Launch X431 PRO3S+ EV Bidirectional Scanner J2534 Protocol for Electric Car
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*Automatic 6% OFF applied at checkout. No promo code needed!
UK Free shipping. It usually takes 3-5 business days for your package to be delivered, so you can sit back and relax, worry-free. If the item is out of stock, it may take 7–15 days to restock. Thanks for your patience. *Please see our shipping policy for more details.
Return undamaged products within 30 days for a full refund. Refunds are processed after the returned item has been received and inspected. Please refer to our Refund Policy for full details and requirements.
We provide a straightforward, hassle-free warranty to save you some headaches. If you have any question about the warranty, feel free to contact us at service@launchx431online.com.
We’re committed to providing ongoing support for the lifetime of your product. For any questions or concerns, please contact us at service@launchx431online.com.
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Description
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Comparison
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Customer Review
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Authorization file
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30-Day Return
Warm Notice: If you are not sure whether this product is compatible with your vehicle or supports the functions you need, please contact our customer service first. Otherwise, for non-quality-related returns, the return shipping cost will be borne by the customer.
Email: service@launchx431online.com
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LAUNCH X431 PRO3S+ EV: EVs Are the New Standard, Is Your Shop Ready?
With over 30 million new energy vehicles on the road in 2026, repair shops face a growing gap:
- Dealerships charge a fortune and keep customers waiting for weeks;
- Independent shops lack the EV tools and know-how to handle high-voltage systems and battery issues.
The LAUNCH X431 PRO3S+ EV closes that gap. Built for the EV era, it turns “we can't fix that” into “we've got you covered.”
- [SmartLink C 2.0 for J2534 OE-Level Prograamming & Reflashing] Download OEM factory prograamming software directly to your PC, no third-party interface required. Perform OE-grade ECU reflaashing, firmware upgrades, and system calibration. Same results as the dealership.
- [ECU Codiing & Customiization] Full-vehicle, full-system ECU codiing, matching, and adaptation for all modules. Customiize vehicle settings by configuration.
- [Intelligent Topology Scan: 5X Faster Diagnostics] One-touch autommatic VIIN identifies the vehicle without manual entry, then scans battery pack, e-drive, and vehicle control, plus all auxiliary control modules. A visual topology map displays status, links, and faults at a glance.
- [3,000+ Bidirectional Active Tests] Manually acti vate, drive, and test components: sensors, control valves, solenoids, high-voltage components, cooling parts and more.
- [Broad Coverage] 95%+ EV models, new releases supported fast. The vehicle database upgrades frequently, so you're never be out-of-date when a new model rolls into your bay.
- [Battery Pack Diagnosis] Reads module count, SOC, SOH, and temperature at a glance. Go deeper to check voltage and temperature of every individual cell within each module.
- [46+ EV-Specific Special Functions] High-voltage shutdown, battery matching, BMS calibration, EV A/C compressor testing, on-board charger out-of-vehicle testing, DC-DC converter testing, 48V mild hybrid component testing, chiip data repair, and more. No dealership trip required.
- [Multiple EV Connection Methods: Specialized adapters, jumpers, and standard OBD: 3 connection options to match the high-voltage interface differences across EV makes and models.
What’s NEW? Why Pay Double for The Same: [Native CAN-FD + DoIP] No adapters, no dongles for most-recent new energy and passenger vehicles. Unlike old-school scan tools stuck on standard CAN, it stays ahead of the competition on late-model repairs.[Multiple Add-on Modules] X431 TSGUN, ADAS Kit, O2-1 Scopebox, O2-2 Scopebox, S2-2 Sensorbox, Video Scope, BST360, EM 101N Scopebox, EM 101N Multimeter, Current Clamp, ES200 Insulation and more. **Expansion modules sold separately.
