2008-2017 Audi Lane Change Assist Switch / Button 8K1927451
OEM Part #: 8K1-927-451 (8K1927451)
Actual photo
The exact part you’ll receive — not a stock photo.
$14.49
Used
Donor2014 Audi SQ5 · 3.0L
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Genuine OEM Used
SKU: 687589
Donor Vehicle: 2014 Audi SQ5 · 3.0L
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Genuine OEM Used
SKU: 689255
Donor Vehicle: 2012 Audi A5 QUATTRO · 2.0L
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Genuine OEM Used
SKU: 702518
Donor Vehicle: 2015 Audi Q5 · 2.0L
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Genuine OEM Used
SKU: 695146
Donor Vehicle: 2016 Audi S5 · 3.0L
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$14.99
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A used genuine OEM Audi Lane Change Assist Switch / Button, OEM part number 8K1927451. This is the switch that activates the lane change assist system, which monitors blind spots and alerts the driver when a vehicle is detected. When the system fails, the button may not respond or the warning light on the mirror may stop functioning. It was removed from a donor Audi, compatible with multiple models including A4, A5, Q5, and S4.
Specifications
| Fits Vehicle Model | A4, A5, allroad, Q5, RS5, S4, S5, SQ5 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8K1-927-451 (8K1927451) |
| Category | Interior Switch |
Compatible Vehicles
Fits 101 vehicle configurations across 1 make, 2008-2017.
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 101 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2016 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2015 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2014 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2013 | Audi | allroad | Wagon | 2.0L l4 Turbo | |
| 2017 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2017 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2017 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2016 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2010 | Audi | Q5 | SUV | 3.2L V6 | |
| 2012 | Audi | Q5 | SUV | 3.2L V6 | |
| 2009 | Audi | Q5 | SUV | 3.2L V6 | |
| 2010 | Audi | A5 | Quattro Coupe | 3.2L V6 | |
| 2011 | Audi | Q5 | SUV | 3.2L V6 | |
| 2009 | Audi | A4 | Quattro Sedan | 3.2L V6 | |
| 2008 | Audi | A5 | Quattro Coupe | 3.2L V6 | |
| 2009 | Audi | A5 | Quattro Coupe | 3.2L V6 | |
| 2017 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2017 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | |
| 2016 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2016 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | |
| 2016 | Audi | Q5 | SUV | 3.0L V6 Diesel Turbo | |
| 2016 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2016 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2016 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2016 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2016 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2016 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2016 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2010 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2012 | Audi | A4 | Quattro Wagon | 2.0L l4 Turbo | |
| 2010 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2010 | Audi | A4 | Quattro Wagon | 2.0L l4 Turbo | |
| 2009 | Audi | A4 | Quattro Wagon | 2.0L l4 Turbo | |
| 2011 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2010 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2012 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2011 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2011 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2012 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2011 | Audi | A5 | Convertible | 2.0L l4 Turbo | |
| 2012 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2011 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2012 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2012 | Audi | A5 | Convertible | 2.0L l4 Turbo | |
| 2012 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2010 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2009 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2010 | Audi | A5 | Convertible | 2.0L l4 Turbo | |
| 2011 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2011 | Audi | A4 | Quattro Wagon | 2.0L l4 Turbo | |
| 2009 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2014 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2014 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2014 | Audi | A5 | Convertible | 2.0L l4 Turbo | |
| 2014 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2014 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2014 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2013 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2013 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2013 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2013 | Audi | A5 | Convertible | 2.0L l4 Turbo | |
| 2013 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2013 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2013 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2013 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2012 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2012 | Audi | S5 | Coupe | 4.2L V8 | |
| 2012 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2011 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2011 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2011 | Audi | S5 | Coupe | 4.2L V8 | |
| 2010 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2010 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2010 | Audi | S5 | Coupe | 4.2L V8 | |
| 2009 | Audi | S5 | Coupe | 4.2L V8 | |
| 2008 | Audi | S5 | Coupe | 4.2L V8 | |
| 2013 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2013 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2014 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2014 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2014 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2014 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2014 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2014 | Audi | RS5 | Coupe | 4.2L V8 | |
| 2013 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2013 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2015 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2015 | Audi | Q5 | SUV | 3.0L V6 Diesel Turbo | |
| 2015 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2014 | Audi | Q5 | SUV | 3.0L V6 Diesel Turbo | |
| 2015 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2015 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | |
| 2015 | Audi | Q5 | SUV | 3.0L V6 Supercharged | |
| 2015 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2015 | Audi | S4 | Sedan | 3.0L V6 Supercharged | |
| 2015 | Audi | Q5 | SUV | 2.0L l4 Turbo | |
| 2015 | Audi | RS5 | Convertible | 4.2L V8 | |
| 2015 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2015 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2014 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | |
| 2015 | Audi | RS5 | Coupe | 4.2L V8 |