Air Intake Temperature Sensor BMW G01 G02 G20 G30 G32 G70 U06 Petrol 8485041

Air Intake Temperature Sensor BMW G01 G02 G20 G30 G32 G70 U06 Petrol is an original component from the Air and fuel intake sensors group, designed for BMW petrol engines. It ensures precise measurement of the intake air temperature, which allows the engine control unit to maintain stable, efficient operation and proper fuel metering. This is a practical solution for users looking for proven, used engine electronics with factory-fit quality.

Specifications and technical data

• SKU: 8485041
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8485041
• Substitutable numbers: 8485041, 13628485041
• Fuel type: Petrol
• Category: Air Intake & Fuel Sensors

Function and application of the air intake temperature sensor

The air intake temperature sensor in BMW G01, G02, G20, G30, and G32 series models is responsible for real-time reading of the temperature of the air drawn into the intake manifold. Based on this signal, the engine control unit adjusts the fuel dose, ignition timing, and system operating strategy, which is particularly important in petrol-powered units. A properly functioning sensor helps reduce fuel consumption, stabilizes idle speed, and supports smooth, predictable throttle response.

In case of a malfunction of this component, symptoms such as a drop in dynamics, rough running on a cold engine, or errors stored in the controller's memory may occur. Replacing it with a functional, original sensor is therefore a simple and effective way to restore the proper operation of the intake system.

Benefits of using an original BMW sensor

Choosing an original BMW air intake temperature sensor primarily ensures compatibility with the electrical installation and control unit architecture in specific G01, G02, G20, G30, and G32 generations. Being from the same product family as the factory-installed part, it works with the ECU software without the need for modifying wiring or operating parameters.

Key advantages of this solution include:

• stable measurement signal, essential during dynamic driving and load changes,
• preservation of factory performance characteristics of the petrol engine,
• reduced risk of errors associated with incompatible aftermarket replacements,
• easier diagnostics in the future due to compliance with BMW service documentation.

Installation and operational characteristics

The presented sensor belongs to a group of components that are straightforward to replace under typical operating conditions, without interfering with engine mechanics. Thanks to the factory design of the connector and housing, installation usually comes down to unplugging the connector, releasing the mount, and seating the new component in the designated socket. This solution reduces vehicle downtime and facilitates service both in workshop conditions and for simple repairs performed independently.

A used sensor from the original BMW line is a good choice when you want to maintain factory specifications while optimizing repair costs. This is particularly important in modern petrol units, where the quality of sensor signals has a direct impact on engine refinement and the durability of the equipment.

Selection, compatibility, and practical tips

When selecting an air intake temperature sensor for a BMW G01, G02, G20, G30, or G32 series, it is crucial to match it to the specific engine version and installation configuration. In practice, this means verifying factory markings and compliance with vehicle documentation. In case of doubt, it is worth using part numbers and data from service systems to avoid installing a component with different characteristics.

If you want to better understand how to safely choose used modules and sensors, how to check compatibility by markings, and what to pay attention to during installation, the following guide will be helpful: Used automotive electronics on board – why choose second-hand ECU modules and sensors?. You will find practical tips there regarding the selection, compatibility, and operation of aftermarket electronics.

Expanding the intake system in BMW – components from the same group

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional air intake sensors, flow measurement elements, or components related to mixture preparation, check the available parts in the BMW air and fuel intake sensors category.

For drivers considering whether a refurbished part or a used original is a better choice, the following comparison material may also be useful: Refurbished or used original – which part to choose for repairs?. It will allow you to consciously decide which service strategy will be most cost-effective in the context of the further operation of your BMW.