BMW 1 2 3 Series E20 F21 F22 F30 LCI Exhaust Temperature Sensor 8570232

The BMW E20 F21 F22 F30 LCI Exhaust Gas Temperature Sensor is an original part from the Lambda Sensors and O2 Sensors category, designed for precise monitoring of exhaust gas temperature in modern BMW units. Thanks to its factory-set operating characteristics, the sensor ensures stable measurement parameters, supporting the correct functioning of the exhaust system and emission control systems.

Specifications and technical data

• SKU: 8570232
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8570232
• Substitutable numbers: 13628589814, 8589814, 13628570232, 8570232
• Category: Oxygen Sensors

Purpose and Role in the BMW Exhaust System

The BMW Exhaust Gas Temperature Sensor operates directly in the exhaust gas stream, transmitting information about the current temperature to the engine control unit. Based on this data, the ECU adjusts fuel injection, turbocharger operation, and the regeneration strategy for filters and catalytic converters, which affects:

• maintaining stable engine operating parameters under various load conditions,
• controlling exhaust emissions in accordance with environmental standards,
• protecting exhaust system components from overheating,
• reducing the risk of the unit entering limp-home mode.

By maintaining its original measurement characteristics, the sensor works with the factory control unit software, without the need for map modifications or adaptations beyond the standard service procedure.

Benefits of Using an Original Exhaust Gas Temperature Sensor

Using a part from the Lambda Sensors and O2 Sensors group specifically designed for particular BMW models helps maintain the consistency of the entire engine control system. In practice, this means:

• correct communication with the factory control unit without errors,
• stable temperature readings across the full operating range of the powertrain,
• reduced risk of diagnostic errors related to the exhaust system,
• easier future diagnostics – the sensor's operating parameters are known to service centers and documented in BMW technical documentation.

This solution is particularly beneficial for vehicles used intensively, where the correct functioning of the exhaust system directly impacts engine durability and predictable vehicle behavior.

Product Characteristics and Condition

The offered BMW Exhaust Gas Temperature Sensor comes from the brand's original production line, ensuring compliance with factory quality and fitment standards. The item is classified as used, which means it has been removed from a vehicle and verified for its suitability for further use. This type of component is particularly attractive to users who:

• are looking for an OEM-compliant solution while maintaining reasonable repair costs,
• want to avoid compatibility issues typical of cheap aftermarket replacements,
• plan to restore full exhaust system functionality after experiencing exhaust gas temperature-related errors.

Thanks to its original design, the sensor installation is performed in the typical manner for the specific BMW model, without the need for modifications to the wiring or exhaust system threads.

Selection by Part Numbers and Purchase Support

For sensors in the Lambda Sensors and O2 Sensors group, correct selection by part number and interchangeable numbers is crucial. This helps avoid problems with cable length, connector type, or measurement characteristics. If in doubt, it is advisable to consult the BMW catalog or the numbers recorded in the engine control unit to confirm compatibility with the specific powertrain version and car year.

If you need a broader perspective on selecting used modules and sensors, you can find practical tips in the Global Parts guide: Used Automotive Electronics – How to Safely Choose Second-Hand ECU Modules and Sensors. The article discusses, among other things, compatibility issues, selection by part numbers, and common mistakes made when purchasing electronics from the secondary market.

Other BMW Lambda Sensors and O2 Sensors

If you are also looking for other BMW Lambda Sensors and O2 Sensors for your car, check out our dedicated offer: BMW Lambda Sensors and O2 Sensors. Using filters by brand and category, you can easily narrow down the results to items that fit a specific generation and engine version.