A4 Quattro Wagon L4-2.0L Turbo (CAEB) (2009)
Headlamp Bulb: All Technical Service Bulletins
Lighting - One Xenon Headlamp Flickers Or Is Inoperative
94 Xenon headlight flickers or is inoperative on one side (DTC 00978 or 00979)
94 10 19
2021751/3
June 7, 2010
Supersedes Technical Service Bulletin Group 94 number 10-10 dated April 29, 2010 for reasons listed below.
Affected Vehicles
Condition
^ The Xenon headlight on one side of the vehicle flickers or is inoperative (intermittently or permanently).
^ One of the following DTCs is stored in the Electronic Central Electronics control module J519 (address word 09) for the affected headlight:
^
DTC 00978 (Left Low Beam Headlight -M29- Electrical fault in circuit).
^
DTC 00979 (Right Low Beam Headlight -M31- Electrical fault in circuit).
^ The Xenon bulbs were manufactured by Philips.
Technical Background
Only Philips-brand Xenon bulbs are affected.