AUC Sensor BMW F01 F02 F03 F07 F10 F11 Air Quality A/C Air Conditioning 9123861

Visual condition of the part

The product shows signs of use visible in the photos.

AUC Sensor BMW F01 F02 F03 F07 F10 F11 Air Quality A/C Air Conditioning is an original component from the Switches, control elements and ignition switches group, responsible for the precise measurement of air quality drawn into the ventilation system in selected BMW F-series models. Thanks to its factory OEM design, the sensor works with the air conditioning control system, supporting comfortable and safe vehicle operation. This solution is intended for users who expect consistency with factory electronics and stable operation of control systems.

Specifications and technical data

• SKU: 9123861-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9123861
• Substitutable numbers: 9123861, 64119123861, 6826346, 64116826346, 6818831, 64116818831, 6822554, 64116822554, 9350423, 64119350423, 9305877, 64119305877
• Category: Switches & Controls

Function and role of the AUC air sensor in BMW

The AUC air sensor in BMW F01, F02, F03, F07, F10, and F11 vehicles works with the air conditioning control module, monitoring the quality of external air. Based on the signal from this component, the control system can automatically switch the air recirculation mode, limiting the ingress of pollutants into the cabin. A properly functioning sensor supports stable system operation, reduces the risk of window fogging, and improves driving comfort in both city traffic and on the highway.

Integration with the vehicle's control and electronics system

As a component from the Switches, control elements and ignition switches category, the AUC sensor is part of a broader cabin comfort management system. It works with air conditioning and ventilation control modules, transmitting signals that are interpreted by the vehicle's electronics. As a result, the system can react to changing environmental conditions without driver intervention, maintaining predictable operating parameters and consistency with other comfort functions.

Benefits of using an original AUC sensor

Using an original AUC air sensor in a BMW F-series ensures:

• Full electrical compatibility with the factory wiring harness and control modules.
• Stable air quality measurement parameters, in accordance with the vehicle manufacturer's specifications.
• Consistent operation with automatic air conditioning and ventilation functions.
• Reduced risk of diagnostic errors and fault messages related to the comfort system.

The used component allows for an economical repair of the system while maintaining operating characteristics close to factory standards, which is particularly important in the case of advanced comfort control systems in modern BMW models.

Application in BMW F-series models

AUC Sensor BMW F01 F02 F03 F07 F10 F11 Air Quality A/C Air Conditioning is designed for selected body versions of the F-generation 5 and 7 series, which feature an automatic air conditioning system with an air quality monitoring function. Installing an original component from the same design group minimizes the risk of fitment issues and allows for maintaining predictable system behavior under various operating conditions.

Selection of used control elements and additional materials

When selecting used components from the control group, such as sensors, switches, or modules, it is worth paying attention to their origin and compatibility with the specific vehicle generation. For users who want to deepen their knowledge on the safe selection of components responsible for driving safety, the guide Second-hand braking system: how to safely choose discs, calipers, and ABS? will be useful, as it discusses practical criteria for evaluating used parts.

More control elements for BMW

If you are planning a comprehensive repair or upgrade of the comfort and electronics control area in your BMW and need other components from the same group, such as switches, control modules, or additional sensors, check the available parts in the BMW switches, control elements and ignition switches category.

To compare the cost-effectiveness of purchasing new versus used components, including control parts, the article New or used? A comparison of costs and quality of car parts may also be helpful, as it outlines the differences in costs, durability, and fitment of OEM parts.