Specification:1●[Upgraded O.S.] Faster, more stable. Runs on Android 10.0 with a 2.0 GHz quad-core processor + 4GB RAM + 64GB storage (expandable to 128GB). The 6,300mAh battery keeps you going for 20+ hours of continuous diagnostics.2●[Dual-Band Wi-Fi] Lightning-fast read/write speeds on 2.4GHz & 5GHz bands make downloading a breeze.3●[Type-A & Type-C Ports] Charge faster, plug in easier. You can even use your phone charger, no adapter headaches.4●[10.1” Gorilla Glass Display] Crystal-clear 1280*800 resolution stays readable in direct sunlight. Ruggedized bumper design around the edges keeps the screen protected shift after shift.
SmartLink C 2.0: J2534 OE-Level Programmming & Reflashing
1. For High-Voltage System Upgrades (Battery / Motor / Control)
●What It Is For: Outdated BEV/HEV tri-electric software, glitched functions, or failed upgrade attempts. ●How It Works: J2534 pass-thru lets you download OEM factory software straight to your PC and flash the vehicle directly, no third-party box in between. ●The Payoff: Factory-accurate data synced to OE standards. Stable operation guaranteed. Same results as the dealership, done in your bay. ●Shop Value: Capture high-ticket jobs that used to roll straight to the dealer. Programming labor rates run 30~50% higher than standard diag.
2. For New Module Initialization
●What It Is For: Swapped BMS, MCU, or VCU, new module arrives blank and the car won't start or throws codes. ●How It Works: Download the brand-specific OEM prograMmming suite, connect via SmartLink C 2.0, write the file directly to the new module. ●The Payoff: No more “replaced the part, still dead” callbacks. First-visit fix, every time. ●Shop Value: No comebacks, so you can grow profit and customer trust.
3. For Recall & Campaign Flash Jobs
●What It Is For: OEM software recalls or perfo rmance upgrades hitting multiple brands.●How It Works: Batch-process vehicles without juggling brand-specific interfaces.●The Payoff: You handle the work instead of turning it away.
Online & Offline ECU Codding & Custoomization:
1. For Tri-Electric ECU Matching & Adaptation
●What It Is For: Post-repair on battery packs, motor controllers, or vehicle control modules, codes won't clear, functions won't restore. ●How It Works: Full-vehicle, full-system ECU codding, matching, and adaptation resets. ●The Payoff: Tri-electric faults, body electronics, onboard accessories, all handled in one session. ●Shop Value: Solve the “fixed it but the light's still on” headache. Customers see results, not excuses.
2. For Feature Activvation & Persoonalization
●What It Is For: Customer wants luxury features turned on or annoyances turned off. ●How It Works: Config-based customization, feature activvation, parameter adjustment, setting matching. ●The Payoff: Covers every NEV and hybrid on the road. Drive modes close, charging optimization, auto-stop-start close and more. ●Shop Value: Upsell opportunity on every repair. Easy margin booster.
3. For Aftermarket Fitment & Module Swap Matching
●What It Is For: Upgraded LED headlights, battery swaps, or module replacements throwing mismatch faults. ●How It Works: Codding reset, config matching, parameter tuning to sync new hardware with existing systems. ●The Payoff: Fixes the classic “ECU mismatch” and “won't adapt after swap” failures. ●Shop Value: Opens the door to upgrade and modiification work: new revenue stream beyond repairs.
4. For Post-Repair Codding Reset
●What It Is For: Tri-electric fault repaired, but the ECU needs a reset to restore factory adaptation. ●How It Works: One-touch codding reset after repair, restoring OE calibration. ●The Payoff: No more “repaired but still broken”. First-time fix rate goes up. ●Shop Value: Less time on callbacks, more time on paying jobs.
EV Battery Pack Diagnostics: In-depth Battery Health, One Test Away
- The battery pack is the heart of every EV, and the most-critical, complex system to diagnose. The LAUNCH X431 PRO3S+ EV delivers a complete “Multi-Connection + Full-Dimension Data + Smart Reporting” solution that lets you see inside the pack without tearing it down.
