A8L V8-4.2L (BFM) (2004)
Headlamp Igniter Module: Service and Repair
Headlight Power Output Stage -J667-/-J668-, Removing And Installing
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.
CAUTION:
Before beginning repairs on the electrical system:
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Switch off all electrical consumers.
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Switch ignition off and remove ignition key.
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Disconnect negative (-) battery terminal.
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When disconnecting and reconnecting battery terminals, observe all applicable Notes and torque specifications, as well as instructions on
performing OBD program and electrical system function checks as specified in this Repair Manual.
Removing
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Disconnect battery.
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Remove headlight.
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Loosen locking bolt -1- a few turns.
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Release retainer tabs -arrows- and remove housing cover for low beam from headlight housing.
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Disconnect electrical connector.
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Remove bolts -arrows-.
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Remove headlight power output module from housing cover.
Installing
Install in reverse order of removal, noting the following:
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Check gasket between headlight power output module and housing cover.
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Re-attach connector and close housing cover.
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Secure housing cover with locking bolt.
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Install headlight.
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Reconnect battery.