Walker 550-2079 Fuel Injector

Walker 550-2079 Fuel Injector for Mercedes-Benz

Walker Products fuel injector 550-2079 is a direct-fit fuel system component for select Mercedes-Benz applications from 2000-2005. It is built by a company with long-standing fuel injection and engine management experience, with manufacturing and engineering support focused on OEM-level specifications.

Key Features

• Fuel injector for select Mercedes-Benz C240, C320, CLK320, E320, SLK320, and ML320 applications
• Walker Products part number 550-2079 for catalog and service reference
• Built to meet or exceed OEM standards and specifications
• Supported by Walker Products manufacturing, product management, and engineering resources
• ISO 9001/IATF16949 certified company
• This part cross-references Standard Ignition FJ603 for the same application.

Detailed Description

Walker Products 550-2079 is a fuel injector for Mercedes-Benz fuel injection system service on select 2000-2005 vehicles. Compatible With 2001-2005 Mercedes-Benz C240, 2001-2005 Mercedes-Benz C320, 2000-2005 Mercedes-Benz CLK320, 2001-2005 Mercedes-Benz E320, 2001-2004 Mercedes-Benz SLK320, and 2001-2003 Mercedes-Benz ML320, this injector supports accurate fuel delivery in applications that require OE-style fit and function. Walker Products has supplied fuel system components since 1946 and continues to focus on fuel injectors, repair kits, sensors, and related engine management parts. The 550-2079 part number is also referenced by interchange numbers including 112 078 01 49 and 155-0399.

Common Issues This Part Can Address

• Hard starting caused by inconsistent fuel delivery
• Rough idle or misfire concerns related to injector performance
• Poor throttle response from uneven fuel atomization
• Fuel trim issues tied to a worn or restricted injector
• Check engine light conditions associated with fuel injection faults

Installation Notes and Tips

Verify the vehicle application by year, make, and model before installation. For Mercedes-Benz C240, C320, CLK320, E320, SLK320, and ML320 service, confirm the injector connector, fuel rail interface, and engine management requirements match the original part. Clean the fuel system and inspect seals, rails, and related components during replacement to help prevent repeat faults.

Quality Assurance

Walker Products manufactures fuel system components to meet or exceed OEM standards and backs production with in-house engineering, product management, and technical support. The company is ISO 9001/IATF16949 certified, reflecting controlled manufacturing and quality processes for parts such as the 550-2079 fuel injector.