The Best Launch X431 Diagun Iv of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best Launch X431 Diagun Iv of 2025. Check our ranking below.
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- 2022 Elite Version,Compare 2021, 2022 new year, launch x431 diagun v add more OE-Level functions: AutoAuth for FCA SGW( for Chrysler,Dodge,Jeep,Alfa Romeo and Fiat after 2017 and newer). Setting & Changeover (adblue reset, unlock the engine after a collision, cancel ABS driving test, and more) for Benz. Offline Coding: for Benz/BMW. Online Parameterization for Volkswagen/Audi/Skoda/Seat.etc. Personalization for BMW/Porsche/Toyota/Subaru.
- What's the difference between launch x431 diagun v and other scanners? Launch x431 diagun v is cheaper and economic. Launch x431 diagun v have many advanced functions such as active test, ecu coding, key program( not for all cars), relearn reset service. Launch x431 diagun v loved by many mechanic on Youtube.
- All System Diagnostic Tool for 10000+ Car Models : Launch x431 diagun v car diagnostic tool is the upgrade version of launch x431 diagun iv, it can works for all system of car such as Engine, ABS, SRS, Transmission, Brake system, Emission system, Wiper system, Body, Power strain,Chassis,etc. Support working on over 150 car makes and 10000 models.
- Bidirectional Control (Active Test) + ECU Coding + Initialization+ Adaptation+ Matching+ Data Record&Print : x431 diagun v is bidirectional scan tool support ecu coding, remote diagnostic, diagnostic feedback , relearn relearn cam/crank sensor data stream record and playback, auto generate vehicle health report, vehicle report share and print.
- Programming + 31 Reset Service + 32G RAM + 5 Years Warranty+Youtube influencer Mechanic Strongly Recommend : The automotive car scanner x431 diagun v support key programming(not for all cars), and the upgraded diagun iv support Injector Coding, Oil Reset Service, IMMO, SAS , EPB Reset, Battery Register, ABS Bleeding, Electronic Throttle Reset, DPF, TPMS Reset, Gear Learning. One-Click Update, NO IP Limited + 2 Years Free Update.
- 2026 NEWEST Version LAUNCH X431 DIAGUN V ELITE + ADVANCED OE-LEVEL FUNCTIONS,LAUNCH X431 DIAGUN (5TH GENERATION) scan tool adds loads of OE-Level features.
- Bi-directional Control+ RESET + INITIATION + ADAPTATION + MATCHING + CODE:LAUNCH X431 DIAGUN V 5th diagnostic scanner gives you what snap-on scanner offers.
- Wider Coverage & Multi-Language : LAUNCH X431 Diagun V automotive scanner can diagnose the electronic control system of prevailing vehicle models covering Asian, European, American and China.
- One-Click WiFi Update & 2 (TWO Years F-ree update :Download or update multiple vehicle diagnosis software anytime and anywhere f-reely just click “One Click Update, No lP limited!
- We Always Got Your Back :We provides【 5 YEARS BACKUP】and 2 YEARS F REE UPDATE With Wi-Fi enabled, you can update your car model software with just one click.
