Exhaust Sensor Mercedes W177 W247 OM654 Gas Temperature Sensor A0009051613

Exhaust Sensor Mercedes W177 W247 OM654 Gas Temperature Sensor is a precision exhaust system component designed for diesel engines, supporting the proper operation of emission control systems. Thanks to its factory-fit for the OM654 unit in W177 and W247 models, it ensures stable exhaust temperature readings and predictable engine control unit behavior. This is a solution for users looking for a proven, used component with maintained functionality.

Specifications and technical data

• SKU: A0009051613
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0009051613
• Substitutable numbers: A0009051613, A 000 905 16 13
• Fuel type: Diesel
• Category: Oxygen Sensors

Function of the exhaust gas temperature sensor

The exhaust gas temperature sensor in a diesel engine is responsible for real-time measurement of exhaust gas temperature within the exhaust system. Data from the sensor is used by the engine control unit to:

• control the soot burning process in the diesel particulate filter (DPF),
• protect exhaust system components from overheating,
• optimize fuel dosage and injection strategies,
• maintain compliance with emission standards.

A stable signal from the sensor translates into smooth engine operation, reduced risk of limp mode, and lower stress on other exhaust system components.

Application in OM654 diesel engines

The presented component has been designed for diesel units, which is why its measurement characteristics are adapted to the specific operation of modern diesel engines. In practice, this means:

• appropriate operating temperature range for systems with DPF filters and advanced emission control,
• compatibility with control unit software used in newer generations of powertrains,
• maintenance of proper response dynamics to rapid changes in exhaust temperature.

As a result, the sensor supports the proper functioning of the exhaust gas cleaning system, which is important for both component durability and real-world fuel consumption.

Category: Lambda probes and O2 sensors

The product belongs to the Lambda probes and O2 sensors group, which are components responsible for monitoring exhaust parameters and transmitting them to the engine control unit. This category includes, among others, various types of temperature sensors, air-fuel ratio sensors, and other sensors working with the exhaust system. Their proper operation is crucial for:

• maintaining stable engine operating parameters,
• reducing the emission of harmful compounds,
• preventing frequent DPF regenerations and associated service costs.

Selecting a component from the same functional group allows for consistent measurement parameters and facilitates the diagnosis of potential faults.

Characteristics of the used component

The offered sensor is a used component, which is a cost-effective solution for drivers looking for a reasonable compromise between cost and functionality. A used component allows you to:

• reduce repair costs compared to a new part,
• maintain compliance with the vehicle's factory specifications,
• avoid problems typical of cheap replacements with uncertain measurement characteristics.

Before installation, a standard diagnostic procedure combined with reading control unit error codes is recommended to confirm the sensor's proper interaction with the existing vehicle configuration.

OEM selection and practical installation tips

When selecting an exhaust temperature sensor for a specific car, it is worth using manufacturer markings and catalog data to ensure full compatibility with the electrical installation and control unit software. During installation, it is important to:

• use the correct tightening torque to avoid damaging the thread in the exhaust system,
• protect the wire from excessive tension and contact with hot components,
• check the correct routing of the harness in relation to the original path.

This allows the sensor to operate stably across the full temperature range, while the risk of mechanical or thermal damage is minimized.

If you are planning a comprehensive repair or upgrade of the exhaust system area in your Mercedes and need other components from the same group, such as additional temperature sensors, exhaust gas composition probes, or other sensors working with the exhaust, check the available parts in the Mercedes Lambda probes and O2 sensors category.

More practical information on how to consciously choose used modules and sensors can be found in the Global Parts guide: Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?, where topics such as selection by manufacturer markings, compatibility issues, and the most frequently asked questions related to installation are discussed.