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  • Launch X431 Diagun IV Full System Professional OBD2 Car Diagnostic Auto Car Scanner One Click 2 Years Free Update
  • Launch X431 Diagun IV Full System Professional OBD2 Car Diagnostic Auto Car Scanner One Click 2 Years Free Update
  • Launch X431 Diagun IV Full System Professional OBD2 Car Diagnostic Auto Car Scanner One Click 2 Years Free Update
  • Launch X431 Diagun IV Full System Professional OBD2 Car Diagnostic Auto Car Scanner One Click 2 Years Free Update
  • Launch X431 Diagun IV Full System Professional OBD2 Car Diagnostic Auto Car Scanner One Click 2 Years Free Update
  • Launch X431 Diagun IV Full System Professional OBD2 Car Diagnostic Auto Car Scanner One Click 2 Years Free Update
Launch X431 Diagun IV Full System Professional OBD2 Car Diagnostic Auto Car Scanner One Click 2 Years Free Update

Launch X431 Diagun IV Full System Professional OBD2 Car Diagnostic Auto Car Scanner One Click 2 Years Free Update

$729.00-$730.00/ Set|1 Set/Sets(Min. Order)
View product details

Launch X431 Diagun IV Full System Professional OBD2 Car Diagnostic Auto Car Scanner One Click 2 Years Free Update

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Full System Diagnostics: Supports comprehensive diagnostics across engine, transmission, emissions, and other vehicle systems, enabling professionals and users to identify and resolve complex issues.
  • Error Code Reading & Troubleshooting: Instantly reads and decodes OBD2 error codes, providing actionable insights for quick repairs.
  • Live Data Monitoring: Displays real-time vehicle performance metrics (e.g., RPM, fuel efficiency) for precise troubleshooting.
  • Remote Updates & Connectivity: Built-in WiFi ensures seamless firmware updates and 2 years of free software upgrades, maintaining compatibility with the latest vehicle models.

Key features

  • 1. Material Technology

    • With its rugged metal and plastic construction, the Launch X431 Diagun IV withstands the demands of automotive environments, offering ~20% longer durability than plastic-only scanners*.

  • 2. Interactive Design

    • With a responsive touchscreen interface, navigate diagnostics swiftly without relying on physical buttons, enhancing ease of use compared to traditional code readers.

  • 3. Performance Parameters

    • With built-in WiFi and 2 years of free updates, access real-time diagnostics and seamless connectivity, ensuring compatibility with the latest vehicle models—~30% faster updates than non-WiFi scanners*.

  • 4. Scenario Solutions

    • With universal compatibility across 100+ car brands and models, diagnose issues efficiently in both professional workshops and home garages, unlike brand-specific tools.

  • 5. Certification Standards

    • With OBD-II compliance certification, ensure reliable communication with all 1996+ vehicles, meeting automotive industry standards for accuracy and safety.

Product details

Launch X431 Diagun IV Full System Professional OBD2 Car Diagnostic Auto Car Scanner One Click 2 Years Free Update

The Launch X431 Diagun IV is a professional OBD2 car diagnostic scanner designed for seamless vehicle troubleshooting. Equipped with WiFi connectivity, a touch-sensitive display, and compatibility across multiple car brands, it offers a robust solution for automotive professionals and DIY enthusiasts. With a 2-year free update guarantee, it ensures long-term reliability and adaptability to evolving vehicle technologies.

Technical specifications

FeatureSpecificationApplication Scenario
Material & DesignDurable plastic/metal compositeWithstands rugged automotive environments
Screen DisplayTouch-sensitive interfaceIntuitive navigation for brand/model selection
ConnectivityWiFi-enabled OBD-II interfaceReal-time data transfer and remote diagnostics
Diagnostic RangeCode reading, live data analysisIdentifying engine, transmission, and system faults
CompatibilitySupports major vehicle brands (e.g., Ford, Toyota, BMW)Universal use across diverse automotive fleets
Updates2 years of free firmware updatesEnsures compatibility with new vehicle models

Customization guide

Adjustable parameters include firmware update schedules and diagnostic protocol selection to meet specific workshop needs. For example, customize WiFi settings for secure network integration or prioritize update frequency for dealerships requiring real-time software patches.

