EGR Valve Mercedes W203 W204 W212 M272 Exhaust Gas Recirculation A0021407460

Mercedes W203 W204 W212 M272 EGR Valve is an original part from the EGR Valves and Parts category, designed for exhaust gas recirculation systems in M272 engines. Thanks to its factory design, it ensures proper cooperation with the engine's electronics and accessories, supporting stable engine operation and maintaining appropriate emission parameters.

Specifications and technical data

• SKU: A0021407460
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0021407460
• Substitutable numbers: A0021407460, A 002 140 74 60
• Category: EGR Parts & Valves

EGR Valve Purpose and Function

The Mercedes W203 W204 W212 M272 EGR Valve is responsible for the controlled flow of exhaust gases into the intake manifold, which helps to lower combustion temperature and reduce nitrogen oxide emissions. A properly functioning EGR valve translates to:

• stable engine operation across the full load range,
• more uniform mixture combustion,
• compliance with exhaust emission standards,
• reduced risk of EGR system related error lights illuminating.

A component from this group is particularly important in M272 gasoline engines, where the exhaust gas recirculation system works with advanced engine control.

Construction and Fit for M272 System

The valve belongs to the EGR Valves and Parts category, meaning it is structurally prepared to operate at high temperatures and in an exhaust-polluted environment. Appropriately selected channel geometry and a precise control mechanism enable:

• accurate dosing of exhaust gas quantities directed to the intake,
• cooperation with the factory engine control unit,
• maintenance of proper flow even during prolonged use.

Thanks to this, installation in Mercedes W203, W204, and W212 models with M272 engines does not require modifications, and the element itself retains the factory mounting points and connections.

Condition, Verification, and Benefits of Installation

The offered EGR valve is a used component, which helps to reduce repair costs compared to a new part, while maintaining the original manufacturer's design. This type of component is a good choice when the existing valve has seized, become blocked, or is generating errors in the engine control unit.

Replacing it with a functional valve from the same construction group can bring tangible benefits:

• reduction of jerking and uneven idling,
• decreased smoke during acceleration,
• reduction of error messages related to exhaust gas recirculation,
• more predictable response to the accelerator pedal.

Part Selection by Numbers and Vehicle Compatibility

When selecting an EGR valve for a specific Mercedes with an M272 engine, it is crucial to compare the OEM part number and available replacement numbers with the vehicle's data. In our product card, you will find this information in the specifications section, which facilitates precise matching of the element to a specific body version and year.

To further expand the configuration possibilities of the exhaust gas recirculation system in your car, it is also worth considering other elements from this group – hoses, mounts, or additional components that work with the EGR.

Related Products and Technical Knowledge

If you are planning comprehensive service of the exhaust gas recirculation system in your Mercedes and are also interested in other elements from the EGR-related category for this brand, check the available parts in the Mercedes EGR Valves and Parts category.

Individuals considering the use of used components in premium cars can expand their knowledge by consulting our guide on how to safely use second-hand parts in German cars – we particularly recommend the article Audi on Second-Hand Parts – Tuning and Repairs Without Quality Loss, which shows a practical approach to economical yet conscious operation.