A8L Quattro Sedan V8-4.2L (BVJ) (2007)
Headlamp Igniter Module: Service and Repair
High-Intensity Gas Discharge Headlamp Ignition Coil, Removing and Installing
High-Intensity Gas Discharge Headlamp Ignition Coil, Removing And Installing
CAUTION: Always disconnect battery ground strap before working on gas-discharge headlight components marked with yellow high-voltage
symbols.
Removing
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Activate vehicle lift mode.
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With ignition switched off, disconnect battery Ground (GND) cable.
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Remove appropriate front wheel.
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Remove appropriate front wheel housing liner.
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Loosen locking bolt - 1 - a few turns.
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Release retainer tabs - arrows - and detach low beam housing cover from headlight housing.
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Disconnect connector - 1 - at ignition coil for gas-discharge lamp.
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Turn ignition coil - 2 - for gas-discharge lamp counter-clockwise - arrow - and detach.
Installing
Install in reverse order of removal, observing the following:
NOTE: Ignition coil must be installed before attaching connector.