The iCarsoft MB V4.0 is the latest professional multi-systems diagnostic tool tailored for Mercedes-Benz, Sprinter, Smart, and Maybach. With dealer-level coverage, lifetime free updates, and bi-directional test capabilities, it’s the perfect upgrade for DIY enthusiasts, independent workshops, and professional mechanics.

Why Choose iCarsoft MB V4.0?
- Wide Coverage: Works with Mercedes-Benz, Sprinter, Smart, and Maybach – plus two extra vehicle makes free of charge.
- Dealer-Level Diagnostics: Go beyond engine, ABS, SRS, and transmission – access advanced modules like fuel pump, suspension, steering, and NOx sensors.
- Bi-Directional Tests: Perform actuator tests, including throttle adjustments, door locks, and mirror controls.
- 9 Hot Service Functions: Oil reset, EPB, SAS, TPMS, injector coding, ABS bleeding, and more.
- 25 High-Level Service Functions: Covering AdBlue reset, immobilizer matching, cylinder shutoff tests, clutch learning, and radar calibration.
- Full OBD-II Functions: Includes all 10 OBD2 modes for emission-related diagnostics.
- Wi-Fi Updates for Life: One-click updates keep your scanner future-proof at no cost.
User Experience – Real Case Example
Case: A 2016 Mercedes-Benz E350 showed a Check Engine Light with poor throttle response.
Using MB V4.0: The owner used AutoVIN for quick recognition, ran live data, and performed a Throttle Adaptation Reset. Within minutes, the issue was fixed without a costly dealership visit.
Outcome: The scanner saved over $300 in diagnostics and repair costs.
Key Specifications
- 5” Touchscreen, Android OS, Quad-core CPU
- Battery: 5000mAh (≈6 hours continuous use)
- Connectivity: USB, Wi-Fi, OBDII
- Multi-language support (15+ languages)
- Net weight: ~380g
FAQs – iCarsoft MB V4.0
❓ Does MB V4.0 work on all Mercedes-Benz models?
It supports most models from 1996 onwards. Coverage varies by year and system, so we recommend checking compatibility before purchase.
❓ Can I use MB V4.0 without internet?
Yes. The tool works offline for diagnostics. Internet is only required for updates or report sharing.
❓ What’s the difference between MB V3.0 and V4.0?
MB V4.0 adds advanced service functions, faster processor, more vehicle coverage, and lifetime Wi-Fi updates compared to MB V3.0.
❓ Is this tool suitable for home mechanics?
Absolutely. Its user-friendly touchscreen and guided functions make it perfect for DIYers, while offering professional-grade features for workshops.
❓ Can MB V4.0 reset Mercedes-Benz service lights?
Yes. It supports oil reset, service mileage reset, and maintenance interval adjustments.
Buy iCarsoft MB V4.0 Today
Upgrade your Mercedes-Benz diagnostic experience with iCarsoft MB V4.0. Save time, cut repair costs, and perform professional-grade diagnostics in your own garage.
Summary: iCarsoft MB V4.0 is a professional diagnostic tool for Mercedes-Benz, Sprinter, Smart, and Maybach. Packed with 9 hot services, 25 advanced functions, and lifetime updates, it’s the best investment for car owners and mechanics.