# Service bulletin 0402

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.

- Type: Service bulletin
- NHTSA id: 10009883
- Published by NHTSA: 2004\-11\-02
- Manufacturer's number: 0402
- Manufacturer's date: 2004\-08\-12
- NHTSA component: EXTERIOR LIGHTING:HEADLIGHTS

## NHTSA's summary

LIGHTSENSOR WARNING LIGHT ON INTERMITTENTLY. \*TT

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Lighting, Headlights

## Vehicles listed

- 2004 AUDI A4
- 2004 AUDI S4

## Recalls for the same vehicles and component

- [05V096000](/recalls/nhtsa/05V096000.md), 2005-03-15: EXTERIOR LIGHTING:HEADLIGHTS

## Other bulletins for the same vehicles and component

- [A941565 2012749\-](/bulletins/10120003.md), 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\-38](/bulletins/10035345.md), 2011-02-16, 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\-07\-18](/bulletins/10032251.md), 2010-02-25, 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
- [2012749\-2](/bulletins/10025703.md), 2008-09-03, 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
- [20056243](/bulletins/10022141.md), 2007-07-06, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. HEADLIGHT AIMING, USING HELLA UNIVERSAL BEAMSETTER. \*KB

JSON: [/v1/bulletins/10009883](/v1/bulletins/10009883)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%200402&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10009883&vehicle=Service%20bulletin%200402)