2015-2018 Audi Q3 Lane Change Assist Button / Switch 8U1927451
OEM Part #: 8U1-927-451 (8U1927451)
Actual photo
The exact part you’ll receive — not a stock photo.
$13.99
Used
Donor2018 Audi Q3 · 2.0L · 82k miles
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Genuine OEM Used
SKU: 635357
Donor Vehicle: 2018 Audi Q3 · 2.0L · 82k miles
2 photos
$13.99
30-Day Returns
Genuine OEM Used
SKU: 665652
Donor Vehicle: 2018 Audi Q3 · 2.0L · 62k miles
2 photos
$13.99
30-Day Returns
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This genuine OEM Lane Change Assist Button / Switch, part number 8U1927451, is a used component removed from a donor Audi. Also called a lane change assist switch, it controls the activation of the blind-spot monitoring system. A failure symptom can be an unresponsive button or a system that won't engage.
Specifications
| Fits Vehicle Model | Q3 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8U1-927-451 (8U1927451) |
| Category | Interior Switch |
Compatible Vehicles
Fits 8 vehicle configurations across 1 make, 2015-2018.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 8 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2016 | Audi | Q3 | Quattro SUV | 2.0L l4 Turbo | |
| 2017 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2017 | Audi | Q3 | Quattro SUV | 2.0L l4 Turbo | |
| 2018 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2018 | Audi | Q3 | Quattro SUV | 2.0L l4 Turbo | |
| 2015 | Audi | Q3 | Quattro SUV | 2.0L l4 Turbo | |
| 2015 | Audi | Q3 | SUV | 2.0L l4 Turbo | |
| 2016 | Audi | Q3 | SUV | 2.0L l4 Turbo |