# Service bulletin TSB\-94\-10\-40

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: 10036957
- Published by NHTSA: 2011\-04\-23
- Manufacturer's number: TSB\-94\-10\-40
- Manufacturer's date: 2011\-04\-01
- NHTSA component: EXTERIOR LIGHTING:HEADLIGHTS

## NHTSA's summary

AUDI: RVU \(REQUIRED VEHICLE UPDATE\) 94E7 REPLACING DRL CONTROL UNITS. ALL DAYTIME RUNNING LIGHT \(DRL\) LEDS IN ONE HEADLIGHT ASSEMBLY ARE INOPERATIVE. REDESIGN OF DRL CONTROL UNIT ELECTRONICS. \*PE

## 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

- 2009 to 2010 AUDI Q5

## Other bulletins for the same vehicles and component

- [A9424722073282\_1](/bulletins/10251657.md), 2024-04-04, Service bulletin: UNKNOWN OR OTHER; EXTERIOR LIGHTING:HEADLIGHTS. This bulletin provides information on visual concerns with the headlight lens.
- [A9423672071954\_1](/bulletins/10244595.md), 2023-11-06, 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.
- [A941312 2017566\-](/bulletins/10123849.md), 2017-11-17, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS:SWITCH; EXTERIOR LIGHTING:HEADLIGHTS. Supersedes Technical Service Bulletin Group 94 number 09\-23 dated August 12, 2009. Headlight switch knob is pressed in. The switch functions correctly. The headlight switch knob was designed with a normal position and a pushed\-in position. This is a deliberate design feature designed to avoid injuries in the event of a collision.
- [A941296 2027773\-](/bulletins/10122840.md), 2017-11-08, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS; EQUIPMENT; ELECTRICAL SYSTEM. Supersedes Technical Service Bulletin Group 94 number 12\-69 dated March 15, 2012. Part or all of the daytime running lights do not work on vehicles with LED DRLs. For vehicles with halogen DRLs, please reference TSB 2017488, 94 Halogen Daytime running lights do not work. In the past, the daytime running light bulbs were a serviceable part. In this application, the LED strip cannot be replaced, and may have an associated control module. This TSB is for servicing information only.
- [A941431 2021751\-](/bulletins/10122205.md), 2017-11-08, Service bulletin: ELECTRICAL SYSTEM; EXTERIOR LIGHTING:HEADLIGHTS. Supersedes Technical Service Bulletin Group 94 number 10\-19 dated June 7, 2010. The xenon headlight on one side of the vehicle flickers or is inoperative. The condition may be intermittent or permanent. DTCs are stored in the electronic central electronics control module for the affected headlight. Only xenon bulbs manufactured by Philips are affected. The xenon bulb may have an internal leak at the crimp of the electrodes, and xenon gas can be released. Without an adequate amount of xenon gas, the bulb cannot establish a stable light arc. The xenon igniter control unit \(ballast\) repeatedly tries to establish an arc, which may cause a flickering of the headlight.
- [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.
- [2021751/4](/bulletins/10066424.md), 2016-05-23, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
- [TSB\-94\-14\-31](/bulletins/10054989.md), 2014-03-20, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. AUDI: THE XENON HEADLIGHTS ON ONE SIDE HAS A CONDITION OF FLICKERING OR BEING INOPERATIVE AND MAY BE INTERMITTENT OR PERMANENT, DUE TO A POSSIBLE INTERNAL LEAKAGE AT CRIMP OF ELECTRODES AND GAS IS BEING RELEASED. MODEL 2008\-2009 A4, A5, Q5. \*PE
- [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\-10\-29](/bulletins/10035344.md), 2011-02-16, Service bulletin: EXTERIOR LIGHTING:HEADLIGHTS. AUDI: ONE OR MORE DAYTIME RUNNING LIGHT LEDS IN ONE HEADLIGHT ASSEMBLY ARE INOPERATIVE. \*PE

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