URO 0001403785 Secondary Air Injection Pump

Reliable Secondary Air Injection Pump for Mercedes-Benz Models

The URO Secondary Air Injection Pump (Part Number 0001403785) is designed to support emission control systems in various Mercedes-Benz vehicles. Engineered with precision, this pump helps maintain optimal air injection performance for models including the C43 AMG, E55 AMG, and ML350.

• Inside diameter: 18 mm for precise airflow
• Single hose connector with 22 mm outside diameter
• Pin-type terminals with two male connectors
• Durable PA6 housing material for long-lasting use
• Includes two wires and one connector for electrical connections
• Regular grade type ensuring standard performance
• No pulley or mounting hardware included

Product Details and Specifications

This URO Secondary Air Injection Pump features an 18 mm inside diameter and a 22 mm hose outside diameter, ensuring compatibility with the air injection system requirements of select Mercedes-Benz vehicles. The pump includes one hose connector and one male connector, both designed for secure and reliable attachment. Electrical connections are facilitated by two wires and two male pin terminals, providing stable power delivery. The pump housing is constructed from PA6, a robust plastic material known for its resistance to heat and chemicals, which contributes to the pump's durability under engine bay conditions. Note that this unit does not include a pulley or mounting hardware, so existing components should be reused during installation.

Compatible Mercedes-Benz Models

This secondary air injection pump is compatible with a wide range of Mercedes-Benz vehicles, including but not limited to:

• C43 AMG, C240, C280, C320
• CL55 AMG, CL500
• CLK55 AMG, CLK320, CLK430, CLK500
• CLS500
• E55 AMG, E320, E430, E500
• G500
• ML55 AMG, ML320, ML350, ML430, ML500
• R500
• S55 AMG, S350, S430, S500
• SL500, SLK320

Common Issues Addressed by This Pump

• Secondary air injection system failure causing increased emissions
• Check engine light triggered by air injection pump malfunction
• Reduced engine performance due to improper air injection
• Failed emissions tests related to air injection system
• Unusual noises or pump operation inconsistencies

Installation Notes and Tips

When installing the URO Secondary Air Injection Pump 0001403785, ensure the existing mounting hardware and pulley are in good condition as these are not included. Verify that the hose connectors and electrical terminals match the vehicle’s specifications. Properly secure the male connectors and pin terminals to avoid electrical issues. It is recommended to inspect the air injection system hoses for cracks or leaks during installation to maintain system integrity.

Quality Assurance and Warranty

URO parts are manufactured to meet OEM standards, providing reliable performance for Mercedes-Benz secondary air injection systems. This pump is constructed with durable materials such as PA6 housing to withstand engine environment stresses. While specific warranty details are not provided, URO products typically come with a limited warranty covering defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.