BMW G30 G31 X3 G01 Control Unit Module Heater Ionizer ECU 9871349

BMW G30 G31 X3 G01 Control Unit Module Heater Ionizer ECU is a specialized, used module from the Electronic control units and controllers category, designed for the heating and ionizer system in selected BMW models. It offers factory integration with the vehicle's electrical system, ensuring consistent operation with other comfort and onboard electronic systems.

Specifications and technical data

• SKU: 9871349
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9871349
• Substitutable numbers: 9871349, 64119871349, 9461398, 64119461398, KD
• Category: ECUs & Computer Modules

Application and module function

The presented controller is responsible for the precise management of the heating system and the air ionizer function in the BMW cabin. As an electronic control module, it works in conjunction with the vehicle's electrical system, sensors, and other controllers to maintain stable operating parameters for the air conditioning and comfort system.

Thanks to the design developed by BMW, the module is optimized for communication within the vehicle network, which facilitates proper diagnostics, easier programming, and predictable behavior during daily use.

Benefits of using an original module

Choosing an original controller from the Electronic control units and controllers category allows you to maintain compatibility with the vehicle's factory electrical architecture. This is particularly important in modern BMW models, where many systems are interconnected and require proper communication between modules.

• factory fitment for the vehicle's electrical system,
• consistent cooperation with other comfort and air conditioning controllers,
• possibility of diagnostics using standard BMW service tools,
• maintenance of the heating and ionizer operating parameters specified by the manufacturer.

A used module of this type is a cost-effective solution while maintaining high quality and compatibility with factory equipment.

Condition and preparation for installation

The offered item is in used condition, meaning it has been removed from a vehicle and was previously in operation. Such parts are a popular choice for comfort system repairs when the goal is to retain original electronics while optimizing service costs.

Before installation, standard workshop procedures are recommended: verifying compatibility with the specific vehicle equipment version, checking the wiring, and – if necessary – performing adaptation or coding in accordance with BMW procedures.

Technical support and service knowledge

When working with comfort modules and controllers in BMW 3 and 5 series, specialized knowledge regarding iDrive systems and other controllers may be helpful. Practical tips on using dismantled parts, diagnostics, and repairs can be found in the article: Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models.

Expanding the control system in BMW

If you are planning a comprehensive repair or upgrade of the comfort electronics area in your BMW and need other components from the same group, such as additional controllers, air conditioning management modules, or units responsible for comfort functions, check out the available parts in the BMW Electronic control units and controllers category.

Summary

BMW G30 G31 X3 G01 Control Unit Module Heater Ionizer ECU is a practical choice for users and workshops that want to restore the proper operation of the heating and ionizer system while retaining original BMW electronics. Using this module helps maintain the consistency of comfort systems, reduces the risk of communication issues between controllers, and ensures stable system operation in daily use.