BMW 3 X5 X6 Series E90 E91 E92 E70 E71 335d 3.0sd 35dX M57N2 EGR Valve 7804352

BMW E90 E91 E92 335d 35dX M57N2 EGR Valve is a component from the EGR Valves and Parts category, designed for the exhaust gas recirculation systems in powerful BMW 3 Series diesel engines. Its original BMW origin ensures proper fitment for the M57N2 engine and correct interaction with the factory engine control unit, leading to stable operation and predictable performance parameters.

Specifications and technical data

• SKU: 7804352
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7804352
• Substitutable numbers: 11717804352, 7804352, EM
• Category: EGR Parts & Valves

Purpose and Function in the EGR System

The EGR valve for BMW E90, E91, and E92 335d / 35dX M57N2 is responsible for controlled exhaust gas recirculation to reduce nitrogen oxide emissions and maintain proper combustion conditions. A correctly functioning component:

• stabilizes engine operation at low and medium RPM ranges,
• limits the formation of deposits in the intake manifold,
• supports compliance with emission standards,
• ensures predictable throttle response under typical driving conditions.

Thanks to its design conforming to factory BMW requirements, the valve works with the original engine control unit software, which is crucial for diagnostics and adaptations after replacement.

Benefits of Using an Original BMW EGR Valve

Choosing a component from the EGR Valves and Parts group originating from BMW OE allows for consistency throughout the intake and exhaust system. The main advantages of this solution include:

• Factory Fitment – compatibility with the geometry of the manifold, pipes, and mounting points in the engine bay of the 3 Series E90/E91/E92.
• Correct Electronic Interaction – accurate signal values for the engine control unit, facilitating diagnostics and eliminating EGR error issues.
• Consistent Operating Parameters – maintaining the torque characteristics and smooth operation typical for the M57N2 unit.

This solution is particularly recommended for repairs of daily driven vehicles where predictability, adherence to factory specifications, and ease of servicing are paramount.

Condition, Origin, and Practical Application

The offered BMW EGR valve is a used, original BMW part, which is significant for its durability and quality of manufacture. A used component allows for an economical repair of the exhaust gas recirculation system while maintaining factory specifications, which is especially important for the demanding 335d and 35dX engines.

Before installation, the standard service procedure is recommended, including:

• verification of intake system leaks,
• checking the condition of vacuum lines and electrical connectors,
• adaptation and clearing of engine control unit errors after replacement.

This approach minimizes the risk of recurring faults and allows for the full utilization of the installed component's potential.

BMW EGR Valves and Parts – Selection and System Expansion

If you are looking for other BMW EGR Valves and Parts to expand or comprehensively repair the exhaust gas recirculation system in your vehicle, check out our dedicated offer: BMW EGR Valves and Parts. This will help you easily select compatible components for your specific engine and body configuration.

BMW M57N2 Engines and the Used Market – Knowledge Before Purchase

When planning repairs for M57N2 units, it is beneficial to understand the specifics of these engines and their differences compared to other BMW designs. A comparison of the brand's popular diesel engines, their performance, common faults, and the availability of used parts can be helpful – you can find it here: BMW N47 vs M57 / M57N / M57N2 – Ranking of Legendary Diesels and Costs of Used Parts. This is a practical source of information when making decisions about further operation and the scope of repairs.