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Facet 9.3001 Ignition Knock (Detonation) Sensor
| Brand | Facet 9.3001 |
|---|---|
| Fits | Mercedes-Benz, Volkswagen, and Saab · 225 vehicles |
Knock sensor. Detects engine detonation for precise ignition control.
Facet 9.3001 Ignition Knock Sensor
Facet 9.3001 is an ignition knock sensor for select Mercedes-Benz, Volkswagen, and Saab applications. It supports accurate detonation detection so the engine control system can respond to abnormal combustion events and maintain proper timing control.
Key Features
- Ignition knock (detonation) sensor for emission control and engine management systems
- Direct fit for a wide range of Mercedes-Benz models, including C63 AMG, E350, S550, and ML350
- Also fits select Volkswagen Beetle, Golf, and Jetta models, plus Saab 900 applications
- Facet part number 9.3001 for easy identification and ordering
- Fits 1994-2015 vehicles across multiple makes and models
Detailed Description
This Facet knock sensor is used to monitor engine vibration patterns associated with detonation, helping the ECU adjust ignition strategy when abnormal combustion is detected. It fits 2008-2015 Mercedes-Benz C63 AMG, 2006-2011 Mercedes-Benz E350, 2007-2011 Mercedes-Benz S550, 1999-2001 Volkswagen Jetta, and 1994-1995 Saab 900, along with many other listed applications. If you are replacing a failing knock sensor on a Mercedes-Benz C300, GL550, or SLK350, Facet 9.3001 provides the correct application match for the vehicles shown in the fitment data.
What It Helps Address
- Knock sensor fault codes
- Audible pinging or detonation under load
- Reduced ignition timing control from a failed sensor signal
- Check engine light related to knock detection
- Rough engine operation caused by incorrect combustion feedback
Installation Notes and Tips
Verify the engine code and sensor location against the vehicle listing before installation. Inspect the connector, wiring, and mounting surface for damage or corrosion, and clear diagnostic trouble codes after replacement. For fitment-specific searches, this part is commonly selected for Mercedes-Benz C63 AMG, E350, and ML350 applications, as well as Volkswagen Beetle and Golf models listed above.
Quality Assurance
Facet is an established aftermarket brand for engine management and emission control components. Part number 9.3001 is cataloged for the confirmed vehicle applications shown here, including Mercedes-Benz, Volkswagen, and Saab fitments.
| Year | Make | Model | Submodel | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2015 | Mercedes-Benz | C63 AMG | Base | — | — | — | N/A | — |
| 2015 | Mercedes-Benz | G550 | Base | — | — | — | N/A | — |
| 2015 | Mercedes-Benz | SLS AMG | GT | — | — | — | N/A | — |
| 2014 | Mercedes-Benz | C63 AMG | Base | — | — | — | N/A | — |
| 2014 | Mercedes-Benz | G550 | Base | — | — | — | N/A | — |
| 2014 | Mercedes-Benz | SLS AMG | GT | — | — | — | N/A | — |
| 2014 | Mercedes-Benz | SLS AMG | Black Series | — | — | — | N/A | — |
| 2013 | Mercedes-Benz | C63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2013 | Mercedes-Benz | G550 | Base | — | — | — | N/A | — |
| 2013 | Mercedes-Benz | S400 | Hybrid | — | — | — | N/A | — |
| 2013 | Mercedes-Benz | SLS AMG | GT | — | — | — | N/A | — |
| 2012 | Mercedes-Benz | C300 | 4Matic Sport | — | — | — | N/A | — |
| 2012 | Mercedes-Benz | C300 | 4Matic Luxury | — | — | — | N/A | — |
| 2012 | Mercedes-Benz | C63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2012 | Mercedes-Benz | C63 AMG | Black Series | — | — | — | N/A | — |
| 2012 | Mercedes-Benz | G550 | Base | — | — | — | N/A | — |
| 2012 | Mercedes-Benz | GL450 | Base | — | — | — | N/A | — |
| 2012 | Mercedes-Benz | GL550 | Base | — | — | — | N/A | — |
| 2012 | Mercedes-Benz | GLK350 | Base | — | — | — | N/A | — |
| 2012 | Mercedes-Benz | GLK350 | 4Matic | — | — | — | N/A | — |
| 2012 | Mercedes-Benz | S400 | Hybrid | — | — | — | N/A | — |
| 2012 | Mercedes-Benz | SL550 | Base | — | — | — | N/A | — |
| 2012 | Mercedes-Benz | SL63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2012 | Mercedes-Benz | SLS AMG | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | C300 | Sport | 3.0L | V6 | GAS | N/A | — |
| 2011 | Mercedes-Benz | C300 | Sport | 3.0L | V6 | FLEX | N/A | — |
