Mercedes W177 W247 M260 Diesel Exhaust Gas Temperature Sensor A2601500400

Mercedes W177 M260 Exhaust Gas Temperature Sensor is a precise exhaust system component designed for Mercedes diesel engines. As part of the Lambda Sensors and O2 Sensors category, it supports the proper functioning of the exhaust emission control system, ensuring stable engine operating parameters. A used OEM part is a sensible choice for drivers seeking a technically proven solution at an attractive price.

Specifications and technical data

• SKU: A2601500400
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2601500400
• Substitutable numbers: A2601500400, A 260 150 04 00
• Fuel type: Diesel
• Category: Oxygen Sensors

Function and Application of the Exhaust Gas Temperature Sensor

The exhaust gas temperature sensor in a Diesel engine is responsible for accurately measuring the temperature of gases in the exhaust system. Data from this component is used by the engine control unit for:

• monitoring the combustion process and protecting components from overheating,
• ensuring the correct operation of exhaust gas purification systems,
• maintaining stable engine operating parameters under various load conditions.

A good exhaust gas temperature sensor helps reduce the risk of control unit errors, uneven engine operation, and performance drops resulting from incorrect temperature readings.

Benefits of Using an Original Mercedes Sensor

Choosing a component dedicated to the W177 M260 series means maintaining factory operating characteristics. An original sensor works with the control unit's software without requiring modifications, which simplifies installation and subsequent diagnostics. For the user, this means:

• consistency with the factory engine control strategy,
• stable exhaust emission parameters,
• reduced risk of errors related to incompatible aftermarket parts.

A used OEM part offers a compromise between quality and cost, which is particularly important when servicing modern diesel engines.

Condition, Verification, and Selection Based on Technical Data

The offered exhaust gas temperature sensor is a used component, which helps reduce repair costs while maintaining the original manufacturer's specifications. Before installation, it is advisable to verify compatibility with the specific engine version and the vehicle's electrical system, using manufacturer markings and catalog data.

If you want to better understand how to safely select and install used electronic components and sensors in modern cars, read the guide Used Automotive Electronics Onboard – Why Choose Second-Hand ECUs and Sensors?, which discusses selection based on markings, compatibility issues, and practical installation tips.

Integration with the Exhaust System and Diagnostics

A properly functioning exhaust gas temperature sensor directly impacts the operation of the exhaust system and emission control systems. Incorrect readings can lead to:

• increased fuel consumption,
• power loss in limp mode,
• error codes in the control unit memory.

Therefore, when experiencing symptoms related to diesel engine operation, it is worth considering the diagnostics of sensors in the Lambda Sensors and O2 Sensors category, and if necessary, replacing a worn-out component with a tested OEM part.

If you are upgrading or servicing the exhaust measurement system in your Mercedes and also need other measurement components from the same brand, such as additional sensors or exhaust system-related parts, check the available parts in the Mercedes Lambda Sensors and O2 Sensors category.