BMW F20 F21 F30 F31 I01 Rain Light Solar Condensation Sensor Unit 9354844

BMW F20 F21 F30 F31 I01 Rain Sensor is an original part from the Other Wiper Parts category, designed to work with the factory BMW wiper and electronics system. It enables automatic wiper operation based on rainfall intensity, improving driving comfort and safety in changing weather conditions. This solution is particularly beneficial for drivers expecting precise sensor performance and seamless integration with the vehicle's installation.

Specifications and technical data

• SKU: 9354844
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9354844
• Substitutable numbers: 61359475147, 9475147, 61359354844, 9354844, 61357939173, 61356823541, 61356806745, 61359321007, 61359347396, 61359387624, 61359332180, 61359388381, 61356819590, 61359354226, 61356814601, 61359397911, 61359287976, 61359339242, EM
• Category: Additional Wiper & Washer Components

Application and Compatibility

The BMW Rain Sensor is designed for F and I series models, including F20, F21, F30, F31, and I01, where it works with the factory comfort module and wiper system. This ensures full functionality of the automatic wiper mode and consistency with the onboard systems.

The part belongs to the Other Wiper Parts group, meaning it is responsible for control logic rather than the mechanical movement of the wiper arms. This is particularly important when replacing a damaged sensor in vehicles equipped with automatic wipers, where compatibility with the factory installation is required.

Rain Sensor Construction and Function

The sensor is mounted near the windshield, where it analyzes the amount of water on the glass surface and sends a signal to the wiper controller. Based on this, the system adjusts:

• wiper frequency in automatic mode,
• response to sudden, heavy rainfall,
• smooth transitions between single wipes and continuous operation.

This solution helps reduce the need for manual adjustment with the stalk and ensures more predictable system behavior in rain, drizzle, or when water splashes from other vehicles' wheels.

Benefits of Installing an Original BMW Sensor

Choosing an original BMW rain sensor offers several practical advantages:

• Full integration with vehicle electronics – the sensor works with factory controllers, without the need for installation modifications.
• Stable automatic wiper operation – accurate rainfall detection and quick response to changing conditions.
• Consistency with comfort systems – maintaining functions for which the vehicle was originally prepared (e.g., AUTO mode on the wiper stalk).
• Possibility of using existing mounting points and brackets on the windshield.

For users who value predictable car behavior in the rain, installing a functional sensor is an important element in maintaining the vehicle's functionality at the appropriate level.

Product Characteristics and Condition

The offered BMW rain sensor comes from the BMW OE segment, meaning it complies with the manufacturer's factory standards. The product is a used part, offering a reasonable compromise between cost and maintaining the vehicle's original specifications. It is a practical solution for post-accident repairs, replacing a damaged module after a windshield replacement, or restoring full wiper system functionality.

How to Choose the Right BMW Rain Sensor

When selecting a rain sensor, it is crucial to compare part numbers and interchangeable numbers with your vehicle's specifications. Pay attention to:

• compatibility with the body generation (F20, F21, F30, F31, I01),
• the presence of automatic wiper functions in the car's equipment,
• the type of windshield used (e.g., prepared for the sensor).

Before purchasing, it is recommended to verify the data in the parts catalog or by VIN number to ensure maximum compatibility with your specific car configuration.

Other Parts from the BMW Other Wiper Parts Category

If you are also looking for other parts from the BMW Other Wiper Parts category, check out the available BMW Other Wiper Parts in our store to find complete solutions for your model.

Preparing Your Car for Difficult Weather Conditions

A functional rain sensor is just one element of preparing your car for autumn and winter operation. It is worth taking this opportunity to check other components responsible for visibility and safety. Practical tips, checklists, and information on which used parts are worth checking before the frost arrives can be found in the article Winter Essentials: Which Used Car Parts Are Worth Checking and Replacing Before the Frost?.