1998-2005 Audi Motion Detector / Alarm Control Module 4B0951173
OEM Part #: 4B0-951-173 (4B0951173)
Actual photo
The exact part you’ll receive — not a stock photo.
$5.99
Used
Donor2000 Audi A4 · 2.8L
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Genuine OEM Used
SKU: 669024
Donor Vehicle: 2000 Audi A4 · 2.8L
2 photos
$5.99
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Genuine OEM Used
SKU: 153411
Donor Vehicle: None Audi Multi Qty
2 photos
$5.99
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Genuine OEM Used
SKU: 189852
Donor Vehicle: 2000 Audi S4 · 2.7L
2 photos
$5.99
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A used Audi OEM Motion Detector / Alarm Control Module (part 4B0951173) is ready to install. This original component monitors interior movement for factory alarm systems. When failing, you might see false triggers or the alarm refusing to arm. It's pulled from an Audi and works across models with 1.8T, 2.7T, 2.8L, and 4.2L engines.
Specifications
| Fits Vehicle Model | A4, A6, Allroad, S4 |
| Fits Vehicle Make | Audi |
| OEM Part No | 4B0-951-173 (4B0951173) |
| Category | Sensors |
Compatible Vehicles
Fits 51 vehicle configurations across 1 make, 1998-2005.
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 51 vehicle configurations — 1 with fitment note
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 1999 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2001 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 2001 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2000 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2001 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2000 | Audi | A4 | Quattro Sedan | 2.8L V6 | |
| 2000 | Audi | A4 | Sedan | 2.8L V6 | |
| 2001 | Audi | A4 | Quattro Wagon | 2.8L V6 | |
| 2000 | Audi | A4 | Quattro Wagon | 2.8L V6 | |
| 2001 | Audi | A4 | Quattro Sedan | 2.8L V6 | |
| 2001 | Audi | A4 | Sedan | 2.8L V6 | |
| 1998 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2000 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 1999 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | |
| 2005 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 1998 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2001 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | |
| 2000 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | |
| 2000 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | |
| 1999 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2001 | Audi | A6 | Sedan | 2.8L V6 | |
| 2002 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 1998 | Audi | A6 | Sedan | 2.8L V6 | |
| 1999 | Audi | A4 | Sedan | 2.8L V6 | |
| 2000 | Audi | S4 | Sedan | 2.7L V6 Turbo | |
| 1998 | Audi | A4 | Sedan | 2.8L V6 | |
| 1998 | Audi | A4 | Quattro Sedan | 2.8L V6 | |
| 2000 | Audi | A6 | Sedan | 2.8L V6 | |
| 1998 | Audi | A4 | Wagon | 2.8L V6 | |
| 2001 | Audi | S4 | Wagon | 2.7L V6 Turbo | |
| 2001 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 1998 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2001 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 1999 | Audi | A4 | Quattro Wagon | 2.8L V6 | |
| 2000 | Audi | A6 | Quattro Sedan | 4.2L V8 | |
| 2003 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | For Vehicles Where Last 6 Digits of VIN Number are Less Than 037000 |
| 2002 | Audi | S4 | Sedan | 2.7L V6 Turbo | |
| 2004 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | |
| 2005 | Audi | Allroad | Quattro Wagon | 4.2L V8 | |
| 2000 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 2001 | Audi | S4 | Sedan | 2.7L V6 Turbo | |
| 1999 | Audi | A6 | Sedan | 2.8L V6 | |
| 1999 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Wagon | 2.8L V6 | |
| 1999 | Audi | A4 | Quattro Sedan | 2.8L V6 | |
| 2000 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2001 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 2004 | Audi | Allroad | Quattro Wagon | 4.2L V8 | |
| 1999 | Audi | A6 | Quattro Sedan | 2.8L V6 | |
| 1998 | Audi | A4 | Quattro Wagon | 2.8L V6 | |
| 2002 | Audi | S4 | Wagon | 2.7L V6 Turbo |