BMW F10 F12 F30 F31 F32 N57Z Exhaust Temperature Sensor 8514929

BMW F10 F30 N57Z Exhaust Gas Temperature Sensor 8514929 is an original part from the Lambda Sensors and O2 Sensors group, designed for precise monitoring of exhaust gas temperature in BMW F-series engines with the N57Z unit. A used OEM sensor ensures proper cooperation with the factory engine control unit, stable exhaust system operation, and correct functioning of emission control systems.

Specifications and technical data

• SKU: 8514929
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8514929
• Substitutable numbers: 13628514929, 8514929, EM, 51447319157, 7319157
• Category: Oxygen Sensors

Purpose and Role in the Exhaust System

The exhaust gas temperature sensor in BMW F10 and F30 models with the N57Z engine is responsible for the real-time measurement of gas temperature in the exhaust system. Data from this component is used by the engine control unit for:

• monitoring the combustion process and protecting components from overheating,
• correct control of the exhaust gas purification system,
• maintaining compliance with emission standards,
• diagnosing potential engine malfunctions.

Thanks to a properly functioning sensor, the control unit can precisely react to load changes, which translates to stable engine operation and reduced risk of damage to exhaust system components.

Advantages of Using an Original BMW Sensor

An original exhaust gas temperature sensor from the Lambda Sensors and O2 Sensors category is designed for the specific electrical and software architecture of BMW. In practice, this means:

• guaranteed compatibility with the electrical system and wiring harness in BMW F10 and F30 with the N57Z engine,
• correct signal interpretation by the engine control unit without the need for adaptation,
• appropriate measurement characteristics tailored to the operating conditions of a diesel engine,
• reduced risk of ECU errors related to incorrect temperature readings.

Choosing an original part allows for maintaining the cohesion of the entire engine control system, which is particularly important in modern engines with complex electronics.

Product Characteristics and Condition

The presented BMW exhaust gas temperature sensor belongs to the group of used parts, allowing for economical repair while maintaining the original manufacturer's specifications. Such components are often chosen by users looking for a reasonable compromise between repair cost and maintaining factory operating parameters.

Thanks to the preservation of the original design and connectors, installing the sensor in place of the original component is similar to a plug-and-play solution, without the need for modifications to the installation or the use of adapters.

Selection by OEM Number and Interchangeable Numbers

The exhaust gas temperature sensor described as BMW F10 F30 N57Z Exhaust Gas Temperature Sensor 8514929 has a dedicated OEM part number and associated interchangeable numbers, which facilitates unambiguous identification in BMW catalogs and service systems. When selecting a part, it is recommended to verify compatibility by OEM number and compare it with the currently installed sensor to ensure full compatibility with the specific N57Z engine version.

If you need more information on how to safely choose used modules and sensors, you can find practical tips in the guide: used automotive electronics – why it’s worth choosing proven ECU modules and second-hand sensors.

Other BMW Lambda Sensors and O2 Sensors

If you are also looking for other BMW Lambda Sensors and O2 Sensors compatible with various models of this brand, check out our dedicated offer: BMW Lambda Sensors and O2 Sensors. This will help you easily select a complete set of measurement elements for your exhaust system.

Summary

The exhaust gas temperature sensor for BMW F10 and F30 with the N57Z engine is a functional exhaust system component that supports the correct operation of the engine control unit and emission control systems. By choosing an original, used component from the lambda sensors and O2 sensors category, you gain a technically matched solution that allows you to restore the correct operating parameters of the engine without the need to invest in expensive aftermarket replacements.