Autel MaxiSYS MS909EV Electric Vehicle Diagnostic Scanner

Description

Autel MaxiSYS MS909EV Professional EV Diagnostic Tool

The Autel MaxiSYS MS909EV is a next-generation professional diagnostic scanner developed for electric vehicles (EVs), hybrid electric vehicles (HEVs), plug-in hybrid electric vehicles (PHEVs), and conventional gasoline and diesel vehicles. Designed for modern automotive workshops, dealerships, and EV service centers, the MS909EV combines advanced diagnostics with dedicated high-voltage battery analysis, intelligent topology mapping, and extensive service functions in one powerful platform.

Equipped with Autel’s specialized EV Diagnostic Upgrade Kit, the MaxiSYS MS909EV enables technicians to safely diagnose high-voltage battery packs, Battery Management Systems (BMS), electric motors, inverters, onboard chargers, and charging systems. Interactive diagnostic guidance simplifies complex testing procedures while helping technicians follow recommended safety practices when working on high-voltage systems.

Powered by a high-performance Android tablet with wireless VCI communication, the MS909EV delivers fast diagnostics, bi-directional control (active tests), ECU coding for supported manufacturers, and more than 40 maintenance and service functions. Whether servicing Tesla, Hyundai, Kia, Nissan, BYD, BMW, Mercedes-Benz, Volkswagen, Toyota, or other major brands, the MS909EV provides accurate diagnostics and comprehensive vehicle coverage for professional repair facilities.

Features

Professional EV, Hybrid & ICE Vehicle Diagnostics
The Autel MaxiSYS MS909EV is engineered for comprehensive diagnostics on electric vehicles (EVs), hybrid electric vehicles (HEVs), plug-in hybrid electric vehicles (PHEVs), gasoline, and diesel vehicles. Its advanced diagnostic platform supports OE-level communication with multiple vehicle systems, making it ideal for professional workshops and EV service centers.

Dedicated EV Diagnostic Upgrade Kit
The MS909EV includes the Autel EVDiag Box, specialized adapters, jumpers, and test cables for safe and efficient high-voltage battery diagnostics. Guided connection diagrams help technicians analyze battery packs while following proper safety procedures.

Advanced High-Voltage Battery Analysis
Technicians can perform detailed battery pack diagnostics through the OBD interface or by connecting directly to the battery pack using the supplied EV adapters. The system provides comprehensive battery information for accurate troubleshooting and repair.

Battery State of Health (SOH) & State of Charge (SOC)
Evaluate overall battery condition with real-time State of Health (SOH) and State of Charge (SOC) analysis. These functions help determine battery degradation, charging efficiency, and remaining service life.

Intelligent Topology Mapping
The integrated topology map displays all detected vehicle modules in an easy-to-understand graphical layout, allowing technicians to identify communication failures, ECU faults, and network issues more efficiently.

ECU Coding & Configuration
Supports ECU Coding and configuration on compatible manufacturers, allowing technicians to replace control modules, personalize vehicle functions, and perform post-repair adaptations. Coverage varies by vehicle manufacturer and model.

Bi-Directional Active Tests
Perform active component testing by commanding vehicle actuators directly from the scanner. This capability simplifies troubleshooting of motors, relays, pumps, valves, cooling fans, windows, lighting systems, and many other electronic components.

Wireless MaxiFlash VCI
The included MaxiFlash VCI supports high-speed wireless communication and modern vehicle protocols including CAN FD, DoIP, and J2534 Pass-Thru, ensuring compatibility with the latest vehicle architectures.

Automatic Software Updates
Receive regular software updates, expanded vehicle coverage, and new diagnostic functions through Autel’s cloud-based update platform

36+ Maintenance & Service Functions
The MS909EV provides professional maintenance functions including :

• Oil Reset
• EPB Service
• TPMS Service
• SAS Calibration
• BMS Reset
• Injector Coding
• ABS Bleeding
• DPF Regeneration
• Air Suspension Calibration
• Throttle Adaptation
• Transmission Adaptation
• IMMO Functions
• Battery Registration
• And many additional service procedures.

Autel MaxiSYS MS909EV Battery Diagnostic Functions

The Autel MaxiSYS MS909EV provides professional battery diagnostic capabilities for electric and hybrid vehicles, including :

Battery Health Analysis

• State of Health (SOH)
• State of Charge (SOC)
• Battery Pack Capacity Analysis
• Remaining Battery Performance

Battery Pack Diagnostics

• Battery Pack Voltage
• Battery Pack Current
• Battery Pack Temperature
• Charge & Discharge Status
• Battery Cooling System Monitoring

Cell-Level Diagnostics

• Individual Cell Voltage
• Cell Voltage Difference
• Cell Balancing Status
• Weak Cell Identification
• Battery Module Status

Battery Management System (BMS)

• Read & Clear BMS Fault Codes
• Live BMS Data
• BMS Communication Status
• Battery Protection Status
• Battery Learning Functions (supported models)
• Battery Registration (supported models)

High Voltage System Diagnostics

• High Voltage Contactor Status
• DC/DC Converter Diagnostics
• On-board Charger Diagnostics
• Inverter Diagnostics
• Electric Motor Diagnostics
• Charging System Diagnostics
• Thermal Management System Diagnostics

Guided Battery Testing

• Interactive Battery Pack Connection Guide
• High Voltage Wiring Diagrams
• Safe Testing Procedures
• Component Location Diagrams
• Guided EV Service Workflow

These dedicated EV diagnostic capabilities help technicians identify battery faults quickly while minimizing repair time and improving diagnostic accuracy.

