Autel MaxiSys MS909 S2 Bi-Directional Diagnostic Scanner, ECU Coding, J2534 & Topology 3.0 (10004451)

2 Years Free Software Updates Included

The Autel MaxiSys MS909 S2 is Autel’s next-generation intelligent diagnostic platform, engineered for high-level workshop diagnostics, ECU programming, and network-level fault analysis.

It builds on the original MS909 platform but introduces enhanced performance, improved stability, upgraded intelligent diagnostics, and refined Topology 3.0 mapping. This is not a standard scanner. It is a professional workshop diagnostic ecosystem.

The MS909 S2 is supplied with the MaxiFlash VCI (Enhanced Protocol Version) supporting:

• DoIP
• CAN FD
• D-PDU
• RP1210
• J2534 Pass-Thru

It does not include the VCMI found in the Ultra series, but it delivers full programming capability through its J2534 interface.

Core Capabilities

• Full system diagnostics on 80+ global vehicle brands
• Advanced bi-directional control and active tests
• Full ECU coding and parameter adaptation
• Online and offline coding
• J2534 pass-thru programming
• Intelligent cloud-based diagnostics
• Real-time data graphing and comparison
• AutoVIN and AutoScan
• Comprehensive service reset functions

Intelligent Diagnostics Platform

Autel’s Intelligent Diagnostics transforms fault finding from code reading into structured troubleshooting.

Technical Service Bulletins

Manufacturer-issued bulletins are integrated directly into diagnostics.
Covers known issues, recall strategies, DTC patterns, and repair updates.

Repair Assist

Step-by-step guided troubleshooting.
Prioritises tests based on fault probability.
Links directly to wiring diagrams and pin data.

DTC Analysis

Expanded fault interpretation including possible causes and repair direction.

Relevant Cases

Cloud database recommending real-world repair cases matching current DTCs.

Next-Gen Topology 3.0 Diagnostics

Topology 3.0 is not just a CAN Bus tree view. It is a dynamic vehicle communication map.

It visually displays:

• All modules on one screen
• Network communication structure
• Live module status
• Color-coded fault status
• Direct access to module diagnostics

Why this matters:

Modern vehicles can have 50+ modules communicating across multiple networks. A single fault can trigger secondary DTCs across unrelated systems.

Topology 3.0 allows you to:

• Identify primary vs secondary faults
• See communication breaks instantly
• Detect gateway failures
• Reduce diagnostic time significantly
• Diagnose complex network faults with precision

It moves diagnostics from trial-and-error to structured analysis.

ECU Programming & Coding

Offline Coding

Adapt new components such as injectors, keys, steering modules, radios and control units.

Online Coding

Access OEM-level coding and reprogramming when within active update period.

J2534 Pass-Thru Programming

Compatible with OEM subscriptions for flashing and reprogramming via PC/laptop.

Supported with:

BMW, Mercedes-Benz, VAG group, Porsche, Nissan, Infiniti

For other brands, use OEM subscriptions via J2534 interface.

Important: Always use an external battery stabilizer during programming to prevent damage from voltage drops.

Advanced Service Functions

• Oil reset
• EPB reset
• DPF regeneration
• Injector coding
• SAS calibration
• Throttle adaptation
• Battery registration
• TPMS reset
• IMMO functions
• And 40+ additional maintenance functions

Workshop Management & Cloud

• Cloud-based Data Manager
• Customer and vehicle record storage
• Interactive data logging
• Direct contact with Autel technical support
• Automatic internet-based update notifications

Hardware Specifications

Operating System: Android 7.0
Processor: Samsung Exynos 8895V Octa-core
Memory: 4GB RAM
Storage: 128GB internal storage
Display: 9.7-inch TFT LCD
Resolution: 1536 x 2048
Battery: 15000mAh lithium-polymer
Charging: 12V 3A adapter
Camera Rear: 16MP autofocus with flash
Camera Front: 5MP
Connectivity: WiFi 802.11 a b g n ac
Bluetooth v2.1 + EDR
GPS built-in
USB: Two USB Host Type A
USB Mini device port
HDMI 2.0
SD card support up to 256GB

Operating Temperature: 0°C to 50°C
Storage Temperature: -20°C to 60°C
Weight: 1.66kg
Dimensions: 304.4mm x 227.8mm x 42.5mm

Supported Protocols

DoIP, CAN FD, PLC J2497, ISO 15765, SAE J1939, ISO 14229 UDS, GMLAN, ISO 11898-2, ISO 11898-3, ISO 9141, ISO 14230, SAE J1850 PWM, SAE J1850 VPW, BMW DS2, BMW DS1, and extensive legacy protocols

Why This Outperforms the Discontinued MS909

• Faster processing stability
• Improved intelligent diagnostics
• Enhanced Topology mapping
• Expanded CAN FD and DoIP support
• Better cloud integration
• Refined user interface

The MS909 S2 represents Autel’s mature diagnostic architecture, not just a hardware refresh.

Who This Tool Is For

• Independent workshops
• Advanced diagnostic specialists
• Transmission and ECU programmers
• Fleet service centers
• High-volume repair facilities
• Technicians handling modern CAN FD and DoIP vehicles

What’s in the Box

• MaxiSys MS909 S2 Tablet
• MaxiFlash VCI with enhanced protocols
• OBD-II cable
• OBD-I adapter kit
• Power adapter
• USB cable
• Carrying case
• Quick start guide