THREE Battery Pack Connection Methods for Every Scenario:
- Dedicated Harness: Plug-and-play battery pack connector, simple and safe → for vehicles with standard battery pack diagnostic ports
- Jumper Wire: Manual connection to battery pack terminals per on-screen instructions → for vehicles without standard battery pack connectors
- OBD-II Adapter:Read battery pack data directly through the vehicle's OBD-16 port → for routine checks, fastest and most convenient
Full-Dimension Data, Down to Every Single Cell:
✓Module count, SOC, SOH, current temperature; overall pack health at a glance✓Individual cell voltage and temperature inside every module, down to each cell✓Total voltage, max/min voltage, voltage deviation, max/min temperature, temperature spread, etc.✓Abnormal cells highlighted in red. See the full picture instantly and know exactly what needs attention.
One-Tap Diagnostic Reports: Professional Documentation, Ready to Share. After the scan, the system auto-generates a standardized battery pack test report with:
✓✓✓Shop info, technician name, test timestamp ✓✓✓Total voltage, max/min voltage with cell numbers ✓✓✓Voltage difference, max/min temperature with cell numbers✓✓✓Temperature spread and other important metrics ✓✓✓Reports support share, save, and Q R cod sharing. Show your customer, file for records, or send for remote t.e.ch s.u.pport.
Real-World Using Scenarios
- Case: Sudden Range Drop, Faulty Cell Isolated
- Problem: A 3-year-old BEV drops from 250 to 175 miles range.
- Method: Tech pulls battery pack data via OBD: SOC reads normal, but live data shows Cell #3 in Module #12 running 0.15V low, with SOH significantly degraded on that module. Using the built-in wiring diagram, the exact cell is pinpointed without pack disasssembly.
- Benefits: Repair time cut by 60%+.
Topology Mapping: See the Whole System at a Glance
What Is Topology Mapping? This LAUNCH scanner features OEM-grade topology mapping that visualizes your vehicle's entire electronic network in a single diagram: ✓No more scrolling through endless fault code lists. ✓Every ECU, connection, and communication status is laid out like a roadmap. ✓Faulty = red / yellow; healthy = green. ✓Diagnosis time cut by 15+ minutes per vehicle.
Topology Mapping 3 Scan Modes
- High-Speed Scan: Millisecond full-system fault code pull → Daily quick checks, initial intake
- System Scan: Deep dive into a specific subsystem → Targeted troubleshooting, post-repair verification
- Gateway Scan: Penetrates gateway bus to reach underlying modules → Complex communication faults, gateway-related issues
Topology Mapping 3-Step Workflow
- Select your vehicle brand (95%+ global EV coverage)
- Aut o VIIN recognition → This scanner for car reads VIIN, pulls correct model config automatically
- One-click smart scan → Topology map generates autommatically, faults located at a glance
EV Full-System Diagnostics: Spot Issues Fast, Fix Them Right
Covers core systems including traction battery, electric drive, electronic control, energy conversion & distribution, thermal management, chassis & safety, and body electronics. Extends deep into ADAS, high-voltage distribution, AC/DC charging, regenerative braking, network communication, SRS airbags, instruent cluster, lighting, door lckcs & anti-t eft, and audio/infotainment; every electronic system on the vehicle is within reach. With 3,000+ active tests, it allows you to command individual ECUs to actuate and verify response.
