Audi / Volkswagen Engine Knock Sensor - Blue 06C905377
OEM Part #: 06C-905-377 (06C905377)
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Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:
Other Knock Sensor that may fit your vehicle
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OEM: 06E905377B
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Fits 2000–2024 Audi, Porsche + more
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Engine Knock Sensor - Brown
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OEM: 078905377
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This OEM engine knock sensor with a blue connector, part number 06C905377, enhances engine performance by precisely monitoring vibrations caused by pre-ignition. Designed for an array of Audi models, including the A4 (1.8L, 3.0L) and A6 (2.7L, 3.0L), as well as the Allroad Quattro, this 540mm sensor is crucial for maintaining optimal engine functionality. Failure or damage to this sensor can result in poor engine performance or increased emissions. Compatible with various years from 1999 to 2006 for Audi and 1998 to 2005 for Volkswagen Passat, it’s a factory-original part ensuring reliable operation. Alternate part numbers include 071957147 and 06A919501A, guaranteeing a seamless fit into your vehicle’s knock detection system.
This sensor has a blue plug and is 540mm long.
Specifications
| Fits Vehicle Model | A4, A6, Allroad, Passat |
| Fits Vehicle Make | Audi, Volkswagen |
| OEM Part No | 06C-905-377 (06C905377) |
| Category | Sensors |
Compatible Vehicles
Fits 80 vehicle configurations across 2 makes, 1998-2006.
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 80 vehicle configurations — 40 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 1999 | Audi | A4 | Sedan | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AWM |
| 1999 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AWM |
| 1999 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AWM |
| 2000 | Audi | A4 | Sedan | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AWM |
| 2000 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AWM |
| 2000 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AWM |
| 2001 | Audi | A4 | Sedan | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AWM |
| 2001 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AWM |
| 2001 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AWM |
| 2001 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | For Vehicles with Engine Code(s) BEL |
| 2002 | Audi | A4 | Sedan | 1.8L l4 Turbo | For Vehicles Where Last 6 Digits of VIN Number are Less Than 400000 |
| 2002 | Audi | A4 | Sedan | 3.0L V6 | For Vehicles Where Last 6 Digits of VIN Number are Less Than 400000; For Vehicles with Engine Code(s) AVK |
| 2002 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | For Vehicles Where Last 6 Digits of VIN Number are Less Than 400000 |
| 2002 | Audi | A4 | Quattro Wagon | 3.0L V6 | For Vehicles Where Last 6 Digits of VIN Number are Less Than 400000; For Vehicles with Engine Code(s) AVK |
| 2002 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | For Vehicles Where Last 6 Digits of VIN Number are Less Than 400000 |
| 2002 | Audi | A4 | Quattro Sedan | 3.0L V6 | For Vehicles Where Last 6 Digits of VIN Number are Less Than 400000; For Vehicles with Engine Code(s) AVK |
| 2002 | Audi | A6 | Sedan | 3.0L V6 | For Vehicles with Engine Code(s) AVK |
| 2002 | Audi | A6 | Quattro Wagon | 3.0L V6 | For Vehicles with Engine Code(s) AVK |
| 2002 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | For Vehicles with Engine Code(s) BEL |
| 2002 | Audi | A6 | Quattro Sedan | 3.0L V6 | For Vehicles with Engine Code(s) AVK |
| 2002 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | For Vehicles with Engine Code(s) BEL |
