Siemens MS43 in OBD Mode

Siemens MS43 in OBD Mode

New AutoTuner Update: Siemens MS43 Support in OBD Mode!

Our AutoTuner tool now supports the Siemens MS43 ECU for BMW vehicles in OBD mode! 🎉 With this new protocol, you can access engine calibration directly via the OBD interface, with no disassembly or complex handling required, ensuring faster intervention. 🚀💻

Launch your AutoTuner application and enjoy this new update now! 🔥

What are the key features

  • Mode: OBD 🔌

  • MCU: C167 (29F400) 🖥️

  • Checksums correction ✅

Brand/engines covered by this release*:

    • 2.2i / 2.5i / 20ci / 20i / 25i / 25ti / 30i

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