VW Volkswagen Golf Mk5 Petrol Exhaust Lambda Oxygen Sensor 04E906262

Description

VW Volkswagen Golf Mk5 Petrol Exhaust Lambda Oxygen Sensor is a key component of the petrol engine control system, responsible for precise exhaust gas composition measurement and supporting the proper operation of the power unit. This Volkswagen branded part comes from dismantling, which allows for combining an attractive price with the preservation of the original design and proper fitment for the exhaust system and engine control unit.

Specifications and technical data

• SKU: 04E906262
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 04E906262
• Substitutable numbers: 04E906262, 04E 906 262
• Fuel type: Petrol
• Category: Other Engine Parts

Function and role of the lambda sensor in the Golf Mk5

The lambda sensor in a petrol-powered Volkswagen Golf Mk5 is responsible for monitoring oxygen content in the exhaust gases and sending a signal to the engine control unit. Based on this data, the computer adjusts the fuel dose, which affects:

• stable operation of the power unit across the entire rev range,
• maintenance of the correct air-fuel mixture,
• efficient operation of the catalytic converter and reduction of exhaust emissions,
• moderate fuel consumption in daily use.

Thanks to a properly functioning lambda sensor, the petrol supply system reacts faster to load changes, and the engine utilizes its parameters more effectively.

Application and fitment for the petrol system

The presented sensor is designed to work with petrol engines, which is significant for the sensor’s operating characteristics and the type of signal generated. The component’s design was developed to meet the requirements of the control units used in the Volkswagen Golf Mk5, ensuring that:

• electrical compatibility with the vehicle’s wiring harness is maintained,
• the sensor works with the factory control unit software,
• installation in the designated location in the exhaust system proceeds according to factory specifications.

Such fitment reduces the risk of errors in the control unit and facilitates restoring the correct operation of the fuel system after replacing a damaged sensor.

Characteristics of the used component

The offered lambda sensor is a used part, which allows for economical repair while maintaining the manufacturer’s original specifications. In practice, this means:

• preservation of factory geometry and mounting points,
• compliance with operating parameters intended for Volkswagen petrol units,
• possibility of installation as a replacement for a damaged sensor without the need for installation modifications.

For many users, this is a reasonable compromise between repair costs and maintaining the original parts standard.

Support with selection and technical knowledge expansion

If you are planning a comprehensive repair or upgrade of the engine control area in your Volkswagen and need other components from the same group, such as sensors, control modules, or wiring harnesses, check the available parts in the Other Volkswagen category.

For those interested in comparing the characteristics of advanced sports versions with standard models, including differences in drivetrains and engine accessories, the article Audi RS vs other models – what is hidden under the hood and chassis? may be helpful, as it organizes knowledge about solutions used in powerful VAG units.

If you are considering whether a new or used part is a better choice in your case, it is worth reading the cost and durability analysis in the material New or used? A comparison of costs and quality of car parts, where practical aspects of using OEM parts from dismantling are discussed.