Battery-Focused Deep Diagnostics:
✓4,000+ Vehicle Battery Packs Covered: fault codes, live data, dynamic data, all dimensions ✓Multiple PIDs On One Screen: catch intermittent faults as they happen ✓1,600+ High-Res Battery Pack Wiring Diagrams: trace circuits by the book, no guesswork ✓Off-Vehicle Testing: bench-test DCDC, compressor, OBC without reinstalling. Verify before you button it up
Real-World Using Scenarios:
✓Range Drop Diagnosis: Topology scan isolates cell voltage imbalance, live data pinpoints the faulty module, wiring diagram pinpoints the exact cell. Repair time cut by 60%+. ✓Charging Fault: Scan BMS-OBC interaction data, locate a drifting temperature sensor causing charge interruption. Avoid misdiagnosing the battery itself. ✓12V Battery Drain: Energy conversion live data shows DCDC output anomaly. Bench-test confirms, replace and verify without reinstalling. Saves 2~3 hours per job. ✓And more …
One PRO3S+ EV, Cover 200+ EV Brands
No more buying brand-specific scanners for every make that rolls through your bay.
The X431 PRO3S+ EV covers 98%+ of vehicles on the road, from American, European, to Asian EVs, one scanner for car handles your entire shop.
- ✓200+ brands means you can take on more makes, more models, more jobs. No more “we don't work on that brand.” Keep every repair in-house and keep every business in your shop.
- ✓Save 200+ bucks on adapters, CAN-FD & DoIP built right in.
- ✓Can work on FCA & Ren ault SGW cars (optional), so you’ll never face diagnostic barriers.
- ✓Database upgrades are continuous. New models hit the market, you get sup.p.ort first. Stay ahead of the competition without waiting.
200+ US / EU / Asia EV Brands Coverage
●America: For Chr ysler, Do dge, Je ep, G M, Bui ck, Ca dillac, Chevr olet and more. ●Europe: For A udi, Be nz, B M W, Bo rgward, Ma n, Op el, Vaux hall, Po rsche, Cit roen, Re na ult, Peu geot, Fi at, Sca nia, V olvo, Land Ro ver, Ja guar and more. ●Asia: For China Brands, Isu zu, Ho nda, Acu ra, M azda, Mitsub ishi, Nis san, Infi niti, Hy undai, Gene sis, K ia and more.
CAN-FD Models (No Need Adapter, Save 150+ Bucks)
For G M Vehicles: Blazer 2024; CT4 2023-2024, CT5 2023-2025, CT6 2023-2024, Canyon 2024, Celestiq 2024, Colorado 2024, Corvette 2024, Electra E5 2024, Envision 2023-2024, Equinox 2024, Escalade 2021-2024, Escalade ESV 2021-2024, EscaladeIQ 2025, Hummer 2023-2024, Lyriq 2023-2024, Montana 2023-2024, Onix 2020-2024, Sierra 2023-2024, Silverado 2023-2024, Suburban 2021-2024, Tahoe 2021-2024, Tracker 2020-2024, Traverse 2024, Velite 55 2024, XT4 2024, Yukon 2021-2024, YukonXL 2021-2024 and more.
DoIP Models (No Need Adapter, Save 50+ Bucks)
For Ra nge Ro ver (L405 / L460) 2017-2026, Jaguar XE (X760) 2018-2026, Volvo S90 / V90 2017-2026, Mercedes-Benz C-Class (W206) 2018-2026, BMW 5 Series (G30 / G31) 2018-2026, Porsche Panamera (new gen.) 2019-2026 and more.
FCA SGW Models (Need Registered AutoAuth): For Chr ysler 300, Pacifica; Do dge Challenger, Charger, Durango, Journey, Ram (1000, 1500(DS), 1500(DT), 2500, 3500 Cab Chassis, 3500 Cab Chassis 10K, 3500 Pickup, 4500, 5500, Mexico), ProMaster City; Jee p Cherokee, Compass (Brazil, China, India, Italy, Mexico), Gladiator, Grand Cherokee (W2, WK), Grand Commander, Renegade (B1, BQ-China, BU, BV), Wrangler (JL); Al fa Rom eo Giulia, Giulietta/Stelvio; Fi at 500X, 500L, 500BEV, Toro, Doblo, Ducato, Novo Strada, and Mobi.
