🔥 OEM POWERTRAIN · 24V HEAVY-DUTY TRUCKS
Mercedes-Benz 12.8L OM471 / OM470 / OM473 (Actros MP4/MP5 & Arocs) — ECU & Calibration Reference
Complete workshop guide for Mercedes-Benz 12.8L OM471 / OM470 / OM473 (Actros MP4/MP5 & Arocs) equipped with Continental MCM2.1 + ACM2.1. Supported modules: 24V ACM2.1 AdBlue/SCR/NOx Off, DPF Off, EGR Off, Torque Derate Fix & Fleet Stage 1.
🔴 100% Virgin Original ECU File Protocol: Always upload an unmodified factory original Bench, Boot, or OBD ECU readout for deterministic OEM-grade calibration.
🛟 24h/7 Live Engineering Support (365 Days / Including All Holidays): Direct step-by-step diagnostics & calibration engineering in every language (live logs, DTC scans, photos, videos & audio supported) until your car, 24V truck, tractor or marine vessel runs 100% flawlessly.
🛟 24h/7 Live Engineering Support (365 Days / Including All Holidays): Direct step-by-step diagnostics & calibration engineering in every language (live logs, DTC scans, photos, videos & audio supported) until your car, 24V truck, tractor or marine vessel runs 100% flawlessly.
| Specification | Verified Engineering Details |
|---|---|
| Engine Family / Code | Mercedes-Benz 12.8L OM471 / OM470 / OM473 (Actros MP4/MP5 & Arocs) |
| Manufacturer / Sector | 24V Heavy-Duty Trucks |
| OEM ECU / TCU Controllers | Continental MCM2.1 + ACM2.1 |
| Automated Calibrations | 24V ACM2.1 AdBlue/SCR/NOx Off, DPF Off, EGR Off, Torque Derate Fix & Fleet Stage 1 |
| Input Requirement | 100% Virgin Unmodified Original Readout (OBD / Bench GPT / Boot) |
| Engineering Support | 24h/7 Live Multilingual Support (365 Days/Year, Including Holidays) |
ENGINEERING Q&A
Frequently Asked Technical Questions
Which ECUs control the Mercedes-Benz 12.8L OM471 / OM470 / OM473 (Actros MP4/MP5 & Arocs) engine?
Mercedes-Benz 12.8L OM471 / OM470 / OM473 (Actros MP4/MP5 & Arocs) is controlled by Continental MCM2.1 + ACM2.1, fully supported in DaVinci Deluxe Cloud Edition (v1.0.44) for 24V ACM2.1 AdBlue/SCR/NOx Off, DPF Off, EGR Off, Torque Derate Fix & Fleet Stage 1.
Should TCU calibration be paired with Mercedes-Benz 12.8L OM471 / OM470 / OM473 (Actros MP4/MP5 & Arocs) Stage 1 or Stage 2?
On automatic or dual-clutch equipped vehicles (DSG, S-Tronic, ZF 8HP, 9G-Tronic, I-Shift), pairing engine calibration with TCU torque-limiter calibration ensures crisp shifts and full torque delivery without clutch slip.