1. Johdanto
The LAUNCH X431 PRO Star is an advanced automotive diagnostic scan tool designed for comprehensive vehicle system analysis, maintenance, and programming. This manual provides detailed instructions for setting up, operating, and maintaining your device to ensure optimal performance and accurate diagnostics.
2. Mitä laatikossa on
Varmista, että pakkauksessasi on kaikki alla luetellut tuotteet:
- 1 x LAUNCH X431 Pro Star Bidirectional Scan Tool
- 1 x verkkolaite
- 1 x Main Cable
- 1 x USB-kaapeli
- 1 x UK Adapter
- 1 x EU Adapter
- 1 x US-sovitin
- 1 x Käyttöohje
- 1 x Pikaopas
- 1 x Rubber Suitcase
- 1 x PIN Envelope

Figure 2.1: LAUNCH X431 PRO Star package contents.
Video 2.1: Unboxing the LAUNCH X431 PRO Star scanner, showing the protective case and included accessories.
3. Asennus
3.1 Initial Device Preparation
- Lataa laite: Connect the AC adapter to the scanner and a power outlet. Ensure the device is fully charged before first use.
- Virta päälle: Paina ja pidä laitteen sivussa olevaa virtapainiketta painettuna, kunnes näyttö syttyy.
- Kielen valinta: Follow the on-screen prompts to select your preferred language. The device supports 25+ languages.
- Wi-Fi-yhteys: Connect the device to a stable Wi-Fi network to enable software updates and online features.
- Registration and Activation: Create an account and register your device as prompted. This is necessary for updates and full functionality.
- Ohjelmistopäivitykset: After registration, navigate to the "Software Update" section and download all available updates to ensure your device has the latest vehicle coverage and features.
3.2 Yhdistäminen ajoneuvoon
- Paikanna OBD-II-portti: The OBD-II port is typically located under the dashboard on the driver's side.
- Connect the Diagnostic Cable: Plug one end of the diagnostic cable into the scanner's D-shell port and the other end into the vehicle's OBD-II port.
- Turn On Vehicle Ignition: Käännä ajoneuvon sytytysvirta asentoon "ON" (moottori sammutettu).

Figure 3.1: LAUNCH X431 PRO Star connected to a vehicle.
Video 3.1: Hands-on demonstration of connecting the LAUNCH X431 PRO Star to a vehicle and navigating the main interface.
4. Laitteen käyttö
4.1 Älykäs ajoneuvon tunnistus (Auto VIN)
The Auto VIN feature automatically identifies vehicle information, streamlining the diagnostic process.
- From the main menu, select "Intelligent Diagnose".
- The device will attempt to connect to the VCI (Vehicle Communication Interface) and read the VIN.
- Confirm the decoded VIN and vehicle information displayed on the screen.

Figure 4.1: Auto VIN and Auto Scan feature.
4.2 Täydellinen järjestelmän diagnostiikka
Perform a comprehensive scan across all available vehicle systems to read and clear diagnostic trouble codes (DTCs), view live data, and generate health reports.
- After vehicle identification, select "Diagnostic" or "System Scan".
- The device will scan all electronic control units (ECUs) such as Engine, Transmission, ABS, SRS, SAS, Chassis, HVAC, Fuel, Radio, and more.
- Review the health report, which provides an overview of system status and any detected DTCs.
- Select specific systems to view detailed information, freeze frame data, or live data streams.

Figure 4.2: OE-Level All System Diagnostic overview.
4.3 Kaksisuuntainen ohjaus / Aktiivinen testi
This function allows you to send commands to vehicle components to test their functionality directly, aiding in precise fault identification.
- From the diagnostic menu for a specific system, select "Actuation Test" or "Active Test".
- Choose the component you wish to test (e.g., ABS pump, fuel pump, windows, mirrors, lights, cooling fan).
- Aktivoi tai deaktivoi komponentti noudattamalla näytön ohjeita ja tarkkaile sen toimintaa.

Figure 4.3: Bi-directional control and active test capabilities.
Video 4.1: Demonstration of active tests, including operating a vehicle window using the scanner.
4.4 Ohjainyksikön koodaus
The ECU Coding function allows for matching, relearning, and coding new ECUs after repair or replacement. It also enables activation of high-end functions, disabling unwanted features, and personalizing vehicle settings.
- Komponenttien yhteensovitus: Write VIN to new ECU, record replacement parts, gearbox matching, transmission relearn.
- Räätälöinti: Customize OE-settings, flash hidden functions, disable annoying functions.
- Supports 95% online ECU coding.
- New-added PMI for Ford/Lincoln/Mazda to transfer data into new modules.

Figure 4.4: Advanced ECU Coding features.
4.5 Huoltotoiminnot (nollaukset)
The device offers over 38 maintenance reset functions, covering a wide range of vehicle services:
- Öljyn palautus
- TPMS Reset
- EPB:n (elektronisen seisontajarrun) nollaus
- SAS:n (ohjauskulman anturin) nollaus
- BMS:n (akun hallintajärjestelmän) nollaus
- ABS-verenvuoto
- Kaasun palautus
- DPF/GPF-regenerointi
- AdBlue-nollaus
- Injektorin koodaus
- Tehotasapaino
- NOx-anturin nollaus
- A/F Reset
- Stop/Start Reset
- Gearbox Relearn
- Kampiakselin uudelleenopetus
- Kielen vaihto
- Ja monia muita.
Note: Availability of specific functions may vary by vehicle model and year.