Ren ault SGW Models (Need Tok en): For Ren ault: Clio V (2019+), Espace V Ph2 (2018+), Megane IV Ph2 (2018+), Megane IV Sedan Ph2 (2018+); Rena ult/Dacia: Sandero/Logan III Family (2021+); Ren ault/RSM: Sandero/Logan III Family (2021+)+)Captur II (2019+)+)Talisman/SM6 Ph2 (2018+)+)New Zoe (2019+)+)XM3/New Arkana (2020+) and more.
**Welcome to reach out to us to get the full compatible car list.
What Can 46+ Special Functions Do for You?
✓Stay Ahead of the Competition. Handle jobs your competitors can't, build a real edge in your local market.
✓Expand Your Service Range. One LAUNCH X431 tool covers passenger, EV, hybrid, and more, no extra specialty gear needed.
✓Keep Customers Coming Back. Full-service from ooil changes to advanced resets. One-stop shop means repeat business.
✓Lower the Skill Barrier. Guided, step-by-step workflows let new techs handle complex jobs without leaning on seniors.
✓Work Faster, Not Harder. One-touch resets, relearns, and adaptations. Cut 30%+ off your bay time, no more flipping through service manuals.
✓Boost Your Profits. High-margin jobs like HV battery diagnostics and air suspension calibration can greatly grow your revenue.
NEV High-Voltage System Services (EV Specialist)
HV Battery Health: Read SOH, SOC, and individual cell voltages. // High-Voltage Power Down: Guided safety procedures for service mode. // OBC Off-Vehicle Test: Diagnose the On-Board Charger without the vehicle. // DC-DC Converter Test: Verify DC-DC converter perfo rmance. // EV A/C Compressor Test: Acti vate and test the high-voltage compressor. // Motor Angle Calibration: Calibrate the motor position sensor (MPS/Rotor). // 48V MHEV Test: Full support for 48V mild-hybrid components. // Intelligent Cruise Calibration: ADAS radar and camera calibration support, and more.
Daily Maintenance & Reset
Ooil Service Reset: Turn off maintenance lights instantly. // E P B Reset: Safely retract electronic parking brakes for pad replacement. // D P F Rege neration: Force D P F rege neration and reset for diesel engines. // G P F Rege neration: Specific support for Gasoline Particulate Filters. // SCR Reset: Urea/Ammonia reset for die sel exh aust systems. // NOx Sensor Reset: Calibrate NOx sensors after replacement. // Battery Registration: Match new 12V/48V batteries to the vehicle's charging system. // Coolant Replacement: Guide procedures for coolant bleeding and filling, and more.
Adaptation & Learning
Throttle Matching: Relearn throttle body position after cleaning/replacement. // Steering Angle Reset (SAS): Calibrate SAS after alignment or rack replacement. // Gearbox Learning: Adapt transmission mechatronics for smooth shifting. // Injector Co ding: Program new feul injector codes into the ECU. // A/F Adjustment: Air-feul ratio tuning for optimal perfo rmance. // E GR Relearn: Reset Ex haust G as Recir culation valves. // Clutch Adaptation: Learn clutch engagement points (DCT/DSG). // Tooth Learning: Crankshaft position sensor variation learn. // FRM Reset: Fix common "no-start" issues related to Footwell Module data, and more.
Body & Comfort Systems
ABS Bleeding: Aut omated breke bleeding procedures. // Suspension Calibration: Adjust air suspension height and level sensors. // Sunroof Initialization: Reset sunroof limits and anti-pinch settings. // Window/Door: Initialize power windows and door lokcs. // Seat Calibration: Configure memory seats and occupancy sensors. // Headlight Leveling: Aim adaptive headlights and reset Xenon sensors. // Rain/Light Sensor: Calibrate automatic wiper and light sensors. // Transport Mode: Deac tivate factory transport lcok mode. // Start-Stop Reset: open or close the aut-start-stop function. // Language Setting: Change instrument cluster language display. // Tire Reset: set new tire size specs after wheel upgrades, and more.
