Mercedes W169 OM640 Vacuum Solenoid Valve A0061536628

Mercedes W169 OM640 Vacuum Solenoid Valve is an original component from the EGR valves and parts group, designed for operation in the vacuum control system of the OM640 engine. This solution allows for precise vacuum management in the front part of the engine bay, which translates into stable engine performance and proper operation of related components.

Specifications and technical data

• SKU: A0061536628
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0061536628
• Substitutable numbers: A0061536628, A 006 153 66 28
• Location on the vehicle: Front
• Category: EGR Parts & Valves

Purpose and function in the EGR system

Mercedes W169 OM640 Vacuum Solenoid Valve works with the exhaust gas recirculation system, responsible for controlling elements that require stable vacuum. A properly functioning valve helps maintain:

• appropriate EGR system response to engine load,
• correct engine operating parameters under various conditions,
• consistent operation of vacuum-controlled components in the front part of the vehicle.

The location in the front area of the vehicle facilitates service access and allows for efficient diagnostics and replacement if necessary.

Benefits of using an original Mercedes component

Choosing a vacuum solenoid valve from the original Mercedes components group ensures a perfect fit for the factory installation without the need for modifying wiring harnesses or mounts. As a result:

• you maintain compliance with the factory operating characteristics of the OM640 engine,
• you minimize the risk of electrical and pneumatic compatibility issues,
• you preserve predictable EGR system behavior across the entire RPM range.

The element from this group is designed for long-term operation in demanding thermal and mechanical conditions, which is significant in the densely packed engine bay of W169 models.

Installation characteristics and application in the front zone

The valve is designed for installation in the front part of the vehicle, in the immediate vicinity of key vacuum lines. Such placement:

• facilitates the routing of vacuum hoses and quick-connectors,
• ensures a logical installation layout consistent with the factory design,
• allows for efficient integration of the component into the existing system without additional modifications.

When replacing, it is recommended to check the condition of vacuum hoses and connection tightness to fully utilize the potential of the newly installed valve.

Professional use of an OEM component

An original, used vacuum solenoid valve from this series is a sensible choice for users and workshops that want to combine cost control with maintaining factory specifications. In practice, this means:

• the possibility of economical repair of the vacuum control system,
• preservation of the original EGR system operating characteristics,
• easier diagnostics due to compliance with Mercedes service documentation.

To better understand why original recycled components for premium brands are currently so popular, it is worth reading the article: Crisis in the new parts market? Why used originals for premium cars are the hottest trend in 2026.

Mercedes EGR valves and parts – expansion and system modernization

If you are planning a comprehensive repair or modernization of the engine area in your Mercedes and need other elements from the same group, such as control valves, vacuum actuators, or additional modules related to exhaust gas recirculation, check the available parts in the Mercedes EGR valves and parts category.