- 2025 OE-LEVEL Car Scanner Diagnostic for All Cars: LAUNCH diagun V obd2 scanner add more functions, No Extra Software Fee, Free VAG Guided Function, Supports AutoAuth for FCA SGW, Online Code, Nox Sensor Reset, Setting ( unlock the engine after a collision, cancel ABS driving test, and more) for Benz, Power Balance, Customization, Parameterization, Support BMW Online Code, Customization, And Personalization, Recode Module Installation
- BI-DIRECTIONAL (Active Test) and DIY Cost-effective Diagun V has a full-featured bi-directional, which can activate solenoids and actuators for active test, and send commands to many systems, components to test their working status , Without using vehicle Controls. Turn on the radiator fan, modulate the throttle, open or close windows, operate the mirror, test the fuel injector, turn on the internal and external lights, sound the horn, test the door lock actuator, etc
- Full System Diagnosis and Wider And Newer Coverage and NO IP Restriction: LAUNCH DIAGUN V car scanner can easily read or erase codes, view real-time data, retrieve ECU version information, for ECM, TCM, ABS, SRS, BCM , BMS, TPMS, SAS, fuel system, light system, etc. for active test and service functions. WiFi mode recognizes VIN, supports more than 150 car brands and 10000+ models
- ECU Online Code and Variant Code: LAUNCH X431 Diagun V works as an OEM scanner to customize cars as needed via advanced ECU code. Launch Diagun V can match or recode or initialize the ECUs with replaced components and refresh hidden features. Online Code can fit for VW, fit for Audi, fit for BMW, fit for Porsche, etc. And the Offline Code is available for Nissan, fit for Nissan-GTR,fit for Infiniti, fit for Hyundai, etc
- LAUNCH X431 DIAGUN V has added more functions, ECU Coding, PMI, F.ree V.A.G. Guided, AutoAuth for FCA SGW, Bi-Directional Control, All Systems Diagnosis, 35+ Reset Functions, 2 Yrs F.ree Update, etc.
- LAUNCH X431 Diagun V equipped with advanced ECU Coding, supports offline Coding,Component Matching, Adaptive Data Reset, Flash Hidden Functions, Personalization, Customize OE Settings, etc.
- LAUNCH X431 Diagun V can actuate solenoids and actuators for active testing, send commands to many systems/components to test their working status, without using the vehicle controls.
- LAUNCH X431 Diagun V supports 35+ hot service, including SAS,EPB,BMS,Oil,Brake,AFS,ABS Bleeding, Injector coding, etc, get 100+ special functions under "Diagnose Menu>Model>System>Special Funciton".
- LAUNCH X431 Diagun V Scan Tool performs OE-level diagnostic to scan and in-depth diagnose all available modules, quickly identify vehicle faults, such as ECM, TCM, ABS, SRS, BCM, BMS, SAS system,etc.
- Please note that this protective film is made of flexible plastic.
- 99% transparency preserves the original screen's brightness and definition.
- 4H hardness protects your screen from daily scratches, scrapes, and normal signs of wear.
- Self-healing technology enables the film to recover from minor scratches in 48 hours.
- Bubble-free, fingerprint-free, dust-resistant. No sticky residue when removed.
- 【2026 Best-Value Bi-directional Control Launch Scanner】2026 NEW VERSION LAUNCH X431 PRO ELITE is awarded as the Most Cost Effective Diagnostic scan Tool with Outstanding Hardwares&Newest Functions,Full Bidirectional Control (Active Test) ,Enhanced 38+ Services ,OE-Level All systems diagnostics ,FREE V.A.G Guided Function ,AutoAuth for FCA,CANFD & DOIP ,Wider&Newer 200+ car makes coverage ,Android 10.0,Expanded Storage:4GB/64GB,2.4 & 5.0 GHZ Dual WiFi,Upgraded Version of X431 CRP919E/CRP919EBT
- 【Bi-Directional Control+ALL System Diagnosis+Online Code+Adaptation+Initialization+ Matching】With affordable price,LAUNCH X431 PRO ELITE obd2 scanner add more functions,Newly Added CANFD Connector➤No Extra Software Fee➤Free VAG Guided Function➤Supports AutoAuth for FCA ➤Online Code➤Nox Sensor Reset➤Update Hidden Functions➤Power Balance➤Customization➤ Parameterization
- 【OE-LEVEL BI-Directional Control】LAUNCH X431 PRO ELITE scanner for car features Bi-directional Control,it can identify problems accurately by sending commands to the ECU for specific tests,such as Turn Off ACC Lane Keeping Assist System (LKAS),turning the fuel pump on and off, cycling the a/c ,clutch on and off,Oil Pressure Control Test etc, helping you locate the car issues faster.
