Operation CHARM: Car repair manuals for everyone.

Campaign - Replace Headlight Reflectors: Overview

April 2005

Subject: 2003-2004 Audi A4 Cabriolet and 2004 Audi S4 Cabriolet Vehicles
Equipped with Xenon Headlights
Replace Left and Right Xenon Headlight Reflectors












This is to inform you of the initiation of a safety recall campaign involving some 2003-2004 model year Audi A4 Cabriolet vehicles and some 2004 model year S4 Cabriolet vehicles equipped with xenon headlights.

Campaign Work Procedure

Parts:
Reflector Kit, part number 8H0 998 998 A contains:

- 1 - pr. gloves

- 1 - left headlight reflector

- 1 - right headlight reflector

Special Tools and Equipment:





- VAS 5051 or VAS 5052

- VAS 6017B K-wire adapter

- Hella Universal Beamsetter IV VAS 5107

Work Sequence

- Obtain anti-theft radio security code

- Switch ignition off

WARNING:
- Caution high voltage. Make sure to disconnect battery Ground (GND) strap before performing work on parts of high intensity gas discharge Headlights (xenon) marked with yellow high voltage symbol

- Headlights may be hot

- Open hood and slide battery cover to the right and remove

- Disconnect battery ground (GND) cable

Section A - Headlight Removal

Left headlight





- Remove cover -1- in engine compartment (left side), if present

Right headlight





- Remove cover -1- in engine compartment (right side), if present





- Remove bolts -arrows-

- Detach Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80- -1- at air guide

- Remove air guide -2-

Both sides





- Apply adhesive tape below headlights to protect paint

- Remove bolts -1- and -4-

- Loosen bolt -2- several turns but do not remove

- Cut cable tie, if present

- Disconnect electrical harness connector -3-





- Swing headlight in direction of fender

- Remove headlight from body by pulling outward

Section B - Reflector Replacement





- Remove housing cover from headlight housing

- Disconnect connector -arrow- from headlight adjusting motor





- Disconnect ground cable -arrow- for gas discharge bulb from headlight beam screen





- Push harness connector for gas discharge bulb down slightly while turning counterclockwise -curved arrow-, then pull connector from gas discharge bulb

- Pull harness for gas discharge bulb from both mounting tabs -Pos. 2-





- Use Torx T20 to remove screws -arrows A, B and C-, holding gas discharge reflector in place

- Loosen screws -arrows 1 and 2- for headlight adjusting motor, but do not remove them

- Tilt headlight adjusting motor slightly, making sure connecting rod does not become disengaged from reflector assembly





- Put on gloves supplied in reflector kit to avoid damaging bulb and reflector

- Remove reflector

- If necessary, push cable to side and pull reflector out diagonally -arrow-

NOTE:
Glass portion of bulb must not be handled without gloves under any circumstances





- Remove Torx T10 screws -arrows- then remove retaining ring

- Pull gas discharge bulb out by base and lay carefully to the side





- Locate mark on new reflector -arrow- that indicates on which side of vehicle to install reflector (It is next to tab sticking out on edge of reflector)

- R - right headlight reflector

- L - left headlight reflector





- Install gas discharge bulb in new reflector, careful to only touch bulb base

- Pay attention to locating tabs -arrows-

- Set retaining ring on and install Torx T10 screws





- Examine position of headlight beam screen in headlight. Make sure it is properly located on guide pins -arrows-





NOTE:
Left and right side reflectors are different, pay attention to location

- Install new reflector in headlight housing





- Align reflector with headlight beam screen over guide pins -arrows-





- Using Torx T20 install screws -arrows A, B and C- for reflector

- Tighten two screws -arrows 1 and 2- for adjusting motor





- Connect ground cable on terminal at bottom of headlight beam screen





- Connect connector to headlight adjusting motor -arrow A-

- Install harness connector for gas discharge bulb -arrow B- by pushing it down slightly while turning clockwise





- Clip harness connector for gas discharge bulb in both places -arrows-

- Install headlight cover

- Repeat procedure for opposite headlight

Section C - Headlight Installation

- Install headlights in reverse of removal, making sure to:

- Push headlight horizontally up to stop on bottom headlight mount

- Align headlight to contours of body (gap widths)





- Install bolts -1-, -2- and -4- and torque to 6 Nm (53 in. lbs.)

- Connect electrical harness connector -3-

- Reconnect battery ground (GND) cable and tighten to 6 Nm (53 in. lbs.)

- Reinstall battery cover

- Set anti-theft radio code and check operation

- Set clock and power window pinch protection

- Set power seat memory initialization, if present

- Adjust headlights using VAS 5051 or VAS 5052 with VAS 6017B and VAS 5107 Hella Universal Beamsetter IV

- Replace air guide and engine covers

- Close hood

- Destroy and properly dispose of removed part(s)