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DIY Projects

Arduino and Raspberry Pi BMW bus interfaces, custom retrofits, and maker projects.

5 articles

Custom BMW E46 Instrument Cluster with Arduino and SimHub

Learn how to integrate a BMW E46 instrument cluster with Arduino and SimHub for enhanced telemetry in driving simulators.

2026-05-24 Read →

BMW I-BUS Python Library — Developer Guide

Learn to use Python for BMW I-BUS communication: open serial port, read frames, calculate XOR, parse data, and send messages.

2026-05-24 Read →

BMW I-BUS USB Interface — Build Your Own

Learn how to build a USB interface for BMW's I-BUS using specific IC options and a detailed circuit schematic.

2026-05-24 Read →

Arduino BMW I-BUS Interface — Complete Build Guide

Learn to build an Arduino interface for BMW's I-BUS, including circuit design, communication protocols, and practical examples.

2026-05-24 Read →

BMW E46 CD Changer Emulator via I-BUS — Arduino Build

Learn to build a BMW E46 CD Changer Emulator using Arduino, interfacing with the I-BUS. Includes detailed protocol, hardware, and software instructions.

2026-05-24 Read →