BMW F10 F11 Exhaust Gas Temperature NOX Lambda Probe Sensor N53 Petrol 7590402

F10 F11 N53 Petrol NOX Sensor Exhaust Temperature Lambda Probe is an original part from the Lambda Sensors & O2 Sensors category, designed for BMW N53 petrol engines in F10/F11 series models. This is a precise solution for users who want to restore proper exhaust system operation and stable combustion parameters.

Specifications and technical data

• SKU: 7590402
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7590402
• Substitutable numbers: 7590402, 11787590402
• Fuel type: Petrol
• Category: Oxygen Sensors

Purpose and Function in the Exhaust System

The presented NOX and exhaust temperature sensor plays a key role in controlling the mixture composition and exhaust emissions in BMW N53 petrol engines. The combination of lambda probe and nitrogen oxides sensor functions allows the engine control unit to continuously adjust the fuel dose, which contributes to stable engine operation and compliance with emission standards.

In direct injection petrol engines, such as the N53, a properly functioning NOX and O2 sensor is essential for:

• accurate monitoring of mixture composition across various load ranges and engine speeds,
• efficient operation of the exhaust gas treatment system, including the catalytic converter,
• reduced fuel consumption through precise dose control,
• minimizing errors and limp-home mode related to incorrect exhaust gas composition readings.

Benefits of Using an Original BMW Sensor

Using an original BMW sensor from the Lambda Sensors & O2 Sensors category ensures proper cooperation with the factory engine control unit software. This provides the user with:

• correct response to changes in load and driving conditions, with no delays in mixture correction,
• stable idle speed and reduced jerking during acceleration,
• decreased risk of catalytic converter damage resulting from incorrect exhaust gas composition,
• easier diagnostics – sensor readings are consistent with factory maps and BMW service procedures.

The part comes from the group of used BMW parts, allowing for economical repair while maintaining performance characteristics close to factory settings.

Performance Parameters and Application in Petrol Engines

The sensor is designed to work with petrol fuel systems where high sensitivity to changes in mixture composition and exhaust temperature is required. In practice, this means:

• precise measurement of oxygen content in exhaust gases across a wide range of engine operation,
• monitoring of exhaust gas temperature to protect exhaust system components,
• support for lean burn strategies, typical for N53 units,
• compatibility with factory wiring and connectors intended for this generation of engines.

This allows for installation by simply replacing the part in the location designated by the manufacturer, without the need for wiring modifications.

Why Choose a Used NOX Sensor / Lambda Probe

For advanced electronic components like NOX sensors and lambda probes, choosing a used OEM component is often a sensible alternative to aftermarket replacements of unknown origin. You receive a part specifically designed for the given system while reducing service costs. You can find more information on how to safely select electronics and sensors from the secondary market in our guide: used automotive electronics and sensors – a practical guide from Global Parts.

If you want to plan your car's servicing costs more broadly, the following material may also be helpful: how to reduce repair costs with used OEM parts, where we discuss strategies for selecting second-hand components.

Other BMW Lambda Sensors & O2 Sensors

If you are looking for other BMW Lambda Sensors & O2 Sensors compatible with other models of this brand, check out our dedicated offer: BMW Lambda Sensors & O2 Sensors. You will find a wide selection of parts for various engine generations, making it easier to choose the right component for a specific model and engine version.