LAUNCH X431 PRO3 APEX Diagnostic Scanner

Brugervejledning

1. Introduktion

The LAUNCH X431 PRO3 APEX is a professional-grade diagnostic scanner designed for comprehensive vehicle analysis and maintenance. This advanced tool features a 2025 Topology Map, Online Coding capabilities, support for HD Trucks, CAN FD & DoIP protocols, and Guided Functions. It is equipped to handle a wide range of diagnostic tasks, including all-system diagnostics, and offers over 50 service functions for various vehicle brands and models.

This manual provides detailed instructions on setting up, operating, maintaining, and troubleshooting your LAUNCH X431 PRO3 APEX diagnostic scanner to ensure optimal performance and longevity.

2. Nøglefunktioner

One-Stop Intelligent Diagnosis: Features a newly developed topology map for direct access to all systems, communication status checks, and DTC identification, streamlining the diagnostic process.
Powerful ECU Coding: Supports ECU replacement, matching, relearning, recoding, online coding, personalization, and OE-setting customization. Includes VAG Guided Functions and PMI for Mazda/Ford.
Omfattende køretøjsdækning: Compatible with over 200 brands and models from 1996-2024, supporting CAN FD & DoIP for faster data transfer. Includes FCA & Renault SGW access.
50+ servicefunktioner: Comprehensive range of maintenance services including Oil Reset, EPB Reset, ABS Bleeding, TPMS Reset, Throttle Matching, and more.
All System Diagnostics & Bidirectional Control: Performs dealership-level diagnostics across all accessible systems, reads/clears DTCs, views live data, and conducts active tests on various modules.
Udvidelige moduler: Supports additional modules like X431 HDIII for heavy-duty trucks, BST360 battery tester, Videoscope, X431-PROG3, ADAS, Printer, Scopebox, and Multimeter.

LAUNCH X431 PRO3 APEX with key features listed — Figur 2.1: Overview of LAUNCH X431 PRO3 APEX key features including Topology Map, CAN FD & DoIP, Guided Functions, and OE-Level System Diagnostics.

3. Opsætningsvejledning

3.1 Udpakning og første inspektion

Upon receiving your LAUNCH X431 PRO3 APEX, carefully open the packaging and inspect all components for any signs of damage. Ensure all items listed in the packing list are present.

LAUNCH X431 PRO3 APEX diagnostic scanner and its carrying case — Figure 3.1: The LAUNCH X431 PRO3 APEX scanner and its robust carrying case, ready for use.

3.2 Opladning af enheden

Before first use, fully charge the device. Connect the provided power adapter to the charging port on the scanner and plug it into a power outlet. The charging indicator will show the charging status. A full charge ensures stable operation during diagnostic procedures.

3.3 Tænding og indledende konfiguration

Press and hold the power button to turn on the device. Follow the on-screen prompts to complete the initial setup, including language selection, Wi-Fi connection, and time zone settings. It is recommended to connect to a stable Wi-Fi network for software updates and online functions.

Tilbage view of the LAUNCH X431 PRO3 APEX showing the battery compartment and ports — Figur 3.2: Bagside view of the LAUNCH X431 PRO3 APEX, highlighting the power input and connectivity options.

4. Betjeningsvejledning

4.1 Tilslutning til et køretøj

Locate the vehicle's OBD-II port (usually under the dashboard). Connect the diagnostic cable from the X431 PRO3 APEX to the vehicle's OBD-II port. Ensure the vehicle's ignition is in the ON position (engine off).

4.2 Al systemdiagnostik

From the main menu, select "Intelligent Diagnose" or "Local Diagnose". The scanner will automatically identify the vehicle's VIN and establish communication with all accessible electronic control units (ECUs). This process allows for reading and clearing Diagnostic Trouble Codes (DTCs), viewlive datastrømme og hentning af ECU-information.

Screenshot of Topology Mapping feature on LAUNCH X431 PRO3 APEX — Figure 4.1: The Topology Mapping feature visually displays the system structure and communication status, aiding in quick problem identification.

