WenmarOpen by Wenmar Pro

Service bulletins for the 2008 Audi TT

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

408 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Headlights are shown. Show all

Bulletins, newest first
A9423672071954_12023-11-06. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS; EXTERIOR LIGHTING:HEADLIGHTS. This bulletin provides information pertaining to when there are foreign objects inside of a headlight or taillight.
A941329 2035920-2017-10-31. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. Heavy condensation has built up in the headlight. Condensation only dissipates after the car is driven with the headlights on for at least ten minutes. There is no visible external damage to the headlight lens or housing. Humid outside air (such as during rain) can enter into the headlights through the ventilation hose.
A941565 2012749-2017-10-21. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. Supersedes Technical Service Bulletin Group 94 number 12-92 dated October 24, 2012. Condensation is visible on the inside of the headlight, taillight, fog light, side marker light, front turn signal, daytime running lights, or third brake light lens.
TSB-94-10-382011-02-16. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. AUDI: DAYTIME RUNNING LIGHTS DO NOT WORK. DAYTIME RUNNING LIGHTS DO NOT WORK ON VEHICLES WITH XENON HEADLIGHTS. THE THUMB WHEEL OR OPTION FOR DAYTIME RUNNING LIGHTS IS TURNED OFF BY MISTAKE. *PE
TSB-94-10-122011-01-10. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:SWITCH. AUDI: AUTOMATIC HEADLIGHT SWITCHES ON AND OFF WITHOUT REASON. HEADLIGHT TURNS ON OR OFF EARLY OR LATE WHEN THE LIGHT WITCH IS IN THE AUTO POSITION; AFTER REPLACING THE RAIN LIGHT SENSOR G397 OR AFTER REPLACING THE WINDSHIELD, THE AUTOMATIC HEADLIGHT MAY TURN OR OFF WITHOUT CHANGE OF AMBIENT BRIGHTNESS. HEADLIGHTS OPERATE NORMALLY IF THE LIGHT SWITCH IS IN THE ON OR OFF POSITION. *PE
TSB-94-07-182010-02-25. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:SWITCH. AUDI: AUTOMATIC HEADLIGHT SWITCHES ON AND OFF WITHOUT REASON. AUTOMATIC HEADLIGHT SWITCHES ON TOO EARLY OR TOO LATE, SWITCHES OFF TOO LATE OR COMES ON TOO LATE WHEN THE SUN SHINES BRIGHTLY. AFTER REPLACING THE RAIN LIGHT SENSOR OR AFTER REPLACING THE WINDSHIELD, THE AUTOMATIC HEADLIGHT SWITCHES ON AND OFF WITHOUT REASON. HEADLIGHT CAN STILL BE OPERATED MANUALLY. POSSIBLE CAUSES COULD BE WINDOW DAMAGED/DIRTY IN SENSOR AREA; WHEN WINDOW WAS REPAIRED THE SENSOR WAS FITTED WITHOUT ADHESIVE PAD; AND SENSOR CODE FOR WINDOW IS WRONG; WRONG WINDSHIELD WAS INSTALLED; OR WIRING (PLUG/CONTACT LOOSE) DAMAGED. *PE
SB-94-09-202010-02-17. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH. AUDI: THERE ARE TWO SEPARATE CONDITIONS THAT BOTH OCCUR IN VEHICLES WITH BI-XENON, WITH OR WITHOUT ADAPTIVE LIGHTING (AFS). ONE XENON LIGHT ON EITHER SIDE SPORADICALLY FLICKERS OR FLASHES AND GOES OUT. ONE XENON LIGHT ON ONE SIDE FAILS PERMANENTLY. *PE
TSB-94-09-122009-10-31. Service bulletin. EXTERIOR LIGHTING; EXTERIOR LIGHTING:HEADLIGHTS. AUDI: HEADLIGHT, LOW BEAM MAY NOT WORK. THERE ARE TWO SEPARATE CONDITIONS THAT BOTH OCCUR IN VEHICLES WITH BI XENON, WITH OR WITHOUT ADAPTIVE LIGHTING(AFS). ONE XENON LIGHT ON EITHER SIDE SPORADICALLY FLICKERS OR FLASHES AND GOES OUT. ONE XENON LIGHT ON ONE SIDE FAILS PERMANENTLY. *PE
TSB-94-09-142009-10-23. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH; EXTERIOR LIGHTING:HEADLIGHTS. AUDI: THERE ARE TWO SEPARATE CONDITIONS THAT BOTH OCCUR IN VEHICLES WITH BI-XENON, WITH OR WITHOUT ADAPTIVE LIGHTING (AFS): ONE XENON LIGHT ON EITHER SIDE SPORADICALLY FLICKERS OR FLASHES AND GOES OUT. WHEN HEADLAMPS ARE TURNED OFF AND ON AGAIN OR AT IGNITION CYCLE, THE HEADLAMPS MAY FUNCTION PROPERLY OR EXHIBIT THE SAME BEHAVIOR; ONE XENON LIGHT ON ONE SIDE FAILS PERMANENTLY. *PE
2012749-22008-09-03. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:CONCEALMENT DEVICES; EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS; EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING:BACK UP LIGHTS; EXTERIOR LIGHTING:FOG LIGHTS; EXTERIOR LIGHTING:TAIL LIGHTS; EXTERIOR LIGHTING:BRAKE LIGHTS. EXTERIOR LIGHTS, MOSITURE ACCUMULATION. *PE
07182008-02-21. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:SWITCH. AUTOMATIC HEADLIGHT SWITCHES ON AND OFF WITHOUT REASON. *NJ
200562432007-07-06. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. HEADLIGHT AIMING, USING HELLA UNIVERSAL BEAMSETTER. *KB

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.