Launch X431 PRO3S+ EV
Code: 3070Product detailed description
The Launch X431 PRO3S+ EV is a specialized tool for diagnosing EVs and their traction batteries. It offers diagnostics for all control units in most European, Asian, and American vehicles, combined with advanced service functions. It connects to all control units, can read readiness codes, display live data, and analyze the condition of the traction battery, including the voltage and temperature of individual cells. It also allows you to reset service intervals, bleed the ABS, service the electric parking brake, adjust headlights and windows, test the 48V MHEV system, and much more. It also offers automatic vehicle recognition, fast unit scanning, unit topology, and diagnostic procedures.Support for CAN-FD, DoIP, J2534, and D-PDU. Some additional features are available for an extra charge.

Diagnostic Functions
- Control Unit Identification
- Reading Error Codes from All Units
- Clearing error codes from all units
- Displaying live data
- Actuator tests
- Calibration
- Coding
- Online coding
- Unit topology
Battery Cell Diagnostics
The Launch X431 PRO3S+ EV allows you to diagnose the traction battery via the OBD-II diagnostic port, a special battery pack connector, or using jumper cables. The package includes a set of special cables for connecting to the battery packs of supported vehicles.
- Reading battery system error codes
- Displaying the number of battery modules
- Displaying the battery state of charge (SOC)
- Displaying the battery state of health (SOH)
- Displaying the voltage of individual cells
- Displaying the temperature of individual cells and modules
- Comparing voltage differences between cells
- Displaying live battery system data
- Locating a faulty cell or battery module
- Creating, printing, and sharing a diagnostic report
OBD-II diagnostics
- Reading engine trouble codes – P0, P2, P3, U0, and manufacturer-specific codes P1, P3, U1 for permanent and temporary faults
- Clearing the Malfunction Indicator Light (MIL)
- Engine live data
- Freeze frame
- I/M readiness test
- Lambda sensor test
- EVAP system test
- Battery test
- Vehicle information display (VIN, CVN, and more)
- OBD-II error code database
- Supports most OBD-II test modes, including CAN, ISO9141, KWP2000, J1850 VPW, and J1850 PWM protocols

Updates
With your purchase, you receive free updates for 2 years. Once the free updates expire, further updates are not mandatory. New updates can be purchased at any time, even after missing a certain period, for which no retroactive payment is required.
Why choose the Launch X431 PRO3S+ EV?
- EV and traction battery diagnostics in a single device
- Set of special cables for connecting to battery packs
- Unit topology, actuator tests, adaptation, and coding
- SmartLink C V2 with remote diagnostics support
- Support for CAN-FD, DoIP, J2534, and D-PDU
Supported vehicles (1996–2026)
European
Audi, BMW, Borgward, Citroën, Fiat, Land Rover/Jaguar, Mercedes-Benz, Opel/Vauxhall, Peugeot, Porsche, Renault, SEAT, Smart, Volvo/Lynk & Co/Polestar, VW/VW (CV)/MAN TGE
American
Chrysler/Dodge/Jeep, Ford/Lincoln/Ford (Europe), GM/Buick/Cadillac/Chevrolet, Tesla
Asian
Aiways, BAIC, Brilliance, Brilliance SRM, Brilliance Xinri, BYD, Changan, Changhe, Chengshi, Chery, Cowin, Dayun, Denza, DF Aeolus, DF Forthing, DF Nammi, DFAC, DFJF, DFSK, Enovate, FAW Car, FAW (Tianjin), Foton, Geely, GWM, Haima, Hanteng, Hongyuan Paipai, HVPO (EV), HYCAN, JAC, Jetour, JMC, Joylong, JuMaFeiTeng, Kandi, Karry, Kawei, LandWind, Leading Ideal, Leap, Leopaard, Levdeo, Lifan, Lingbox, Lingtu, Maxus, MG (SAIC), NETA, NIO, Pocco, Qiantu, Riich, Roewe (SAIC), Ruichi, Senia (FAW), Seres, SGMW, Shenhe, Sino Gold, Skywell, Skyworth/Skywell, Soueast, Suda, Trumpchi, VGV/Enranger, Victory Auto, Weltmeister, Xinte, XPeng, XVista, Yema, Yinlong, Yogomo, Yudo, Yuejin, ZD, Zedriv, ZEEKR, Zhongtong, Zotye, ZX Auto, Honda/Acura, Mazda, Mitsubishi, Nissan/Infiniti, Nissan (Zhengzhou), Toyota/Lexus, Hyundai/Genesis, and Kia
Supported Languages
English, Czech, Arabic, Danish, Finnish, French, Italian, Japanese, Korean, Hungarian, German, Greek, Persian, Polish, Portuguese, Romanian, Russian, Serbian, Simplified Chinese, Spanish, Swedish, Traditional Chinese, Turkish
Hardware Specifications
- Operating System: Android 10
- Processor: 1.8 GHz octa-core processor
- Memory - Storage: 4 GB / 64 GB
- Display: 10.1" touchscreen with a resolution of 1280 × 800 pixels
- Operating Temperature: 0 - 50 °C
- Storage temperature: -20–70°C
- Operating humidity: 5–95% (non-condensing)
- Dimensions: 267 x 191 x 33 mm
Package Content
- Launch X431 PRO3S+ EV
- SmartLink C V2
- EV diagnostic cable kit
- Charger
- USB cable
- Plastic carrying case
- User manual
- Quick start guide available for online download
- Detailed user manual available for online download (approximately 96+ pages)
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| Manufacturing company : | Launch Tech. Co. Ltd. |
|---|---|
| Address : | No. 4012, Launch Industrial Park, North Wuhe, Rd, Bantian Street, Longgang District, Shenzhen China |
| E-mail : | overseas.service@cnlaunch.com |
| EU representative of the manufacturer : | Launch Europe GmbH |
| Address of the EU representative : | Heinrich-Hertz Str. 10 50170 Kerpen Germany |
| Email of the EU representative : | overseas.service@cnlaunch.com |
