Passat V6-2.8L (ATQ) (2004)
Headlamp Alignment Control Module: Service and Repair
Control Module For High Intensity Gas Discharge (HID) Lamp -J343- / -J344-, Removing and
Installing
Control Module For High Intensity Gas Discharge (HID) Lamp -J343- / -J344-, Removing And Installing
Removing
WARNING:
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HIGH VOLTAGE.
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Always disconnect negative (-) battery terminal prior to servicing any parts of the HID lamp system marked with the yellow "HIGH
VOLTAGE!" symbol.
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After disconnecting battery, briefly turn headlights on and off in order discharge any residual voltage.
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The control modules for HID lamps must never be operated (headlights turned on) without an HID lamp.
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HID bulbs operate at high voltages and temperatures and must only be operated (headlights turned on) when installed in the headlight
housing.
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Internal pressure of HID glass bulb may exceed 10 bar.
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The physical and mechanical properties of HID bulbs are very sensitive. Always wear safety glasses when removing and installing HID bulb
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Remove headlight assembly.
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Disconnect electrical connector -5-
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Remove screw -4-.
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Unclip retainer -7- and pull out control module -6-.
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Remove three screws -arrow- and remove large cover cap -1-
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Turn connector coupling -1- counterclockwise 90 degrees and pull off.
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Pull electrical harness from control module to HID lamp out from headlight housing.
Installing
Install in reverse order of removal.
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Check function of headlight (HID lamp).
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Bring headlight into basic setting
See VAS 5051 Vehicle Diagnostic Testing and Information System or VAS 5052 Vehicle Diagnostic and Service System in mode "Guided Fault
Finding".
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Check headlight aim.