Kuva 4.5: Päättynytview of 38+ hot service functions.
4.6 IMMO / Anti-theft Programming
This feature allows for key programming and anti-theft system management, including reading PIN codes, adding new keys/fobs, anti-theft matching, remote learning, and disabling lost keys.
Note: This function is primarily for vehicles with easy IMMO systems and its availability varies by vehicle.

Figure 4.6: IMMO/Anti-theft Programming features.
4.7 VAG-ohjatut toiminnot
For Volkswagen Group vehicles (Volkswagen and Audi), the device provides professional guided functions with detailed operating instructions for automatic login, matching, settings, coding, and more.

Figure 4.7: VAG Guided Function for Volkswagen and Audi vehicles.
4.8 Ajoneuvojen yhteensopivuus ja protokollat
The LAUNCH X431 PRO Star supports over 200,000 vehicles worldwide, including 12V sedans, SUVs, hybrids, and light-duty trucks. It is compatible with all standard OBDII, EOBD, and JOBD protocol vehicles.
- CAN FD: Supports 2020+ GM vehicles.
- DOIP-koodi: Supports BMW (F & G chassis), Volvo (2018+), Land Rover & Jaguar (2017+).
- FCA:n automaattinen todennus: For 2017+ Chrysler, Jeep, Dodge, Fiat & Renault vehicles with Secure Gateway Module (SGW), allowing diagnostics and bi-directional features without a bypass cable.

Figure 4.8: Wide vehicle coverage and protocol support.
4.9 Data Stream and Health Report
The device provides 8-in-1 live data graphing, allowing you to monitor multiple parameters simultaneously. The one-click health report scans all systems, reads and clears codes, and generates a detailed report that can be saved or shared.

Figure 4.9: Real-time live data stream display.
5. Huolto
- Ohjelmistopäivitykset: Regularly connect your device to Wi-Fi and check for software updates to ensure optimal performance and access to the latest vehicle data and functions.
- Akun hoito: Charge the device regularly. Avoid completely draining the battery or leaving it uncharged for extended periods.
- Puhdistus: Käytä pehmeää, damp liinalla näytön ja laitteen ulkopuolen puhdistamiseen. Vältä hankaavia puhdistusaineita tai liuottimia.
- Varastointi: Säilytä laitetta suojakotelossaan viileässä ja kuivassa paikassa, kun sitä ei käytetä.
6. Vianmääritys
This section addresses common issues you might encounter with your LAUNCH X431 PRO Star.
- Laite ei käynnisty:
- Ensure the device is fully charged. Connect it to the AC adapter and allow it to charge for at least 30 minutes before attempting to power on again.
- Verify the power button is pressed and held for the required duration (typically 1-2 seconds).
- Ei yhteyttä ajoneuvoon:
- Check that the diagnostic cable is securely connected to both the scanner and the vehicle's OBD-II port.
- Varmista, että ajoneuvon sytytysvirta on "ON"-asennossa (moottori sammutettu).
- Varmista, että ajoneuvon akussa on riittävästi virtaa.
- Confirm that the vehicle model and year are correctly selected in the diagnostic software.
- Software Freezes or Crashes:
- Käynnistä laite uudelleen.
- Ensure the software is up-to-date. Perform a software update if available.
- Clear the cache of the diagnostic application if the issue persists.
- Hidas toiminta:
- Sulje kaikki tarpeettomat taustalla olevat sovellukset.
- Varmista, että laitteessa on riittävästi tallennustilaa.
- Perform regular software updates.
6.1 Remote Diagnostic Support
The LAUNCH X431 PRO Star features remote diagnostic capabilities, allowing you to connect with technicians for assistance using LAUNCH X431 software. This enables real-time guidance for repairs.

Figure 6.1: Remote Diagnostic feature.
7. Tekniset tiedot
| Ominaisuus | Yksityiskohta |
|---|---|
| Merkki | KÄYNNISTÄÄ |
| Malli | X431 PRO Star |
| Virtalähde | Battery Powered & Corded Electric |
| Käyttöjärjestelmä | Android 10.0 |
| Näytön koko | 8 Inches (1280x800 LCD) |
| CPU | 2.0 GHz:n neliydinprosessori |
| RAM | 4GB |
| Varastointi | 64GB |
| Kamera | 8 megapikselin takakamera |
| Akku | 6000 mAh |
| Wi-Fi | 5G/2.4GHz Dual-band |
| Ajoneuvon kattavuus | 200,000+ vehicles (1996-2024) |
| Tuetut protokollat | CAN FD, DOIP, FCA AutoAuth, OBDII, EOBD, JOBD |
| Kielet | 25+ |
8. Takuu ja tuki
- Takuu: The product comes with a 2-year warranty. LAUNCH stands behind its quality and will resolve manufacturer defects within 5 years.
- Ohjelmistopäivitykset: Enjoy 2 years of unlimited software upgrades to keep your device current with new models and optimizations.
- Tekninen tuki: 24/7 technical assistance is available. For any issues, please contact the customer service team with your car VIN, serial number, and specific problem details.
- Palautukset: Amazon's 30-day return policy handles immediate concerns.

Kuva 8.1: Takuu- ja tukitiedot.