OE Quality
60-Day Returns

Hella 7.22684.09.0 Mass Air Flow Sensor
Reliable Mass Air Flow Sensor for Mercedes-Benz Vehicles
The Hella Pierburg - OEM Part Mass Air Flow Sensor 7.22684.09.0 is designed specifically for select Mercedes-Benz models including the C200, C230, E320, and SLK230. This sensor plays a critical role in monitoring the amount of air entering the engine to ensure optimal combustion and performance.
- OEM quality Mass Air Flow Sensor by Hella Pierburg
- Part number 7.22684.09.0 for precise fitment
- Compatible with Mercedes-Benz C200, C230, E320, and SLK230 models
- Ensures accurate air intake measurement for engine management
- Supports emission control system efficiency
About the Pierburg - OEM Part Product Line
The Pierburg - OEM Part line by Hella represents original equipment manufacturer components designed to meet the exact specifications of vehicle manufacturers. This ensures that the Mass Air Flow Sensor 7.22684.09.0 maintains the performance and reliability standards expected in Mercedes-Benz vehicles, providing a direct replacement that integrates seamlessly with the engine management system.
Product Description and Function
The Mass Air Flow Sensor 7.22684.09.0 measures the volume and density of air entering the engine intake. This data is essential for the engine control unit (ECU) to calculate the correct fuel injection quantity, optimizing combustion efficiency and reducing emissions. Designed for Mercedes-Benz C200, C230, E320, and SLK230 models, this sensor helps maintain engine performance and fuel economy by providing precise airflow readings.
Common Issues Addressed by This Sensor
- Irregular engine idling or stalling
- Reduced fuel efficiency in Mercedes-Benz C200, C230, E320, and SLK230
- Check engine light triggered due to airflow sensor faults
- Engine hesitation or poor acceleration
- Increased emissions or failed emission tests
Installation Notes and Tips
When replacing the Mass Air Flow Sensor 7.22684.09.0, ensure the engine is cool and the ignition is off. Carefully disconnect the electrical connector and remove the old sensor without damaging the intake system. Install the new sensor securely, making sure the connector is properly seated to avoid signal errors. It is recommended to clear any diagnostic trouble codes after installation to reset the ECU.
Quality Assurance and Warranty
Hella’s Pierburg - OEM Part line adheres to strict manufacturing standards to ensure durability and performance. While specific warranty details for part number 7.22684.09.0 may vary, OEM parts typically come with a limited warranty covering defects in materials and workmanship. Using this sensor helps maintain the integrity of your Mercedes-Benz emission control system.
This part fits 22 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Mercedes-Benz | E320 | 3.2L | L6 | N/A | with OE No. A6460940048; OE Quality; Pierburg - OEM Part |
| 2005 | Mercedes-Benz | E320 | 3.2L | L6 | N/A | with OE No. A6460940048; OE Quality; Pierburg - OEM Part |
| 2004 | Mercedes-Benz | C200 | N/A | OE Quality; Pierburg - OEM Part | ||
| 2003 | Mercedes-Benz | C200 | N/A | OE Quality; Pierburg - OEM Part | ||
| 2002 | Mercedes-Benz | C200 | N/A | OE Quality; Pierburg - OEM Part | ||
| 2001 | Mercedes-Benz | C200 | N/A | OE Quality; Pierburg - OEM Part | ||
| 2000 | Mercedes-Benz | C230 | N/A | OE Quality; Pierburg - OEM Part | ||
| 2000 | Mercedes-Benz | C230 | 2.3L | L4 | N/A | with OE No. A0000940948; OE Quality; Pierburg - OEM Part |
| 2000 | Mercedes-Benz | SLK230 | N/A | OE Quality; Pierburg - OEM Part | ||
| 2000 | Mercedes-Benz | SLK230 | 2.3L | L4 | N/A | with OE No. A0000940948; OE Quality; Pierburg - OEM Part |
| 1999 | Mercedes-Benz | C230 | N/A | OE Quality; Pierburg - OEM Part | ||
| 1999 | Mercedes-Benz | C230 | 2.3L | L4 | N/A | with OE No. A0000940948; OE Quality; Pierburg - OEM Part |
| 1999 | Mercedes-Benz | SLK230 | N/A | OE Quality; Pierburg - OEM Part | ||
| 1999 | Mercedes-Benz | SLK230 | 2.3L | L4 | N/A | with OE No. A0000940948; OE Quality; Pierburg - OEM Part |
| 1998 | Mercedes-Benz | C230 | N/A | OE Quality; Pierburg - OEM Part | ||
| 1998 | Mercedes-Benz | C230 | 2.3L | L4 | N/A | with OE No. A0000940948; OE Quality; Pierburg - OEM Part |
| 1998 | Mercedes-Benz | SLK230 | N/A | OE Quality; Pierburg - OEM Part | ||
| 1998 | Mercedes-Benz | SLK230 | 2.3L | L4 | N/A | with OE No. A0000940948; OE Quality; Pierburg - OEM Part |
| 1997 | Mercedes-Benz | C230 | N/A | OE Quality; Pierburg - OEM Part | ||
| 1997 | Mercedes-Benz | C230 | 2.3L | L4 | N/A | with OE No. A0000940948; OE Quality; Pierburg - OEM Part |
| 1997 | Mercedes-Benz | SLK230 | N/A | OE Quality; Pierburg - OEM Part | ||
| 1996 | Mercedes-Benz | C230 | N/A | OE Quality; Pierburg - OEM Part |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.