# Service bulletin A9420232047618\_4

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: 10174050
- Published by NHTSA: 2020\-05\-07
- Manufacturer's number: A9420232047618\_4
- Manufacturer's date: 2020\-04\-20
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

This bulletin contains instructions for when the rear lid is closed but the lights on the rear bumper do not switch over to the main lights on the rear lid.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10174050-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10174050-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Lighting

## Vehicles listed

- 2017 to 2021 AUDI Q7

## Recalls for the same vehicles and component

- [2025167](/recalls/tc/2025167.md), 2025-03-31: Lights And Instruments
- [16V642000](/recalls/nhtsa/16V642000.md), 2016-09-06: ELECTRICAL SYSTEM:SOFTWARE; EXTERIOR LIGHTING
- [2016427](/recalls/tc/2016427.md), 2016-09-02: Lights And Instruments

## Other bulletins for the same vehicles and component

- [A9424792063739\_2](/bulletins/10254078.md), 2024-05-07, Service bulletin: EXTERIOR LIGHTING. This bulletin provides information when the headlights do not turn off during daylight hours.
- [A9424782070694\_2](/bulletins/10254077.md), 2024-05-07, Service bulletin: EXTERIOR LIGHTING. This bulletin provides information when there is a functional issue with the lights in the rear lid; B146C29.
- [A942473201274917](/bulletins/10251666.md), 2024-04-05, Service bulletin: EXTERIOR LIGHTING; UNKNOWN OR OTHER. This bulletin provides information when the exterior lights have moisture accumulation.
- [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.
- [A9023462070332\_2](/bulletins/10244537.md), 2023-11-06, Service bulletin: EQUIPMENT; EXTERIOR LIGHTING:TURN SIGNAL. This bulletin provides information for when the turn signal is very loud with Virtual Cockpit.
- [A9423652061922\_3](/bulletins/10238194.md), 2023-07-10, Service bulletin: EXTERIOR LIGHTING. This bulletin provides detailed information on the proper documentation of optical concerns for headlights and taillights.
- [A9023252070332\_1](/bulletins/10236646.md), 2023-06-06, Service bulletin: EXTERIOR LIGHTING:TURN SIGNAL. This bulletin provides information for when the turn signal is unusually loud.
- [A0023692031473\_4](/bulletins/10236599.md), 2023-06-06, Service bulletin: STRUCTURE; EXTERIOR LIGHTING:HEADLIGHTS. This bulletin provides information for when car wash bristles become stuck in the body gap between the headlight and fender.
- [A9423632061922\_2](/bulletins/10236378.md), 2023-06-06, Service bulletin: EXTERIOR LIGHTING. This bulletin provides details on how to properly document optical concerns in headlights and taillights for warranty submissions.

JSON: [/v1/bulletins/10174050](/v1/bulletins/10174050)

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