Get inspired

Diagnose engine misfires, transmission issues, or sensor malfunctions with a single click. The Diagun IV’s WiFi connectivity enables remote troubleshooting, while its broad compatibility ensures it’s ready for any vehicle in your garage.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Diagnostic CoverageBasic systems+20% expanded systemsFull vehicle systems
ConnectivityUSB onlyWiFi + BluetoothWiFi 6 + cellular*
Update Support1 year free2 years free3 years free*
Live Data Speed5Hz refresh rate10Hz refresh rate20Hz refresh rate

Supplier's note

  1. Three Breakthroughs:

    • WiFi 6 in Pro Model: Enables 20% faster data transfer than traditional WiFi, critical for real-time diagnostics.
    • Universal Compatibility: Supports 95% of global vehicle brands (vs. 70% in industry benchmarks).
    • Extended Updates: 2-year free updates (3 years on Pro) outperform competitors’ 12-month standard.

  2. Optimal Version Selection:

    • Pro Model: Ideal for professional garages needing high-speed diagnostics (e.g., 20Hz live data) and cellular connectivity for off-site repairs.
    • Advanced Model: Best for workshops requiring WiFi + Bluetooth for tool integration and mid-tier update coverage.
    • Base Model: Suitable for DIYers prioritizing cost-efficiency while handling basic diagnostics.

With WiFi connectivity, you can share diagnostics remotely to streamline repairs. With triple the update period of competitors, the Pro Model ensures longevity in fast-evolving automotive tech. Pair its cellular feature with rugged design for field technicians needing reliable, on-the-go solutions.

Frequently asked questions

  • Which Launch OBD2 scanner model is best suited for professional automotive workshops?

  • How do I clean and maintain the Launch X431 Diagun IV’s touch screen display?

  • How does the Launch X431 Diagun IV’s rugged design compare to other OBD2 scanners?

  • Can the Launch X431 Diagun IV be customized for specific vehicle brands or models?

  • Is the Launch X431 Diagun IV OBD-II compliant and certified for automotive diagnostics?

  • What diagnostic features does the Launch X431 Diagun IV offer for car troubleshooting?

  • Does the Launch X431 Diagun IV provide free software updates for new vehicle models?

  • Is the Launch X431 Diagun IV user-friendly for DIY car owners without technical expertise?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Diagnostic RangeRepair shops, automotive dealershipsIndustry Standard: 80% vehicle coverage (2000-2023).
Our Base: 95% (SAE J2534)
Our Advanced: 98% (ISO 15031) ▲ (hybrid/electric support)		Broad compatibility reduces tool redundancy. Advanced supports niche models.Advanced requires paid updates for full coverage.
ConnectivityRemote diagnostics, fleet managementIndustry Standard: USB/bluetooth.
Our Base: WiFi (IEEE 802.11n) ▲
Our Advanced: WiFi + Bluetooth 5.0 ▲▲		Enables remote troubleshooting. Advanced supports simultaneous connections.Base lacks Bluetooth for older vehicle protocols.
DurabilityField technicians, rugged environmentsIndustry Standard: IP54 rated.
Our Base: IP65 (IEC 60529) ▲
Our Advanced: IP67 ▲▲ (submersion-resistant)		Withstands dust/water exposure. Advanced survives accidental immersion.Advanced adds cost for extreme environments.
Update SupportFleet maintenance, regulatory complianceIndustry Standard: 12-month updates.
Our Base: 24-month free updates ▲
Our Advanced: Lifetime updates ▲▲ (ISO/SAE 21434)		Ensures compliance with evolving emission standards. Advanced avoids recurring costs.Base requires manual updates after 2 years.
User InterfaceDIY enthusiasts, tech-savvy usersIndustry Standard: Button-based menus.
Our Base: 5-inch touchscreen (ISO 15008) ▲
Our Advanced: Gesture control + voice input ▲▲		Intuitive for non-professionals. Advanced streamlines complex workflows.Base lacks gesture controls for faster navigation.
Diagnostic FeaturesComplex system troubleshootingIndustry Standard: Error codes only.
Our Base: Live data + error codes ▲
Our Advanced: Real-time graphs + AI diagnostics ▲▲		Base identifies issues faster than basic tools. Advanced predicts failures preemptively.Advanced requires training to interpret AI insights.

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