| 2011 | Mercedes-Benz | C300 | 4Matic Sport | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | C300 | Luxury | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | C300 | 4Matic Luxury | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | C350 | Sport | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | C63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2011 | Mercedes-Benz | CLS550 | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | CLS63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2011 | Mercedes-Benz | E350 | 4Matic | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | E350 | Base | 3.5L | V6 | — | N/A | — |
| 2011 | Mercedes-Benz | E550 | Base | 5.5L | V8 | — | N/A | — |
| 2011 | Mercedes-Benz | E550 | 4Matic | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | E63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2011 | Mercedes-Benz | G550 | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | GL450 | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | GL550 | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | GLK350 | 4Matic | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | GLK350 | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | ML350 | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | ML350 | 4Matic | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | ML450 | Hybrid 4Matic | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | ML550 | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | ML63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2011 | Mercedes-Benz | R350 | 4Matic | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | S400 | Hybrid | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | S550 | 4Matic | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | S550 | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | SL550 | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | SL63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2011 | Mercedes-Benz | SLK300 | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | SLK350 | Base | — | — | — | N/A | — |
| 2011 | Mercedes-Benz | SLS AMG | Base | 6.3L | V8 | — | N/A | — |
| 2010 | Mercedes-Benz | C300 | Sport | 3.0L | V6 | FLEX | N/A | — |
| 2010 | Mercedes-Benz | C300 | Sport | 3.0L | V6 | GAS | N/A | — |
| 2010 | Mercedes-Benz | C300 | 4Matic Sport | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | C300 | Luxury | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | C300 | 4Matic Luxury | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | C350 | Sport | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | C63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2010 | Mercedes-Benz | CL550 | 4Matic | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | CL63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2010 | Mercedes-Benz | CLS550 | Base | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | CLS63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2010 | Mercedes-Benz | E350 | Base | 3.5L | V6 | — | N/A | — |
| 2010 | Mercedes-Benz | E350 | 4Matic | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | E550 | Base | 5.5L | V8 | — | N/A | — |
| 2010 | Mercedes-Benz | E550 | 4Matic | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | E63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2010 | Mercedes-Benz | G550 | Base | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | GL450 | Base | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | GL550 | Base | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | GLK350 | 4Matic | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | GLK350 | Base | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | ML350 | 4Matic | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | ML350 | Base | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | ML450 | Hybrid 4Matic | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | ML550 | Base | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | ML63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2010 | Mercedes-Benz | R350 | 4Matic | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | S400 | Hybrid | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | S550 | 4Matic | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | S550 | Base | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | S63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2010 | Mercedes-Benz | SLK300 | Base | — | — | — | N/A | — |
| 2010 | Mercedes-Benz | SLK350 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | C300 | Sport | 3.0L | V6 | FLEX | N/A | — |
| 2009 | Mercedes-Benz | C300 | Sport | 3.0L | V6 | GAS | N/A | — |
