Mercedes-Benz C CLK W202 W208 Petrol Lambda Oxygen Sensor Probe A0015407217

Mercedes-Benz C CLK W202 W208 Petrol Lambda Oxygen Sensor Probe is a component from the Lambda sensors and O2 sensors category, designed for the fuel systems of petrol engines in this series. It enables accurate measurement of exhaust gas composition, which translates into stable engine operation and correct air-fuel mixture regulation. This is a practical solution for users looking for a proven, used component for their Mercedes.

Specifications and technical data

• SKU: A0015407217
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0015407217
• Fuel type: Petrol
• Category: Oxygen Sensors

Function of the lambda sensor in a petrol engine

The lambda sensor in a petrol engine is responsible for monitoring the oxygen content in the exhaust gases and sending a signal to the engine control unit. This allows for precise adjustment of the fuel dose, which affects:

• stable operation at idle and under load,
• smooth acceleration without jerking,
• maintaining the correct mixture composition across a wide RPM range.

Selecting the right component from the Lambda sensors and O2 sensors category is crucial for maintaining the correct operating characteristics of the petrol unit in C and CLK models of the W202 and W208 series.

Benefits of using an original sensor in a Mercedes

A properly selected lambda sensor in Mercedes cars of this generation allows for maintaining the factory operating parameters of the fuel system. In practice, this means:

• better throttle response due to proper mixture regulation,
• reduced risk of excessive fuel consumption,
• maintaining catalytic converter efficiency through exhaust gas composition control,
• reducing the likelihood of errors related to fuel system operation.

By choosing a used lambda sensor for a Mercedes, you can economically restore the proper operation of the engine control system while maintaining compatibility with the manufacturer's factory solutions.

Selection and application in Mercedes C and CLK models

The presented sensor is intended for petrol units used in Mercedes C-Class W202 and CLK W208. When selecting the component, it is worth paying attention to compatibility with the specific engine version and exhaust system configuration in a given vehicle. A correctly matched oxygen sensor:

• works with the factory engine control unit without the need for installation modifications,
• allows for maintaining original injection and ignition maps,
• reduces the risk of warning lights related to exhaust emissions appearing.

For users who want to better understand the specifics of installation and operation of used electronic components in a car, the following article will be helpful: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?.

Condition, verification, and practical aspects

The offered lambda sensor is a used item, which allows for reducing repair costs while maintaining the functionality required for daily use. Before reinstallation, this type of component should be verified for tightness, condition of wires, and connectors to ensure proper signal transmission to the engine control unit.

If you are planning a comprehensive repair or upgrade of the exhaust and mixture control area in your Mercedes and need other elements from the same group, such as additional oxygen sensors, control elements, or related exhaust sensors, check the available parts in the Mercedes Lambda sensors and O2 sensors category.