BMW 1 2 3 Series F20 F21 F22 F30 LCI Exhaust Temperature Sensor 8570234

BMW F20 F30 Exhaust Gas Temperature Sensor 8570234 is an original part from the Lambda Sensors and O2 Sensors group, designed for precise monitoring of exhaust gas temperature in the exhaust system of BMW F-series models. Thanks to factory specifications and compatibility with the manufacturer's installation, it ensures stable engine operation and correct functioning of emission control systems. This is a solution for users who expect proven, OEM-compliant measuring electronics.

Specifications and technical data

• SKU: 8570234
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8570234
• Substitutable numbers: 13628570234, 8570234, AS
• Category: Oxygen Sensors

Purpose and Function in the BMW Exhaust System

The exhaust gas temperature sensor in BMW F20 and F30 models is responsible for continuously measuring thermal conditions in the exhaust gas stream, which is crucial for the engine control unit and exhaust gas treatment systems. A properly functioning element of this type allows for:

• maintaining appropriate engine operating parameters across various load ranges,
• cooperation with the emission control system and on-board diagnostics,
• reducing the risk of overheating exhaust system components.

Thanks to its construction conforming to BMW's factory standards, the sensor works with the original wiring harness and control logic, which simplifies installation and subsequent operation.

Benefits of Using an Original BMW Sensor

Using an original exhaust gas temperature sensor in BMW F20/F30 translates into a number of practical benefits. An element from this group ensures:

• stable parameter readings for the engine control unit, contributing to smooth engine operation,
• consistency with factory control maps and ECU software,
• compliance with BMW service diagnostics, including error code reading and adaptations.

By choosing a sensor from the Lambda Sensors and O2 Sensors category dedicated to a specific BMW platform, you minimize the risk of compatibility issues and the need for installation modifications.

Component Characteristics and Installation

The offered BMW exhaust gas temperature sensor is designed to work with the vehicle's factory exhaust system and electronics. The manufacturer's design allows for installation in the original location, using factory mounting points and connectors.

When replacing, it is recommended to:

• check the condition of the mounting socket in the exhaust system,
• inspect the wiring harness for mechanical or thermal damage,
• perform post-installation diagnostics to verify the accuracy of readings.

This approach allows for restoring the correct operation of the exhaust gas temperature measurement system and reducing the risk of further service interventions.

Why Consider a Used Exhaust Gas Temperature Sensor

A used BMW exhaust gas temperature sensor can be a sensible choice when you want to maintain factory specifications while optimizing repair costs. A part from disassembly, selected by OEM number and assigned to the correct BMW generation, allows for:

• maintaining the original operating characteristics of the measurement system,
• avoiding problems typical of aftermarket replacements with uncertain specifications,
• effectively restoring the functionality of the exhaust system.

If you want to better understand how to safely select used modules and sensors, how to verify OEM compatibility, and what to look for during installation, check out the Global Parts guide: Used Automotive Electronics – ECU Modules and Second-Hand Sensors.

Expanding the Measurement System in BMW – Related Components

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

A well-selected set of measuring components helps maintain the consistency of the entire system, facilitates diagnostics, and ensures predictable engine behavior under various operating conditions.