1. Product Overview
This manual provides instructions for the HELLA 009295031 Foglight Assembly, designed as an Original Equipment (OE) replacement for the driver's side of Mercedes-Benz C-Class (W/S 204) vehicles manufactured between February 2008 and August 2014. This assembly includes an H7 bulb and is CCC approved.

Image 1.1: HELLA 009295031 Foglight Assembly. This image shows the complete foglight unit, including the clear lens and housing.
2. Key Features
- Original Equipment (OE) Quality: Manufactured to meet or exceed original equipment standards.
- Vehicle Specific Fit: Designed for Mercedes-Benz C-Class (W/S 204) models, years 02/08 to 08/14.
- Driver's Side Placement: Specifically for the left-hand drive driver's side.
- Bulb Included: Comes with an H7 bulb for immediate installation.
- AMG Styling Package Compatible: Also fits vehicles equipped with the AMG Styling Package.
- ECE Approval: Complies with Economic Commission for Europe regulations.
3. Important Safety Information
Professional Installation Recommended: HELLA strongly recommends that this foglight assembly be installed by a qualified professional technician to ensure proper function and vehicle safety.
Consult Vehicle Manual: Always refer to your vehicle manufacturer's manual for specific instructions regarding fog light replacement and vehicle-specific safety precautions. Follow all instructions carefully.
Disconnect Power: Before beginning any installation or maintenance, ensure the vehicle's battery is disconnected to prevent electrical shock or damage to the vehicle's electrical system.
Eye Protection: Always wear appropriate eye protection when working on vehicle components.
4. Installation Guide
This section provides general guidance. For detailed, vehicle-specific steps, consult your Mercedes-Benz C-Class (W/S 204) service manual or seek professional assistance.
- Preparation: Park the vehicle on a level surface, engage the parking brake, and disconnect the negative terminal of the battery. Allow the engine and any hot components to cool down.
- Access: Depending on your vehicle model, you may need to remove parts of the bumper, fender liner, or underbody shield to access the existing foglight assembly.
- Removal of Old Assembly: Disconnect the electrical connector from the old foglight. Unbolt or unclip the old foglight assembly from its mounting points. Carefully remove the old unit.
- Installation of New Assembly: Position the new HELLA 009295031 foglight assembly into the opening. Secure it using the original mounting hardware. Ensure it is seated correctly and firmly.
- Electrical Connection: Connect the vehicle's electrical harness to the new foglight assembly. Ensure the connection is secure.
- Reassembly: Reinstall any removed bumper, fender liner, or underbody shield components.
- Final Check: Reconnect the vehicle battery. Test the foglights to ensure they function correctly. Verify proper alignment and beam pattern.
Bulb Type: This assembly uses an H7 bulb. The bulb is included with the assembly.
5. Operation
The HELLA 009295031 Foglight Assembly operates in conjunction with your vehicle's existing lighting system. Foglights are typically activated via a switch or control on your vehicle's dashboard or steering column. Refer to your Mercedes-Benz C-Class owner's manual for specific instructions on how to turn your foglights on and off.
Foglights are designed to improve visibility in adverse weather conditions such as fog, heavy rain, or snow. They should be used responsibly and in accordance with local traffic laws.
6. Maintenance
- Cleaning: Keep the foglight lens clean from dirt, dust, and road grime using a soft cloth and mild automotive glass cleaner. Avoid abrasive materials that could scratch the lens.
- Bulb Replacement: If the H7 bulb needs replacement, ensure the vehicle is off and cooled down. Disconnect the electrical connector and carefully remove the old bulb. Install a new H7 bulb, ensuring not to touch the glass part of the bulb with bare hands, as oils can reduce bulb life. Reconnect the electrical connector. HELLA recommends using HELLA brand replacement bulbs for optimal performance.
- Inspection: Periodically inspect the foglight assembly for any signs of damage, cracks, or loose connections. Address any issues promptly to maintain optimal performance and safety.
7. Troubleshooting
- Foglight Not Working:
- Check the H7 bulb for a broken filament. Replace if necessary.
- Verify the electrical connection to the foglight assembly is secure.
- Inspect the vehicle's fuse box for a blown fuse related to the foglights. Replace with a fuse of the correct amperage if blown.
- Consult your vehicle's service manual for wiring diagrams and further diagnostic steps.
- Dim or Flickering Light:
- Check for loose electrical connections.
- Ensure the vehicle's charging system is functioning correctly.
- The bulb may be nearing the end of its lifespan. Consider replacing it.
- Moisture Inside Lens:
- Small amounts of condensation can occur and usually dissipate.
- If significant moisture or water accumulation is present, inspect the housing for cracks or improper sealing. The assembly may need to be re-sealed or replaced if damaged.
8. Specifications
| Brand | Hella |
| Model Number | 009295031 |
| Manufacturer Part Number | 1N0 009 295-031 |
| Vehicle Compatibility | Mercedes-Benz C-Class (W/S 204) |
| Years | 02/08 - 08/14 |
| Fitting Position | Driver's Side (Left Hand Drive) |
| Bulb Type | H7 (Bulb Included) |
| Lens Color | Clear / Transparent |
| Lens Material | Glass |
| Voltage | 12 Volts |
| Wattage | 12 watts |
| Dimensions (L x W x H) | 3.74 x 3.74 x 4.92 inches |
| Assembly Required | Yes |
| Certifications | CCC approved, ECE approval |
9. Warranty and Support
For detailed warranty information regarding your HELLA 009295031 Foglight Assembly, please refer to the official HELLA website. You can find the FAQ section and warranty details at www.hellausa.com.
If you require technical assistance or have questions not covered in this manual, please contact HELLA customer support through their official website or authorized service centers.