Autel MaxiSYS MS909EV Supported Vehicle Brands

The Autel MaxiSYS MS909EV supports thousands of vehicle models from major global manufacturers, including :

American Brands
Tesla, Ford, Lincoln, Chevrolet, GMC, Cadillac, Buick, Chrysler, Dodge, Jeep, RAM

European Brands
BMW, MINI, Mercedes-Benz, Smart, Audi, Volkswagen, Porsche, Bentley, Lamborghini, SEAT, Škoda, Volvo, Polestar, Jaguar, Land Rover, Peugeot, Citroën, DS Automobiles, Renault, Alpine, Opel, Fiat, Alfa Romeo, Maserati

Japanese Brands
Toyota, Lexus, Nissan, Infiniti, Honda, Acura, Mazda, Mitsubishi, Subaru, Suzuki, Isuzu

Korean Brands
Hyundai, Kia, Genesis

Chinese & Emerging EV Brands
BYD, MG, GWM (Great Wall Motor), Ora, Chery, Geely, Zeekr, NIO (regional support varies), XPENG (regional support varies), Li Auto (regional support varies), VinFast (coverage depends on software updates and regional releases)

 

Why Choose Autel MaxiSYS MS909EV?

• Professional diagnostics for EV, Hybrid, and ICE vehicles
• Dedicated High Voltage Battery Diagnostic Kit
• Advanced Battery Management System (BMS) diagnostics
• Battery State of Health (SOH) analysis
• Battery State of Charge (SOC) monitoring
• Individual battery cell voltage monitoring
• Battery temperature monitoring
• Intelligent topology mapping
• Active Tests (Bi-directional Control)
• ECU Coding for supported vehicle brands
• Over 40 maintenance and reset functions
• DoIP and CAN FD communication support
• Wireless VCI technology
• Regular software updates
• Extensive global vehicle coverage

Specifications :

Specification	Details
Product Model	Autel MaxiSYS MS909EV
Product Type	Professional EV, Hybrid & ICE Diagnostic Scanner
Operating System	Android™ 10.0
Processor	Qualcomm® 660 Octa-Core Processor (2.2 GHz Quad-Core A73 + 1.8 GHz Quad-Core A53)
Memory	4 GB RAM + 128 GB Internal Storage
Display	9.7-inch TFT-LCD Capacitive Touchscreen
Screen Resolution	1536 × 2048 Pixels
Camera	16 MP Rear Camera with Autofocus & Flash, 16 MP Front Camera
Battery	15,000 mAh Lithium-Polymer Rechargeable Battery
Battery Life	Up to 8 Hours Continuous Operation
Wireless Connectivity	Dual-Band Wi-Fi, Bluetooth 5.0, GPS
Ports	USB 2.0, HDMI 2.0, SD Card (up to 256 GB)
Vehicle Communication Interface	MaxiFlash VCI
Supported Communication Protocols	CAN FD, DoIP, D-PDU, J2534 Pass-Thru, UDS, ISO9141, ISO14230, ISO15765, SAE J1850, SAE J1939 and other OEM protocols
Diagnostic Functions	Full-System Diagnostics, Active Tests, ECU Coding, Topology Mapping
EV Functions	HV Battery Diagnostics, BMS Analysis, Battery Pack Testing, SOH & SOC Analysis
Service Functions	36+ Maintenance & Reset Functions
Software Updates	One-Year Free Software Updates
Vehicle Coverage	U.S., European, Asian Electric, Hybrid, Gasoline & Diesel Vehicles
Operating Temperature	0°C to 50°C (32°F to 122°F)
Storage Temperature	-20°C to 60°C (-4°F to 140°F)
Dimensions	304.4 × 227.8 × 42.5 mm
Weight	Approximately 1.66 kg

 

Standard Package Includes

• Autel MaxiSYS MS909EV Diagnostic Tablet
• MaxiFlash VCI Wireless Vehicle Communication Interface (J2534 Pass-Thru)
• Autel EVDiag Box (High-Voltage Battery Diagnostic Interface)
• Main OBD-II Diagnostic Cable (V2.0)
• EVDiag Box Main Cable
• Battery Clamp Cable
• Auxiliary Power Outlet Adapter
• USB 2.0 Communication Cable
• USB-to-Ethernet Adapter
• AC/DC Power Adapter
• Spare Fuse Set
• Soft Cleaning Cloth
• Quick Reference Guide
• Packing List
• Rugged Heavy-Duty Carrying Case

Autel MaxiSYS MS909EV User Manual Download