NOX Sensor Mercedes W205 W213 W906 W247 Lambda Oxygen Probe A0009057803

The NOX Sensor Mercedes W205 W213 W906 W247 Lambda Probe Oxygen is an item from the Lambda Probes and O2 Sensors category, designed for the exhaust systems of selected Mercedes models. It is responsible for precise measurement of exhaust gas composition and nitrogen oxide content, which supports the correct operation of the engine control unit and the exhaust gas purification system. This is a practical solution for users looking for a proven, used OEM component for diagnostics or replacement of a damaged sensor.

Specifications and technical data

• SKU: A0009058011
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0009058011
• Substitutable numbers: A0009058011, A 000 905 80 11, A0009057803, A 000 905 78 03
• Category: Oxygen Sensors

Purpose and Function in the Exhaust System

The NOX sensor plays a crucial role in controlling exhaust emissions in Mercedes vehicles, including the popular W205, W213, W906, and W247 series. As a lambda probe with nitrogen oxide measurement functionality, it works with the engine control module, providing it with information about the mixture composition and the efficiency of the catalytic converter and SCR system.

Based on signals from the sensor, the control unit can:

• correct fuel injection and mixture composition,
• monitor exhaust gas purification efficiency,
• react to irregularities in the exhaust system's operation,
• reduce the risk of the engine entering limp mode due to emission errors.

Application in Mercedes Vehicles

The offered component is dedicated to selected engine configurations in Mercedes C-Class, E-Class, van, and compact SUV models, where NOX sensors integrated with lambda probes are used from the factory. This makes it a suitable choice for replacing a worn or damaged sensor in vehicles equipped with advanced emission control systems.

In practice, installing such a sensor is particularly important in cars primarily used in the city or for short distances, where the exhaust system is more exposed to contamination and exhaust emission-related errors.

Benefits of Using a Used NOX Sensor

Choosing a used NOX sensor with a lambda probe is a sensible solution for drivers who want to reduce repair costs while maintaining compliance with factory specifications. This type of component allows you to:

• restore the proper functioning of the emission control system without investing in a new part,
• maintain compatibility with the original engine control unit software,
• reduce the risk of exhaust emission-related errors and the engine warning light on the dashboard.

For many users, it is also a way to quickly verify whether the cause of problems with power, fuel consumption, or limp mode is the NOX sensor itself or another component in the system.

Condition, Verification, and Selection by Numbers

The presented sensor belongs to the group of used original Mercedes parts, meaning it comes from disassembly and is intended for reinstallation after prior verification. When selecting, it is always recommended to check compatibility by OEM number and interchangeable numbers, as well as compare it with the currently installed component in the vehicle.

If you want to deepen your knowledge on making sensible choices for used automotive electronics and sensors, you will find practical tips in the guide: used automotive electronics and second-hand sensors – why it's worth it. Additionally, the process of matching a component to a specific car will be facilitated by the article: how to select the correct car part by VIN and OEM number.

Alternative Lambda Probes and Mercedes O2 Sensors

If you are looking for other solutions in the same group, check the available Mercedes Lambda Probes and O2 Sensors to compare different variants in terms of application, configuration, and compatibility with your model.