| 2003 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2003 | Audi | A4 | Sedan | 3.0L V6 | |
| 2003 | Audi | A4 | Convertible | 1.8L l4 Turbo | |
| 2003 | Audi | A4 | Convertible | 3.0L V6 | |
| 2003 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | |
| 2003 | Audi | A4 | Quattro Wagon | 3.0L V6 | |
| 2003 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2003 | Audi | A4 | Quattro Sedan | 3.0L V6 | |
| 2003 | Audi | A6 | Sedan | 3.0L V6 | For Vehicles with Engine Code(s) AVK |
| 2003 | Audi | A6 | Quattro Wagon | 3.0L V6 | For Vehicles with Engine Code(s) AVK |
| 2003 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | For Vehicles with Engine Code(s) BEL |
| 2003 | Audi | A6 | Quattro Sedan | 3.0L V6 | For Vehicles with Engine Code(s) AVK |
| 2003 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | For Vehicles with Engine Code(s) BEL |
| 2004 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2004 | Audi | A4 | Sedan | 3.0L V6 | |
| 2004 | Audi | A4 | Convertible | 1.8L l4 Turbo | |
| 2004 | Audi | A4 | Convertible | 3.0L V6 | |
| 2004 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | |
| 2004 | Audi | A4 | Quattro Wagon | 3.0L V6 | |
| 2004 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2004 | Audi | A4 | Quattro Sedan | 3.0L V6 | |
| 2004 | Audi | A4 | Quattro Convertible | 3.0L V6 | |
| 2004 | Audi | A6 | Sedan | 3.0L V6 | For Vehicles with Engine Code(s) AVK |
| 2004 | Audi | A6 | Quattro Wagon | 3.0L V6 | For Vehicles with Engine Code(s) AVK |
| 2004 | Audi | A6 | Quattro Sedan | 2.7L V6 Turbo | For Vehicles with Engine Code(s) BEL |
| 2004 | Audi | A6 | Quattro Sedan | 3.0L V6 | For Vehicles with Engine Code(s) AVK |
| 2004 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | For Vehicles with Engine Code(s) BEL |
| 2005 | Audi | A4 | Sedan | 1.8L l4 Turbo | |
| 2005 | Audi | A4 | Sedan | 3.0L V6 | |
| 2005 | Audi | A4 | Convertible | 1.8L l4 Turbo | |
| 2005 | Audi | A4 | Convertible | 3.0L V6 | |
| 2005 | Audi | A4 | Quattro Wagon | 1.8L l4 Turbo | |
| 2005 | Audi | A4 | Quattro Wagon | 3.0L V6 | |
| 2005 | Audi | A4 | Quattro Sedan | 1.8L l4 Turbo | |
| 2005 | Audi | A4 | Quattro Sedan | 3.0L V6 | |
| 2005 | Audi | A4 | Quattro Convertible | 3.0L V6 | |
| 2005 | Audi | Allroad | Quattro Wagon | 2.7L V6 Turbo | For Vehicles with Engine Code(s) BEL |
| 2006 | Audi | A4 | Convertible | 1.8L l4 Turbo | |
| 2006 | Audi | A4 | Quattro Convertible | 3.0L V6 | |
| 1998 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AUG |
| 1998 | Volkswagen | Passat | Wagon | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AUG |
| 1999 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AUG |
| 1999 | Volkswagen | Passat | Wagon | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AUG |
| 2000 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AUG |
| 2000 | Volkswagen | Passat | Wagon | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AUG |
| 2001 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AUG |
| 2001 | Volkswagen | Passat | Wagon | 1.8L l4 Turbo | For Vehicles with Engine Code(s) AUG |
| 2002 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | |
| 2002 | Volkswagen | Passat | Wagon | 1.8L l4 Turbo | |
| 2003 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | |
| 2003 | Volkswagen | Passat | Wagon | 1.8L l4 Turbo | |
| 2004 | Volkswagen | Passat | 4 Sedan | 1.8L l4 Turbo | |
| 2004 | Volkswagen | Passat | 4 Wagon | 1.8L l4 Turbo | |
| 2004 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | |
| 2004 | Volkswagen | Passat | Wagon | 1.8L l4 Turbo | |
| 2005 | Volkswagen | Passat | 4 Sedan | 1.8L l4 Turbo | |
| 2005 | Volkswagen | Passat | 4 Wagon | 1.8L l4 Turbo | |
| 2005 | Volkswagen | Passat | Sedan | 1.8L l4 Turbo | |
| 2005 | Volkswagen | Passat | Wagon | 1.8L l4 Turbo |