VW Volkswagen Touareg 7P Exhaust Nox Sensor 3.0 TDI Diesel Engine 059907807L

VW Volkswagen Touareg 7P Exhaust Nox Sensor 3.0 TDI Diesel Engine is a component from the Lambda sensors and O2 sensors group, designed for diesel systems in Touareg models with a 3.0 TDI engine. It is responsible for the precise measurement of exhaust gas composition in a diesel engine, which is crucial for the operation of the injection system, exhaust gas treatment systems, and stable power characteristics.

Specifications and technical data

• SKU: 059907807L
• Mark: Volkswagen
• Condition: Used
• OEM Part Number: 059907807L
• Substitutable numbers: 059907807L, 059 907 807 L, 5WK9 7230, 5WK97230
• Fuel type: Diesel
• Category: Oxygen Sensors

Purpose and function in the 3.0 TDI engine

The presented NOx exhaust sensor acts as an advanced control probe in the diesel engine exhaust system. Based on the signal from the sensor, the engine controller corrects the fuel dose, injection system operation, and emission reduction strategy, which translates into:

• stable operation of the 3.0 TDI unit across the full load range,
• maintenance of correct nitrogen oxide emission parameters,
• reduction of the risk of the engine entering limp mode,
• more predictable throttle response.

Benefits of using an original Volkswagen sensor

The NOx sensor dedicated to the Touareg 7P has been designed for the specific characteristics of the 3.0 TDI engine, ensuring high repeatability of readings and correct cooperation with the factory controller software. Using the correct component from this group allows you to:

• maintain factory mixture control and exhaust emission strategies,
• minimize problems with diagnostic errors related to the exhaust system,
• maintain the efficiency of exhaust gas treatment systems in the long term.

For diesel fuel type engines, there are particularly high requirements for sensors in the exhaust system – a correct reading of NOx concentration is essential for the system to meet emission standards and maintain proper operating culture.

Performance and installation characteristics

The offered component comes from a group of factory parts intended for Volkswagen vehicles, which facilitates selection in terms of compatibility with the electrical installation and the geometry of the exhaust system in the Touareg 7P. In practice, this means:

• predictable behavior after installation and adaptation in the controller,
• retention of original mounting points in the exhaust system,
• easier diagnostics during subsequent service inspections.

The item is in used condition, which allows for an economical repair of the exhaust emission system while maintaining compatibility with the factory installation. This solution is particularly beneficial for comprehensive maintenance of older Touareg models, where both correct operation and rational service costs are important.

Selection by numbers and technical compatibility

Before purchasing, it is worth verifying the sensor's compatibility with the specific engine version and vehicle year using the OEM part number and available interchangeable numbers in the specification section. This facilitates matching to the specific exhaust system configuration and reduces the risk of communication problems with the engine controller.

To better understand how to safely choose used modules and sensors, including elements from the probe and exhaust sensor group, it is worth reading the guide on our blog: Used automotive electronics – ECU modules and second-hand sensors. The article discusses selection by OEM numbers, compatibility issues, and practical installation tips.

Expansion of the exhaust measurement system in Volkswagen

If you are planning a comprehensive repair or upgrade of the exhaust system area in your Volkswagen and need other elements from the same group, such as additional probes, oxygen sensors, or exhaust gas composition sensors, check the available parts in the Lambda sensors and O2 sensors Volkswagen category.