Skoda Octavia 5E Audi A3 8V Exhaust Gas Lambda Probe Oxygen Sensor 04L906088BL

Skoda Octavia 5E Audi A3 8V Exhaust Gas Lambda Probe Oxygen Sensor is a component from the Lambda probes and O2 sensors group, responsible for precise exhaust gas temperature measurement and stable operation of the exhaust system. Using an OEM component of this type allows for maintaining factory engine operating parameters, reducing the risk of ECU errors, and maintaining correct emission values.

Specifications and technical data

• SKU: 04L906088BL
• Mark: Skoda
• Condition: Used
• OEM Part Number: 04L906088BL
• Substitutable numbers: 04L906088BL, 04L 906 088 BL
• Category: Oxygen Sensors

Purpose and function of the exhaust gas temperature sensor

The presented exhaust gas temperature sensor is designed to work with powertrains used in, among others, the Skoda Octavia 5E and Audi A3 8V. Its task is to continuously measure the temperature of gases in the exhaust system and transmit a signal to the engine control unit, which enables:

• proper control of the combustion process and fuel dosing,
• control of the exhaust gas treatment system operation,
• monitoring of thermal loads on exhaust components.

Thanks to this, the powertrain maintains stability, and operating parameters remain in accordance with the vehicle manufacturer's specifications.

Benefits of using an original sensor

Using an original exhaust gas temperature sensor in place of a worn or damaged component allows for maintaining consistency with the factory electrical installation and ECU software. In practice, this means:

• reliable temperature readings across a wide range of loads,
• reduced risk of diagnostic errors related to the exhaust system,
• better cooperation with lambda probes and other O2 sensors.

The used OEM component is an attractive cost-effective alternative to a new part, while maintaining a design consistent with the vehicle manufacturer's requirements.

Condition, verification, and selection based on technical data

The offered sensor comes from disassembly and is classified as a used product, which allows for economical vehicle repair while maintaining appropriate quality. Before installation, it is recommended to perform a standard verification of the electrical installation and check the correct seating in the exhaust system to ensure tightness and stable temperature readings.

When selecting an exhaust gas temperature sensor for a Skoda or Audi, it is worth using OEM markings and interchangeable numbers, as well as vehicle data (model, generation, engine type). This facilitates avoiding mechanical and electrical compatibility issues and minimizes the risk of re-disassembly.

Technical support and additional information

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

When selecting used electronic and measuring components – such as exhaust gas temperature sensors – a guide describing the principles of selection, compatibility checking, and installation may be helpful. Detailed tips can be found in the article Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?, which discusses, among other things, selection by OEM numbers, hardware and software compatibility issues, and practical application examples.

Summary

Skoda Octavia 5E Audi A3 8V Exhaust Gas Lambda Probe Oxygen Sensor is a used, original component from the Lambda probes and O2 sensors group, designed for precise exhaust gas temperature monitoring and cooperation with the factory engine control unit. Choosing this component allows for restoring the proper operation of the exhaust system, reducing the risk of diagnostic errors, and maintaining stable powertrain operating parameters at a reasonable repair cost.