Pierburg 7.22156.50.0 Fuel Pump

Reliable Electric Fuel Pump for Mercedes-Benz Models

The Pierburg 7.22156.50.0 fuel pump is designed to deliver consistent fuel pressure and flow for a range of Mercedes-Benz vehicles. Engineered for electric operation, this fuel pump supports optimal engine performance in models such as the C43 AMG, E55 AMG, and SL500.

• Electric fuel pump with 12V operating voltage
• Delivers fuel pressure of 4 bar (58 psi) for steady fuel supply
• Current strength of 7.5 A ensures efficient power consumption
• Compact design with diameters of 43 mm, 15 mm, and 8 mm for versatile fitment
• Equipped with 2 connectors for secure electrical connection
• Total length of 206 mm for proper installation depth
• Technical Information Number: Si 0097 for reference

Technical Overview and Compatibility

This Pierburg fuel pump operates electrically at 12 volts, drawing 7.5 amps to maintain a consistent pressure of 4 bar (58 psi). Its dimensions include a main diameter of 43 mm, with two additional diameters measuring 15 mm and 8 mm, allowing it to fit precisely within the fuel system of compatible Mercedes-Benz vehicles. The pump features two connectors to ensure reliable electrical connections and a total length of 206 mm to accommodate the fuel tank design.

Compatible with a wide range of Mercedes-Benz models, including the C230, CL55 AMG, E320, G550, S600, SLK320, and others, this fuel pump supports both AMG and non-AMG variants. The part number 7.22156.50.0 is essential for confirming fitment and ensuring proper replacement.

Applications and Problem Resolution

• Restores proper fuel pressure in Mercedes-Benz C43 AMG and E55 AMG models
• Replaces failing or noisy fuel pumps in CL500 and SL500 vehicles
• Addresses fuel delivery issues causing engine hesitation or stalling
• Improves fuel system reliability in G55 AMG and S600 models
• Supports consistent engine performance in SLK230 and CLK430

Installation Notes and Tips

When installing the Pierburg 7.22156.50.0 fuel pump, ensure the vehicle’s battery is disconnected to prevent electrical hazards. Verify the fuel pump’s orientation and connector alignment before securing it in place. Use appropriate tools to avoid damage to the pump housing or connectors. It is recommended to inspect fuel lines and replace fuel filters during installation to maintain overall fuel system health.

Quality Assurance and Warranty

Manufactured by Pierburg, a recognized supplier of automotive fuel system components, this fuel pump meets OEM specifications for durability and performance. The product includes a technical information number (Si 0097) for reference. Warranty coverage details should be confirmed at the point of purchase, ensuring protection against manufacturing defects.