Mercedes W212 Diesel Gas Exhaust Temperature Probe Sensor A0081533728

The Mercedes W212 Diesel Exhaust Gas Temperature Sensor is a precise component of the exhaust system, responsible for reliable measurement of exhaust gas temperature in diesel engines. A properly functioning sensor assists the engine control unit in managing the combustion process, protecting the particulate filter, and optimizing the exhaust gas aftertreatment system. This item from the Lambda Sensors and O2 Sensors category is a solution for users who expect stable engine performance parameters and accurate diagnostics.

Specifications and technical data

• SKU: A0081533728
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0081533728
• Substitutable numbers: A0081533728, A 008 153 37 28, KD
• Fuel type: Diesel
• Category: Oxygen Sensors

Role of the Exhaust Gas Temperature Sensor in the Mercedes W212

The exhaust gas temperature sensor in a diesel engine is responsible for transmitting information about the current thermal load of the exhaust system to the control unit. Based on this, the engine management system selects the fuel dose, the DPF regeneration strategy, and the parameters for the exhaust gas recirculation system.

A functional component of this type helps to:

• maintain stable engine operation under varying loads,
• reduce the risk of overheating exhaust system components,
• ensure correct operation of the particulate filter regeneration procedures,
• facilitate diagnostics of exhaust emission-related errors.

Compatibility with Diesel Engines

The presented sensor is designed to work with Diesel engines in the Mercedes W212 model. Its appropriate temperature characteristics and correct electrical signal range allow for proper communication with the factory engine control unit, without the need for installation modifications.

Selecting the sensor according to manufacturer markings and reference numbers ensures compliance with the vehicle's factory configuration, which translates to predictable powertrain behavior and reduced risk of errors appearing in the control unit's memory.

Characteristics of the Used Component

The offered exhaust gas temperature sensor is a used item, which in practice means a favorable cost-to-functionality ratio while maintaining operational parameters suitable for further use. This type of component, sourced from disassembly, is an attractive alternative to new parts, especially for maintenance repairs on vehicles several years old.

Choosing a used sensor makes sense especially when:

• the vehicle has significant mileage and the user is looking for an economical solution,
• compliance with the original installation and control unit software is important,
• the repair is intended to restore factory operating parameters without the costly purchase of a new component.

Why Choose Mercedes Lambda Sensors and O2 Sensors

Components from the Lambda Sensors and O2 Sensors category dedicated to the Mercedes brand are designed for long-term cooperation with advanced engine control systems. The correct selection of the exhaust gas temperature sensor helps to reduce fuel consumption, maintain appropriate emission levels, and decrease the risk of damage to expensive components such as the DPF filter or turbocharger.

If you need other lambda sensors and O2 sensors for this brand, check out the Mercedes Lambda Sensors and O2 Sensors available in our store to select components tailored to your vehicle's specific configuration.

Support in Choosing a Used Exhaust Gas Temperature Sensor

The selection of a used exhaust gas temperature sensor should be based on the manufacturer's markings, engine type, and exhaust system configuration. It is crucial to pay attention to compatibility with the control unit software and the installation location in a given engine variant.

If you want to better understand how to safely choose used modules and sensors, when they make economic sense, and what to look for during installation, check out our guide: Used Automotive Electronics On Board – Why Choose Second-Hand ECU Modules and Sensors?. There you will find practical tips on selection by manufacturer markings, compatibility, and common installation-related questions.