Daytime Running Lamp (DRL) bulb, replacing

WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2009 Audi S4, 2009 Audi A4, 2008 Audi S4, 2008 Audi RS 4, and 2008 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

Removing

Turn light switch to position "0".

CAUTION:

Switch off all electrical consumers.
Switch ignition off and remove ignition key.

Right headlamp

Fig 1: Removing Bolts & Air Duct

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Remove screws - arrows -.
Remove air ducts - 1 - and - 2 -.

Fig 2: Releasing Retaining Tab And Detaching Housing Cover For Side Lights From Headlamp Housing

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Both sides, continued:

Release retaining tab - arrow - and detach housing cover for side lights from headlamp housing.

Fig 3: Turning Bulb Holder Counter-Clockwise And Removing From Headlamp Housing

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Turn bulb holder - 1 - counter-clockwise - arrow - and remove from headlamp housing.
Screw bulb out of bulb holder.

Installing

Install in reverse order of removal, noting the following:

CAUTION:

Do not touch glass portion of bulb with bare hands. Even the smallest amount of moisture and/or contaminants from fingers that evaporates on the bulb during operation can cause the glass to cloud over.
When installing housing cover, ensure proper seating. Water intrusion will damage headlamp.

Fit new bulb in housing.
Secure bulb holder by turning clockwise.
Close housing cover.