Security & Advanced: Gateway Calibration: Code gateway modules after replacement. // Ch ip Data Repair: Advanced EEP ROM/Flash data recovery tools, and more.
10+ Add-On Modules, Get More, Own Every Repair
Tired of a bay full of single-purpose tools eating up space and budget?
The LAUNCH X431 PRO3S+ EV lets you build your setup around the work you actually do. Same tablet, snap-on the modules you need, skip the ones you don't. Purchase only what your workflow demands:
1.ScopeBox O2-1: Rapidly capture circuit signals.
2.SensorBox S2-2: Mimic vehicle sensor malfunctions.
3.Multimeter S2-2: Measures voltage, current, and resistance.
4.Battery Tester BST360: Keep tabs on your car battery’s well-being.
5.VideoScope VSP600: Peer into the tough-to-reach spots easily.
6.TPMS X431 TSGUN: Read, ac tivate, and relearn TPMS sensors.
7.ADAS Calibration Kit: Adjust driver assistance systems for accuracy.
8.EM 101N Scopebox + Multimeter + Current Clamp: EV high-voltage system measurement suite.
9.ES200 Insulation: Pinpoint HV insulation faults on EVs. 10.And more …
MALL Store: More Features & Software On Demand
- ✓HD Software Package: Pair with SmartLink C 2.0 for 24V heavy trucks, city buses, excavators, bulldozers, and more.
- ✓Passenger Car Diagnostics: Expand coverage to more passenger car brands.
- ✓Motorcycle Diagnostics: Get diagnostic access to Harley, Ducati, Indian, Honda, Yamaha, Kawasaki, Suzuki, BMW, and more
- ✓And more
Launchx431online.com is the official website of Shenzhen Daigete Electronic Technology Co., Ltd., which is the online agent authorized by LAUNCH.
LAUNCH Official Authorized Files
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United States customers: LaunchX431online
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United Kingdom customers: uk.launchx431online
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European Union customers: eu.launchX431online
Please note that shipping fees may apply if an order is placed on a website that does not match the customer’s shipping region.
| Region | Shipping Location | Estimated Delivery Time |
| United States | PERTH AMBOY, NJ | 3–5 business days |
| United Kingdom | Dunstable | 3–5 business days |
| European | Ginsheim-Gustavsburg, Frankfurt | 3–7 business days |
| Other Countries | HongKong | 7–15 business days |
Tel: +1 (657) 244-6580
Company: Shenzhen Daigete Electronic Technology Co., Ltd.
Company address: Room 5401-46C, Tower 1, Phase III, Qianhai Excellence Financial Center, No. 5109 Menghai Avenue, Nanshan Subdistrict, Qianhai Shenzhen-Hong Kong Cooperation Zone, Shenzhen, Guangdong, China
Return Policy
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Launchx431online Website Valid proof of purchase, including invoices or receipts with order numbers, is provided.
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The original packaging must be intact and undamaged.
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The product must be in new condition.
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All original accessories (manuals, cables, promotional gifts, etc.) must be included.
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Product labels, serial numbers, and water damage seals must show no signs of tampering or alteration.
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We provide free return shipping labels for RMA returns—one package per label. Please ensure the correct label is placed on the corresponding box by referring to the shipping weight printed on each label. Each shipping label is intended for one-time use on a single package.
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Securely package your return items in the original packaging and shipping box to prevent damage during transportation.
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Include all parts, accessories, and documentation in the package.
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Ship the unit within 30 days of receiving our RMA Label.
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If the return is due to a product issue (e.g., damage, defect, malfunction, or wrong item received), don't hesitate to get in touch with us at service@launchx431online.com. We will cover the return shipping costs.
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If the return is due to personal preference (e.g., dissatisfaction or change of mind), you may request a refund or exchange, but you will be responsible for the return shipping costs.