- 【38+ Reset Service Function Keep Updating】More than 38+ Reset Services, you can solve module reset or maintenance faster with LAUNCH X431 PRO ELITE , save you a lot of money for repair service: ABS bleed, Oil reset, SAS reset, Injector coding, BMS reset, EPB reset , Tyre reset , Language Change , A/F Reset A/F, Coolant Bleed ,Transport Mode , Adblue Reset , NOx Sensor Reset NOx , Stop/Start Reset etc,more new function are updating,to meet your increasingly prosperous business.
- 【200,000+ Vehicle Coverage,Enhanced OBD2 scanner】 LAUNCH X431 PRO ELITE car scan tool is compatible with over 99% OBD2/EOBD cars,covering 200,000+ US, Asian and European vehicles,including:BUICK,CADILLAC,CHEVROLET,CHRYSLER,DODGE,HM, FORD,GM,JEEP,LINCOLI,BMW, VW, VAZ, PORSCHE, MASERATI,SEAT etc.200+ car manufacturers,and more newer cars are in consistant addition.
- 【2026 Most-cost-effective LAUNCH Scanner】 LAUNCH X431 CRP919XBT, upgraded from CRP919X, includes a VCI for wireless data transmission (3Mbps max). ✅HARDWARE: MTK's chip + doubled memory & battery capacity ensure 5X faster & smoother navigation than OBD2 scanner diagnostic tools in the same category. ✅SOFTWARE: Its productive features (same as LAUNCH X431 scanners), 99% car coverage, more-frequent software renewals, field-tested accurate database, are superior to most competitors on market.
- 【FCA AutoAuth + CANFD&DOIP】 LAUNCH X431 CRP919XBT uses a newly-developed wireless connector “DBSCar VII VCI” instead of a connection cable. You can be at workbench or any location around vehicle while running diagnostics. ✅With this VCI, this OBD2 scanner supports new protocols of tomorrow: CANFD for 2020-now GM&Chrysler Models; DoIP for Volvo, Land Rover/Jaguar, BMW F/G Chassis. ✅And with integrated AutoAuth, you can diagnose 2018+ FCA SGW-equipped cars without separate adapters.
- 【ECU Coding & 35+ Reset Services】 For just 500 bucks you’ll get fully-featured ECU coding & resets/relearns from LAUNCH X431 CRP919XBT. 👍Online Code for VW/Audi/Skoda/Ford/Lincoln/Mazda; 👍Open/close hidden functions; 👍Personalized modifications/changeover; 👍Shortcut to 35+ special functions like “Oil Reset/Brake Reset/Throttle Adaptation” etc., to quickly meet your daily repair needs. 🚩100+ more resets/relearns are under “car brand – system” waiting to explore.
- 【All Brands All System Scan】 With a market focus, LAUNCH X431 CRP919XBT boasts a complete filed-tested database for your deeper dive into car's health to handle more complex repairs. Back up by leading LAUNCH technology, you can do all system coding/scans/read&clear codes/bidirectional control/resets covering 99% cars, unlike many scanners for cars on market (x-tool) with fake advertisement claiming to “do it all” but in reality, they ONLY work for certain cars with limited services.
- 【Bi-directional Control】This LAUNCH bidirectional scan tool CRP919XBT allows technicians to command specific vehicle components (like solenoids, relays) to monitor real-time working status, without using the vehicle controls. Achieve fast, accurate diagnostics and take control like never before. Turn on the radiator fan, modulate the throttle, open or close windows, operate mirrors, Injector Buz Test, turn on interior and exterior lights, sound horn, etc.
- 【Function Same as CRP919EBT】: 2026 FULL LEVEL-UP LAUNCH X431 CRP919E has Powerful ECU Coding, Full Bi-directional Control , 35+ Hot Resets(actually 100+ in system), New CAN FD & DoIP Protocols, OE-level Full System, FCA Autoauth, 2-Year Upgrade,200+ Global brands(1996-2026), Newly PMI function,i-TPMS&BST360 Expansion Modules, Batttery Voltage Monitor,Camera Function etc. CRP919E also runs on Android 10.0, 3+32GB RAM/ROM, 7'' touch screen, 6100mAh battery, 2.4&5GHz WiFi, 8MP Camera. All-around Upgrade of 909E/D7/N*809/V6/M*808.
