Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLKSWAGEN2003PASSAT SEDAN 4MOTION (3B3) V6-2.8L (ATQ)REPAIR AND DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - LIGHTING AND HORNSHEADLAMP ALIGNMENT CONTROL MODULETESTING AND INSPECTION
2003 Volkswagen Passat Sedan 4Motion (3B3) V6-2.8L (ATQ)
Headlamp Alignment Control Module: Testing and Inspection
2003 Volkswagen Passat Sedan 4Motion (3B3) V6-2.8L (ATQ)SECTION Testing and Inspection
Code Control Module (function 07)
The control module for automatic vertical headlight aim control must be coded for the appropriate drive layout.
Initiating coding
- Press buttons -0- and -7-.
- Press -Q- button to confirm input.
Indicated on display:
Code Control Module
Enter code numbers XXXXX (0-32000)
For the Passat, the following codes are possible:
- 00007 for Front Wheel Drive (FWD) vehicles
- 00008 for All Wheel Drive (AWD) vehicles
- e.g. input code number 00007.
Indicated on display:
Code Control Module Q
Enter code number 00007 (0-32000)
- Press -Q- button to confirm input.
Indicated on display after approx. 5 seconds:
427907357 autom. vert.aim.cont. D04 ->
Coding 00007
- End coding with the -> button.
Indicated on display
Rapid data transfer HELP
Select function XX
The tester returns to the "Select function" mode.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.