Touareg V8-4.2L (BHX) (2004)
Headlamp Control Module: Testing and Inspection
Headlight Range Control Module - On Board Diagnostic (OBD), Coding
VAS 5051 Vehicle Diagnostic Testing And Information System, Connecting
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Switch off all electrical consumers.
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Pull on handbrake.
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Automatic transmission selector lever: position "P" or "N".
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Manual transmission: in neutral.
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Ignition switched off.
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Open cover for Data Link Connector (DLC) -1- below lower left instrument panel.
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Connect VAS 5051 using adapter cable VAS 5051/3.
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Switch on ignition.
NOTE: If VAS 5051 display is not as per display in the work sequence
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Select operating mode "Guided Fault Finding"
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Enter appropriate model, equipment and model year information and press ">" to confirm.
After the DTC memory of all control modules has been checked:
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Press "Go to" button
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Select "Function/Component Selection"
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Select: "Body (Repair Group 01; 27; 50 to 97)"
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Select: "Electrical System (Repair Group 01; 27; 90 to 97)"
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Select: "01 - Systems capable of self-diagnosis
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Select: "Automatic vertical headlight aim control"
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Select "Automatic vertical headlight aim control, functions"
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Select appropriate control module ( "left/right") & "...coding"
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Follow tester's prompts.