Windshield Projection Head Up Display Control Module, Calibrating

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Special tools and workshop equipment required

Calibration Tool VAS6658

Conditions

-- The windshield projection control module must be calibrated during the following conditions:

The Windshield Projection Head Up Display Control Module -J898- was replaced.
The windshield was removed and installed.
The DTC "no or incorrect basic setting/adaptation" is stored in the DTC memory.

Procedure

-- Move the vehicle onto a secure flat surface.

-- Set the parking brake - the vehicle must not move during the measuring.

-- Remove the upper cover, refer to Overview - Front Door Trim Panel .

-- Fold down the left and right sun visors, disengage them and move them to the side.

-- Engage the Calibration Tool VAS6658 to the center support -1 and 2- for the sun visor.

Fig 1: Identifying Calibration Tool

Courtesy of AUDI OF AMERICA, LLC

Performing calibration

Vehicle Diagnostic Tester is attached.

-- 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 - On Board Diagnostic (OBD) capable systems
82 - Windshield Projection Head Up Display Control Module - J898
82 - windshield projection control module, function
82 - calibrating the head up display

The Vehicle Diagnostic Tester continues with the calibrating procedure from here on.

-- After calibrating the windshield projection head up control module successfully, end "calibration", turn off the ignition and disconnect the diagnostic connector.