MATRIX LED HEADLAMP, CALIBRATING USING Headlamp Adjusting Unit: VAS5209B

WARNING: This page is about a different variant/trim than selected.

Special tools and workshop equipment required

Approved Alignment & Adjustment Unit

-- The Matrix LED headlamp is calibrated using the Vehicle Diagnostic Tester.

-- In this procedure the low beam is set first. Then the Matrix beam high beam function is calibrated.

TIP

Software version from V 0.80 for the Approved Alignment & Adjustment Unit is required to calibrate the Matrix beam high beam function.

The Matrix Headlamp must be Calibrated after the Following Work:

Headlamp position was changed (removing and installing, loosening and tightening the screws)
Headlamps were adjusted.
The Drivetrain Control Module -J775- was calibrated or replaced.
The Left Rear Level Control System Sensor -G76-, Right Rear Level Control System Sensor -G77-, Left Front Level Control System Sensor -G78- or Right Front Level Control System Sensor -G289- was replaced.
During the program, performing a headlamp adjustment will be prompted. Refer to the Headlamp Adjusting Unit Owner's Manual.
Left LED Headlamp Power Output Module 1 -A31- /Right LED Headlamp Power Output Module 1 -A27- was replaced.

Requirements

Pay attention to the testing and adjustment requirements. Refer to HEADLAMP, ADJUSTING .

Procedure

-- Align the Approved Alignment & Adjustment Unit at the distance -a- = 100 mm to the vehicle center. Refer to the Approved Alignment & Adjustment Unit Owner's Manual.

Fig 1: Aligning Headlamp Adjusting Unit

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Check the parallel alignment of the Approved Alignment & Adjustment Unit to the vehicle transverse axis. To do so, align the laser beam of the Approved Alignment & Adjustment Unit to the left and right front fender bolts -arrows-.

Fig 2: Checking Parallel Alignment Of Headlamp Adjusting Unit

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Push the Approved Alignment & Adjustment Unit in front of the left headlamp and check the parallel alignment again.

To prevent a glare for other motorists, pay attention to the exact orientation of the headlamp adjusting unit.

Calibrating Procedure

The Vehicle Diagnostic Tester is connected.

-- Select and start the Diagnostic operating mode.

-- Select the Test plan tab.

-- Select the Select individual test button and select the following tree structure consecutively:

Vehicle functionality
55 - Basic setting / 004B - headlamp basic setting

Start the selected program and follow the instructions on the Vehicle Diagnostic Tester display. The low beam must be adjusted first for this procedure. Refer to LED HEADLAMP, ADJUSTING, VEHICLES FROM MY 2017 .

Further along in the program sequence a request is made to determine/read and to input the angle value of the inner segment edge of the left headlamp in the headlamp adjusting unit.

-- Center the light collecting box lens to the headlamp reference segment.

-- In the main menu of the Approved Alignment & Adjustment Unit press the "F1" button -arrow- to measure the angle value.

Fig 3: Identifying F1 Button On Headlamp Adjusting Unit Screen Display

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Shown on display:

Fig 4: Identifying Left Fog Lamp Button On Headlamp Adjusting Unit Screen Display

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Push the button -arrow- for the left fog lamp for at least three seconds.

Shown on display:

Fig 5: Identifying Angle Values On Headlamp Adjusting Unit Screen Display

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The angle values of the inner reference segment edge are displayed.

-- Enter the angle value -arrow- of the inner reference segment edge in the Vehicle Diagnostic Tester. While doing so, pay attention to the sign if necessary.

-- Push the "F4" button -arrow- on the Approved Alignment & Adjustment Unit.

Fig 6: Identifying F4 Button On Headlamp Adjusting Unit Screen Display

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Further along in the program sequence a request is made to determine/read and to input the angle value of the inner segment edge of the right headlamp in the headlamp adjusting unit.

-- Align the Approved Alignment & Adjustment Unit at the distance -a- = 100 mm to the center of the vehicle. Refer to the Approved Alignment & Adjustment Unit Owner's Manual.

Fig 7: Aligning Headlamp Adjusting Unit

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Fig 8: Checking Parallel Alignment Of Headlamp Adjusting Unit

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Push the Approved Alignment & Adjustment Unit in front of the right headlamp and check the parallel alignment again.

-- Center the light collecting box lens to the headlamp reference segment.

-- In the main menu of the Approved Alignment & Adjustment Unit, press the "F1" button -arrow- to measure the angle value.

Fig 9: Identifying F1 Button On Headlamp Adjusting Unit Screen Display

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Shown on display:

Fig 10: Identifying Right Fog Lamp Button On Headlamp Adjusting Unit Screen Display

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Push the button -arrow- for the right fog lamp for at least three seconds.

Shown on display:

Fig 11: Identifying Angle Values On Headlamp Adjusting Unit Screen Display

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The angle values of the inner reference segment edge are displayed.

-- Enter the angle value -arrow- of the inner reference segment edge in the Vehicle Diagnostic Tester. While doing so, pay attention to the sign if necessary.

-- Push the "F4" button -arrow- on the Approved Alignment & Adjustment Unit.

Fig 12: Identifying F4 Button On Headlamp Adjusting Unit Screen Display

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- After completing the calibration, read the DTC memory and correct any existing faults.