| 2009 | Mercedes-Benz | C300 | 4Matic Sport | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | C300 | Luxury | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | C300 | 4Matic Luxury | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | C350 | Sport | 3.5L | V6 | — | N/A | — |
| 2009 | Mercedes-Benz | C63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2009 | Mercedes-Benz | CL550 | 4Matic | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | CL63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2009 | Mercedes-Benz | CLK350 | Base | 3.5L | V6 | — | N/A | — |
| 2009 | Mercedes-Benz | CLK550 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | CLS550 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | CLS63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2009 | Mercedes-Benz | E350 | 4Matic | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | E350 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | E550 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | E550 | 4Matic | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | E63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2009 | Mercedes-Benz | G550 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | GL450 | Base | 4.7L | V8 | — | N/A | — |
| 2009 | Mercedes-Benz | GL550 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | ML350 | 4Matic | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | ML350 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | ML550 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | ML63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2009 | Mercedes-Benz | R350 | Base | 3.5L | V6 | — | N/A | — |
| 2009 | Mercedes-Benz | R350 | 4Matic | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | S550 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | S550 | 4Matic | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | S63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2009 | Mercedes-Benz | SL550 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | SL63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2009 | Mercedes-Benz | SLK300 | Base | — | — | — | N/A | — |
| 2009 | Mercedes-Benz | SLK350 | Base | 3.5L | V6 | — | N/A | — |
| 2008 | Mercedes-Benz | C300 | Sport | 3.0L | V6 | FLEX | N/A | — |
| 2008 | Mercedes-Benz | C300 | Sport | 3.0L | V6 | GAS | N/A | — |
| 2008 | Mercedes-Benz | C300 | 4Matic Sport | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | C300 | 4Matic Luxury | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | C300 | Luxury | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | C350 | Sport | 3.5L | V6 | — | N/A | — |
| 2008 | Mercedes-Benz | C63 AMG | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | CL550 | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | CL63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2008 | Mercedes-Benz | CLK350 | Base | 3.5L | V6 | — | N/A | — |
| 2008 | Mercedes-Benz | CLK550 | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | CLK63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2008 | Mercedes-Benz | CLK63 AMG | Black Series | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | CLS550 | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | CLS63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2008 | Mercedes-Benz | E350 | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | E350 | 4Matic | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | E550 | 4Matic | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | E550 | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | E63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2008 | Mercedes-Benz | GL450 | Base | 4.7L | V8 | — | N/A | — |
| 2008 | Mercedes-Benz | GL550 | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | ML350 | 4Matic | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | ML550 | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | ML63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2008 | Mercedes-Benz | R350 | 4Matic | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | R350 | Base | 3.5L | V6 | — | N/A | — |
| 2008 | Mercedes-Benz | S550 | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | S550 | 4Matic | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | S63 AMG | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | SL550 | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | SLK280 | Base | — | — | — | N/A | — |
| 2008 | Mercedes-Benz | SLK350 | Base | 3.5L | V6 | — | N/A | — |
