2011-2014 Audi A8/Q5/S8 Leak Detection Pump / Pressure Switch 8K0906253B
OEM Part #: 8K0-906-253-B (8K0906253B)
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The exact part you’ll receive — not a stock photo.
$23.99
Used
Donor2013 Audi A8 · 4.0
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Genuine OEM Used
SKU: 308867
Donor Vehicle: 2013 Audi A8 · 4.0
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$23.99
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Used Audi Leak Detection Pump / Pressure Switch, OEM part number 8K0906253B (also supersedes 8K0906253). This genuine Bosch unit monitors the evaporative emissions system for leaks by pressurizing the fuel tank and switching if pressure drops, preventing check-engine-light triggers from a failing pump. A worn unit may cause a small vacuum leak or intermittent EVAP fault codes.
Specifications
| Fits Vehicle Model | A8, Q5, S8 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8K0-906-253-B (8K0906253B) |
| Compatible OEM Part No | 8K0-906-253 |
| Category | Fuel / Emissions |
Compatible Vehicles
Fits 20 vehicle configurations across 1 make, 2011-2014.
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 20 vehicle configurations — 20 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2014 | Audi | A8 | Quattro Sedan | 3.0L V6 Supercharged | For Vehicles with Production Date After 12/19/11 |
| 2013 | Audi | A8 | Quattro Sedan | 4.0L V8 Turbo | For Vehicles with Production Date After 12/19/11 |
| 2014 | Audi | A8 | Quattro Sedan | 4.0L V8 Turbo | For Vehicles with Production Date After 12/19/11 |
| 2014 | Audi | A8 | Quattro L Sedan | 3.0L V6 Diesel Turbo | For Vehicles with Production Date After 12/19/11 |
| 2013 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Vehicles with Production Date After 12/19/11 |
| 2011 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Production Date After 12/19/11 |
| 2011 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Production Date After 12/19/11 |
| 2012 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Production Date After 12/19/11 |
| 2012 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Production Date After 12/19/11 |
| 2012 | Audi | A8 | Quattro L Sedan | 6.3L W12 | For Vehicles with Production Date After 12/19/11 |
| 2013 | Audi | A8 | Quattro L Sedan | 3.0L V6 Supercharged | For Vehicles with Production Date After 12/19/11 |
| 2013 | Audi | A8 | Quattro Sedan | 3.0L V6 Supercharged | For Vehicles with Production Date After 12/19/11 |
| 2013 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Vehicles with Production Date After 12/19/11 |
| 2013 | Audi | Q5 | SUV | 3.0L V6 Supercharged | For Vehicles With Production date Up To 09/17/12 |
| 2013 | Audi | A8 | Quattro L Sedan | 6.3L W12 | For Vehicles with Production Date After 12/19/11 |
| 2013 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Vehicles With Production date Up To 09/17/12 |
| 2014 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Vehicles with Production Date After 12/19/11 |
| 2014 | Audi | A8 | Quattro L Sedan | 6.3L W12 | For Vehicles with Production Date After 12/19/11 |
| 2014 | Audi | A8 | Quattro L Sedan | 3.0L V6 Supercharged | For Vehicles with Production Date After 12/19/11 |
| 2014 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Vehicles with Production Date After 12/19/11 |