BMW F20 F21 F30 F31 Wheel Tyre Pressure Sensor Module RDC Control 6855539

BMW F20 F21 F30 F31 RDC Pressure Sensor 6855539 is an original part from the tire pressure sensors category, designed for the factory BMW wheel pressure monitoring system. A used RDC sensor allows for the efficient restoration of the TPMS system's functionality, providing the driver with clear oversight of tire condition and enhancing vehicle operational safety.

Specifications and technical data

• SKU: 6881890
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6855539
• Substitutable numbers: 36106881890, 6881890, 36106856209, 6856209, 6855539, 36106881891, 6881891, 63127269990, 7269990, 63122754788, 2754788
• Category: Tyre Pressure Monitoring Sensors

Purpose and Compatibility

The RDC pressure sensor is designed to work with the factory tire pressure monitoring system in BMW F-series models such as F20, F21, F30, and F31. As a BMW part, it is structurally adapted to the wheels and electronic architecture of these vehicles, which facilitates installation and integration with the existing system.

This item belongs to the tire pressure sensors category, responsible for the current reading of tire parameters and their transmission to the RDC control unit and instrument cluster. A correctly selected sensor helps avoid system errors, TPMS malfunction messages, and adaptation issues after wheel changes.

Technical and Functional Characteristics

The presented RDC sensor is an electronic component designed for installation in the wheel, in close proximity to the valve. Its function is to measure pressure and transmit a radio signal to the control module. This allows the driver to receive real-time information about any pressure drop, enabling quicker responses to tire leaks or damage.

The product has a dedicated OEM part number and a set of interchangeable numbers, which facilitates precise identification and selection for a specific vehicle. In practice, this means the sensor can be selected by the manufacturer's number or by references used in aftermarket catalogs, without the risk of installation errors.

Condition, Origin, and Benefits of Using a Used Part

The RDC pressure sensor is offered as a used part, sourced from vehicle dismantling. These types of electronic components, when properly maintained, retain their functional properties for a long time. Therefore, choosing a used sensor is a sensible way to reduce repair costs while maintaining the original BMW specifications.

The main benefits of using a used RDC sensor include:

• maintaining factory compatibility with the BMW electrical system and RDC system,
• lower cost compared to a new part while maintaining OEM-compliant operating parameters,
• the ability to quickly replace a damaged sensor without affecting other TPMS components.

If you want to better understand when choosing a used module or sensor makes sense, you can find practical tips in the Global Parts guide: used automotive electronics – second-hand ECU modules and sensors.

Selection by OEM Number and Interchangeable Numbers

To ensure the proper functioning of the TPMS system, it is crucial to match the sensor by its OEM part number or interchangeable numbers. This sensor model has assigned references that allow verification of compatibility with a specific equipment version and BMW model year. In practice, this means that before purchasing, it is advisable to compare the markings with the currently installed sensor or to use a parts catalog to avoid initialization and communication problems with the RDC module.

If you have any doubts during selection, you can use the OEM number or the list of reference numbers visible in the technical specifications – this is the quickest method to confirm compatibility with a specific vehicle.

Application in Service and Operation

Replacing the RDC pressure sensor is recommended in situations where the TPMS system reports a persistent error for one of the wheels, after mechanical damage to the valve, or after detecting a lack of communication with the sensor. Installation occurs during tire removal from the rim, so it is often combined with tire changes or wheel repairs.

With proper selection and installation, the sensor:

• restores the full functionality of the pressure monitoring system,
• reduces the risk of driving with excessively low pressure,
• supports even tread wear and driving stability.

Other BMW Tire Pressure Sensors

If you are looking for other BMW tire pressure sensors for your car, check out our dedicated offer: BMW tire pressure sensors. There you will find a wide selection of RDC components tailored to various models and generations of this brand's vehicles.