BMW G20 G30 X3 G01 X4 G02 Head Unit High 3 Multimedia Module Harman 5A071E5

The BMW G20 G30 X3 G01 X4 G02 Car Radio Navi Harman Becker is a factory electronic control module designed for the multimedia and navigation system in select BMW 3 Series, 5 Series, and X models. It offers stable management of radio, navigation, and onboard communication functions, ensuring seamless operation with other vehicle controllers.

Specifications and technical data

• SKU: 5A071E5
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 5A071E5
• Substitutable numbers: 5A071E5, 65125A071E5, 9842160, 65129842160, 5A02D31, 65125A02D31, 9836961, 65129836961, 8736448, 65128736448, 9442166, 65129442166, 9438330, 65129438330
• Category: ECUs & Computer Modules

Module Purpose and Function

The presented module belongs to the Electronic Control Modules and Controllers category and is responsible for handling the audio and navigation system in BMW G20, G30, X3 G01, and X4 G02 vehicles. As part of the Harman Becker system, it works with the factory BMW software, integrating:

• radio control and audio sources (FM, media, external inputs),
• navigation operation via the iDrive interface,
• communication with other controllers through the vehicle's bus system,
• management of user settings stored in the system's memory.

As such, the module is a key component of the electronic infrastructure responsible for the comfort and functionality of the infotainment system.

Benefits of Using an Original BMW Module

Using an original BMW module in the Harman Becker system offers several practical advantages compared to universal solutions:

• Full vehicle integration – the controller works with the factory software, display, iDrive controller, and other electronic modules.
• Stable vehicle network communication – proper operation within the data bus minimizes the risk of errors and fault messages.
• Functional consistency – maintains original multimedia and navigation system functions without requiring installation modifications.
• Part number matching – the presence of an OEM part number and interchangeable numbers facilitates the selection of the correct controller for a specific car configuration.

Condition, Origin, and Practical Application

The offered module is a used BMW OEM part, sourced from disassembly. This type of part is a good choice for:

• repairing a malfunctioning iDrive system that has lost radio or navigation functions,
• restoring the original configuration after previous multimedia installation modifications,
• economical replacement of a damaged controller while maintaining the vehicle's factory specifications.

Proper selection of the module for a specific BMW model should consider manufacturer markings and reference numbers to ensure compatibility with the vehicle's equipment and software version.

BMW Electronic Control Modules and Controllers – Selection and System Expansion

If you are looking for other BMW Electronic Control Modules and Controllers to match your model, check out our dedicated offer: BMW Electronic Control Modules and Controllers. This will allow you to easily compare available controllers, comfort modules, multimedia units, and other onboard electronics.

Technical Support and iDrive System Knowledge

When replacing multimedia modules in BMW 3 Series and 5 Series, it is beneficial to know the coding procedures and the principles of controller network operation. If you want to better understand how to diagnose iDrive and other electronic module faults, refer to the article: Years of Driving Pleasure – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models. You will find practical tips on using parts from disassembly for BMW electronics repairs.

Summary

The BMW G20 G30 X3 G01 X4 G02 Car Radio Navi Harman Becker is an original electronic control module designed for the factory BMW multimedia and navigation system. It ensures consistent operation of the radio, navigation, and iDrive interface, and thanks to its specific fit for the vehicle platform, it allows for technically correct, predictable repair of the infotainment system using parts from disassembly.