  
Tyre pressure OK  
Headlight lenses must not be damaged or dirty.  
Reflectors and lights OK  
The initialisation of the headlight range control must have  
1)  
been completed.  
Standard running gear: The vehicle must be rolled forward  
and backward several metres or front and rear springs must  
be bounced fully several times so that springs settle.  
Vehicle and headlight adjuster must be on a level surface.  
Vehicle and headlight adjustment unit must be aligned.  
Inclination must be set.  
Event memory must be cleared.  
4. Descriptions of work  
151  
Polo 2018 ➤, Polo 2022 ➤, Taigo 2022 ➤  
Maintenance - Edition 10.2021  
Headlight adjustment unit must be in correct adjustment  
mode (light mode), if available.  
Observe ⇒ operating manual for headlight adjusting unit.  
The current software for the headlight adjustment unit -VAS  
621 001- is available on the equipment manufacturer’s  
homepage.  
1)  
During the initialisation, the step motors for the headlight  
range control are reset to dipped beam position. The initialisa‐  
tion of the headlight range control is performed during vehicle  
start or after an "on" signal is applied to terminal 15.  
4.50.2  
Check headlight adjustment using  
headlight adjusting unit -VAS 621 001-  
Special tools and workshop equipment required  
♦ Headlight adjustment unit -VAS 621 001-  
Note  
The headlight adjuster -VAS 621 001- may only be used for  
checking the headlight adjustment if it has software version  
V1.10.000 or later installed.  
Observe the operating instructions for the headlight adjust‐  
ing unit.  
The inclination on the headlight adjustment unit is set according  
to the fuel level in the fuel tank.  
Inclination value for ECE LED headlights  
Fill level of  
fuel gauge  
Inclination  
0 to 1/2  
1/2 to 1  
1.0%  
1.0%  
Check headlight adjustment using headlight adjusting unit -VAS  
621 001-  
– Press function button -1- in main menu of headlight adjusting  
unit -VAS 621 001-.  
152  
4. Descriptions of work  

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