- 【FCA AUTOAUTH+WorldWide Vehicle Coverage】:LAUNCH CRP919E elite scan tool supports FCA AutoAuth for 2018 and newer FCA vehicles(Fit for Chrysler/JEEP/Dodge/Fiat etc)without special adapters. (Note:FCA autoauth requires a FCA account to log in directly.) Luanch crp919e works on more cars, over 200 car brands 100000+ cars models with NO IP LIMIT, cover OBD1/OBD2/EOBD/JOBD vehicle. Support 12v passenger cars, pinckup,hybrid cars and suvs in 1996-2025.
- 【4000+ Active Tests for Full System】: 2026 LAUNCH CRP919E elite can support 4000+ active tests to check vehicles' working status and functionality.You can directly issue commands to the ECU, activating components such as " injectors, coils, wiper, valves etc" to ensure they respond as expected. Quickly identify problem components within seconds! With this,you can work on fuel pump test, individual actuators, wiper, valves, injectors coding,horn test, mirrors, modulating the throttle just the way they should.
- 【35+ Hot Resets/Relearn/Calibrations/Adaptions/Initialization】: LAUNCH CRP919E elite snap on scanner comes with 35+ hot resets, including EPB Reset , Oil Reset , SAS Reset, BAT Reset, ABS Bleeding, Throttle, TPMS, D.P.F, GP.F,Crankshaft/Camshaft Relearn, Injector Coding, Suspension, E.GR etc .(Note:You can get 100+ reset functions by entering "car brand" >"system module" >"special function" .)It's an choice for DIY car enthusiasts and small/mid-sized repair shops. (Special services may vary across vehicle models. )
- 【Support New CAN FD/ DOIP Protocols】Support New&More Cars : CAN with flexible data rate (CAN FD) overcomes the limitations of the classical CAN bus in terms of data transfer rate. Compatible with GM models (2020 and later).DoIP makes LAUNCH CRP919E save both in terms of time in the case of complex diagnostic tasks and flash applications. Compatible with BMW (F&G chassis), Volvo models (2018 later), Land Rover & Jaguar models (2017 later). Highlight: 1.All these does not need extra adapter(saving 200+ bucks).2.With this, CRP919E can even compaible with 2026 new models.
- 【WHY CRP919EBT STANDS OUT】 All-around upgraded of CRP919E, functions as X431 PRO3S+ V5.0 at a lower cost. Superior OE Functions: ✅Wireless Blutooth diagnostic ✅ ECU Code,✅ 35+ resets✅4000+ Active Tests✅ Full system diagnostics✅New protocols CAN FD & DoIP✅ FCA AutoAuth✅200+ Global brands(1996-2025)✅Level up Hardware: Android 10.0 OS ; Features a 6300mAh high-capacity battery ; 2.4GHz & 5GHz dual-band Wi-Fi ; 4+64GB storage; 7'' touch screen; 8MP Camera✅ 2 years of updates. All-in-one advanced OBD2 scanner.
- 【Advanced ECU Code, Customize OE-Settings】 The Launch X431 CRP919EBT automotive scanner includes powerful full-featured ECU Code functions such as Online Code (for VW/Audi/Skoda), Reset Adaptive Data, Match Replaced Components, and OEM Personalization & Feature Activation. Examples include:✅ Change interior light color✅ Toggle auto hold function✅ Customize dash kits✅ Activate auto side mirror folding✅ Auto Start-Stop Memory Function✅ Change speed limit. The PMI function (for Ford/Lincoln/Mazda) allows copy data into new modules. More options than rivals.
- ✅ 【Full Bi-Directional Control – 4000+ Smart Active Tests】 Empower your diagnostics with the LAUNCH X431 CRP919EBT’s full-featured bi-directional control — the same high-end capability found in professional shop-grade scanners. Send direct commands to ECUs to test and activate components like ABS, windows, mirrors, wipers, doors, and headlights. Instantly pinpoint faults without tearing down parts or relying on manual switches, cutting repair time and boosting your shop’s efficiency.
