OE Quality
60-Day Returns

Global Parts 1811920 Ignition Knock (Detonation) Sensor
Reliable Ignition Knock Sensor for Mercedes-Benz SL600
The Global Parts 1811920 Ignition Knock (Detonation) Sensor is designed specifically for Mercedes-Benz SL600 models. This sensor helps detect engine knocking and ensures optimal engine performance by providing accurate feedback to the vehicle's engine control unit.
- Wiring harness length: 50 inches for flexible installation
- Pin-type terminals with 3 terminals for secure electrical connection
- Single round male connector for compatibility with factory wiring
- Wiring harness included for direct replacement
- Mounting hardware not included
Detailed Product Description
The Global Parts 1811920 ignition knock sensor features a 50-inch wiring harness, allowing for convenient routing and connection within the engine bay of your Mercedes-Benz SL600. It includes a single round male connector with three pin-type terminals, ensuring a reliable and precise electrical interface. This sensor is engineered to detect detonation or knocking in the engine, which helps the engine control unit adjust ignition timing to prevent damage and maintain performance. The included wiring harness simplifies installation by providing a ready-to-connect solution without the need for additional wiring modifications.
Common Applications and Problem Resolution
- Detects engine knocking or detonation to prevent engine damage
- Helps improve fuel efficiency by optimizing ignition timing
- Reduces engine noise caused by improper combustion
- Prevents check engine light triggers related to knock sensor faults
- Maintains smooth engine operation and performance in Mercedes-Benz SL600 vehicles
Installation Notes and Tips
When installing the Global Parts 1811920 ignition knock sensor on your Mercedes-Benz SL600, ensure the wiring harness is routed away from high-heat areas to prevent damage. Verify the connector securely mates with the factory wiring harness to avoid electrical issues. Since mounting hardware is not included, reuse the original sensor mounting components or source compatible hardware to secure the sensor properly.
Quality Assurance and Warranty
Global Parts manufactures this ignition knock sensor to meet OEM specifications for fit and function on Mercedes-Benz SL600 models. The part number 1811920 is quality tested to ensure reliable performance and durability. Please refer to Global Parts' warranty policy for coverage details.
| Brand | Global Parts |
| Part Number | 1811920 |
| Wiring Harness Length | 50 |
| Terminal Type | Pin |
| Mounting Hardware Included | No |
| Connector Quantity | 1 |
| Connector Shape | Round |
| Terminal Quantity | 3 |
| Connector Gender | Male |
| Wiring Harness Included | Yes |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1996 | Mercedes-Benz | SL600 | 6.0L | V12 | N/A | Left Ignition Knock Sensor |
| 1995 | Mercedes-Benz | SL600 | 6.0L | V12 | N/A | Left Ignition Knock Sensor |
| 1994 | Mercedes-Benz | SL600 | 6.0L | V12 | N/A | Left Ignition Knock Sensor |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.