| 2007 | Mercedes-Benz | C230 | Sport | 2.5L | V6 | GAS | N/A | — |
| 2007 | Mercedes-Benz | C230 | Sport | 2.5L | V6 | FLEX | N/A | — |
| 2007 | Mercedes-Benz | C280 | 4Matic | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | C280 | Luxury | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | C350 | Sport | 3.5L | V6 | — | N/A | — |
| 2007 | Mercedes-Benz | C350 | Luxury | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | C350 | 4Matic | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | CL550 | Base | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | CLK350 | Base | 3.5L | V6 | — | N/A | — |
| 2007 | Mercedes-Benz | CLK550 | Base | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | CLK63 AMG | Base | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | CLS550 | Base | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | CLS63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2007 | Mercedes-Benz | E350 | Base | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | E350 | 4Matic | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | E550 | 4Matic | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | E550 | Base | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | E63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2007 | Mercedes-Benz | GL450 | Base | 4.7L | V8 | — | N/A | — |
| 2007 | Mercedes-Benz | ML350 | 4Matic | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | ML63 AMG | Base | 6.3L | V8 | — | N/A | — |
| 2007 | Mercedes-Benz | R350 | 4Matic | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | R63 AMG | Base | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | S550 | Base | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | S550 | 4Matic | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | SL550 | Base | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | SLK280 | Base | — | — | — | N/A | — |
| 2007 | Mercedes-Benz | SLK350 | Base | 3.5L | V6 | — | N/A | — |
| 2006 | Mercedes-Benz | C230 | Sport | — | — | — | N/A | — |
| 2006 | Mercedes-Benz | C280 | Luxury | — | — | — | N/A | — |
| 2006 | Mercedes-Benz | C280 | 4Matic | — | — | — | N/A | — |
| 2006 | Mercedes-Benz | C350 | Sport | 3.5L | V6 | — | N/A | — |
| 2006 | Mercedes-Benz | C350 | Luxury | — | — | — | N/A | — |
| 2006 | Mercedes-Benz | C350 | 4Matic | — | — | — | N/A | — |
| 2006 | Mercedes-Benz | CLK350 | Base | 3.5L | V6 | — | N/A | — |
| 2006 | Mercedes-Benz | E350 | 4Matic | — | — | — | N/A | — |
| 2006 | Mercedes-Benz | E350 | Base | — | — | — | N/A | — |
| 2006 | Mercedes-Benz | ML350 | 4Matic | — | — | — | N/A | — |
| 2006 | Mercedes-Benz | R350 | 4Matic | — | — | — | N/A | — |
| 2006 | Mercedes-Benz | SLK280 | Base | — | — | — | N/A | — |
| 2006 | Mercedes-Benz | SLK350 | Base | 3.5L | V6 | — | N/A | — |
| 2005 | Mercedes-Benz | SLK350 | Base | 3.5L | V6 | — | N/A | — |
| 2001 | Volkswagen | Beetle | GLS | 1.8L | L4 | — | N/A | — |
| 2001 | Volkswagen | Beetle | GL | 1.8L | L4 | — | N/A | — |
| 2001 | Volkswagen | Beetle | GLX | 1.8L | L4 | — | N/A | — |
| 2001 | Volkswagen | Beetle | GL | 2.0L | L4 | — | N/A | — |
| 2001 | Volkswagen | Golf | GL | 2.0L | L4 | — | N/A | — |
| 2001 | Volkswagen | Golf | GLS | 2.0L | L4 | — | N/A | — |
| 2001 | Volkswagen | Jetta | GL | 2.0L | L4 | — | N/A | — |
| 2001 | Volkswagen | Jetta | GLS | 2.0L | L4 | — | N/A | — |
| 2000 | Volkswagen | Beetle | GLS | 1.8L | L4 | — | N/A | — |
| 2000 | Volkswagen | Beetle | GL | 1.8L | L4 | — | N/A | — |
| 2000 | Volkswagen | Beetle | GLX | — | — | — | N/A | — |
| 2000 | Volkswagen | Golf | GLS | 2.0L | L4 | — | N/A | — |
| 2000 | Volkswagen | Golf | GTI GLS | 2.0L | L4 | — | N/A | — |
| 2000 | Volkswagen | Golf | GL | 2.0L | L4 | — | N/A | — |
| 2000 | Volkswagen | Jetta | GL | 2.0L | L4 | — | N/A | — |
| 2000 | Volkswagen | Jetta | GLS | 2.0L | L4 | — | N/A | — |
| 1999 | Volkswagen | Beetle | GL | 1.8L | L4 | — | N/A | — |
| 1999 | Volkswagen | Beetle | GLS | 1.8L | L4 | — | N/A | — |
| 1999 | Volkswagen | Beetle | GLX | — | — | — | N/A | — |
| 1999 | Volkswagen | Golf | GLS | — | — | — | N/A | — |
| 1999 | Volkswagen | Golf | GL | 2.0L | L4 | — | N/A | — |
| 1999 | Volkswagen | Golf | GTI | 2.0L | L4 | — | N/A | — |
| 1999 | Volkswagen | Jetta | GLS | 2.0L | L4 | — | N/A | — |
| 1999 | Volkswagen | Jetta | GL | 2.0L | L4 | — | N/A | — |
| 1995 | Saab | 900 | S | — | — | — | N/A | — |
| 1994 | Saab | 900 | S | 2.3L | L4 | — | N/A | — |
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