- ✅ 【35+ Hot Services & 100+ Advanced Functions in One Tool】 The LAUNCH X431 CRP919EBT gives you everything you need for professional maintenance — in one powerful device. Perform 35+ popular reset and relearn services such as Oil Reset, EPB, SAS Calibration, ABS Bleeding, Injector Coding, Throttle Adaptation, Power Balance, Idle Relearn, and HVAC Calibration. Dive deeper under “Diagnose > Brand > System > Special Function” to access 100+ additional functions for brand-specific systems — making repairs faster, easier, and more accurate.
- ✅ 【OE-Level All-System Diagnostics for 160+ Brands】 The LAUNCH X431 CRP919EBT provides complete, dealer-level system diagnostics for 160+ global vehicle makes, covering nearly all OBDII-compliant vehicles from 1996–2025. Access every major ECU — Engine, ABS, SRS (Airbag), Transmission, PCM, ECM, EPS, BCM, PDM, TPM, and more. Read and clear fault codes, view and record 8-in-1 live data streams, and analyze system performance in real time. Quickly locate hidden issues and ensure accurate with a detailed report, efficient repairs every time.
- 🔥【J2534 PROTOCOL WITH SMARTLINKC 2.0】 LAUNCH X431 PRO3S+ ELITE scan tool with newly upgraded smartlinkC V2.0. The SmartLinkC is a communication interface supporting J2534 specifications. Of course, it also can be used as a J2534 PassThru device, working together with the PC installed with the OEM diagnostic software to perform the J2534 protocol.J2534 protocol is the only solution for problems ranging from driveability and loss of power to poor fuel economy.
- 🚗【INTELLIGENT TOPOLOGY MAP TO FASTER FULL SYSTEMS DIAGNOSIS】 X431 PRO3S+ELITE bidirectional scan tool with new-added intuitive topology mapping. Harnesses intuitive topology mapping for comprehensive visualization of the vehicle all system. It shows all available control units in different colors, the numbers of system, the scanned system, and the scan results, bringing maximum convenience & superfast speed for you to do swift diagnosis & high-level repairs.
- 👍【TOP HARDWARE CONFIGURATION, UPGRADED OF LAUNCH X431 PRO3S+】 LAUNCH X431 PRO3S+ELITE diagnostic scanner possess with Android 10.0 OS; CPU 4-Core Processor, 2.0 GHz. Greatly increased the speed of running multiple task. 2.4GHz/5GHz; 6300mAh/7.6V stronger battery capacity; 10.1 Inch Touchscreen with 8MP camera; AUTO VIN; 4GB+64GB storage memory; 20X faster transmission rate, save more vehicle documents and customer data; Supports 25+ Software Languages, such as EN, DE, FR, SP, JP and so on.
- ✔️【3000+ ACTIVE TEST/BI-DIRECTIONAL CONTROL LAUNCH SCANNER】 LAUNCH X431 PRO3S+ELITE HD automotive scanner is a cost-effective bidirectional scanner that deserves owned by every repairing DIYers and mechanics. You can easily send command signal at fingertips from the scanner to various module actuators to test component integrity and functionality in minutes or even seconds to tell if replacement or repair is needed.
- 📈【COMPLETE 60+ HOT RESETS, CALIBRATION, INITIALIZATION, RELEARN】 LAUNCH X431 PRO3S+ELITE SmartLinkC 2.0 escaner automotriz professional enjoys 60+ special service, such as Oil Reset, ABS brake bleed, EPB, SAS, BMS, Suspension, Injector reset, Power Balance, Turbo Calibration, VGT, Transmission Adaption, Throttle Adaptation, matching and etc. rigorous on-site testing has been performed to ensure 100% availability.
Last update on 2025-03-13 / Affiliate links / Images from Amazon Product Advertising API
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