4.3 ECU-kodning

ECU Coding allows for advanced vehicle customization and module replacement. Navigate to the "ECU Coding" function. This feature can be used to match, relearn, or recode new modules, perform online coding, personalize vehicle settings, and restore failed coding operations. Always ensure you have a stable power supply and internet connection for online coding procedures.

Diagram illustrating ECU Coding capabilities of LAUNCH X431 PRO3 APEX — Figure 4.2: Illustration of the ECU Coding function, detailing its ability to refresh hidden functions, personalize vehicle functions, and replace/retrofit modules.

4.4 Servicefunktioner

The X431 PRO3 APEX offers over 50 common service and reset functions. Select "Service Function" from the main menu. Examples inkluderer:

Oil Reset: Resets the engine oil life system.
EPB Reset: Resets the electronic parking brake after brake pad replacement.
ABS Bleeding: Performs bleeding of the brake system.
TPMS Reset: Resets tire pressure monitoring system.
Throttle Matching: Relearns the throttle body position.
Gearbox Reset: Adapts the transmission control unit.

Collage of 55+ Hot Reset Functions available on LAUNCH X431 PRO3 APEX — Figure 4.3: Visual representation of various hot reset functions, including Brake Reset, Oil Reset, EPB Reset, Gearbox Reset, Airbag, and Throttle.

4.5 Tovejsstyring (aktive test)

This function allows the diagnostic tool to send commands to vehicle systems to perform specific tests and functions, verifying component integrity. Examples include turning on/off the radiator fan, cycling ABS pump, opening/closing windows, and performing compression tests.

Diagram showing bidirectional control interaction between scanner and car components — Figure 4.4: Illustration of bidirectional control, demonstrating the scanner's ability to send commands and receive feedback from vehicle components like the radiator fan, lights, and windows.

4.6 Køretøjsdækning

The LAUNCH X431 PRO3 APEX supports over 200 vehicle brands and models from 1996 to 2024, including compatibility with newer CAN FD & DoIP protocols. It also provides access to secure gateways for FCA and Renault vehicles, ensuring broad diagnostic capabilities across a diverse range of automobiles.

Image showing 200+ brands and 99% coverage for LAUNCH X431 PRO3 APEX — Figure 4.5: The extensive vehicle coverage of the LAUNCH X431 PRO3 APEX, supporting over 200 brands and 99% of vehicles, including CAN FD & DoIP, FCA, and Renault SGW.

4.7 Guided Functions (VAG)

For Volkswagen Audi Group (VAG) vehicles, the X431 PRO3 APEX provides guided functions that simplify complex diagnostic and service procedures by providing step-by-step instructions.

5. Vedligeholdelse

5.1 Softwareopdateringer

Regular software updates are crucial for maintaining optimal performance, expanding vehicle coverage, and adding new features. Connect the device to a stable Wi-Fi network and navigate to the "Software Update" section. Follow the on-screen instructions to download and install available updates. It is recommended to perform updates regularly to ensure compatibility with the latest vehicle models and diagnostic protocols.

Screenshot of the one-click updating feature on LAUNCH X431 PRO3 APEX — Figure 5.1: The one-click updating interface, simplifying the process of keeping the scanner's software and firmware current.

5.2 Pleje af batterier

For at forlænge batteriets levetid skal du undgå at aflade enheden helt ofte. Opbevar enheden et køligt og tørt sted, når den ikke er i brug. Hvis du opbevarer den i en længere periode, skal du sørge for, at batteriet er opladet til cirka 50-70%.

5.3 Rengøring og opbevaring

Rengør enheden med en blød, damp cloth. Avoid using abrasive cleaners or solvents. Store the scanner in its protective case in a clean, dry environment away from direct sunlight and extreme temperatures.

6. Fejlfinding

Problem	Mulig årsag	Løsning
Enheden tænder ikke.	Low battery; Power button not pressed long enough; Device malfunction.	Charge the device fully. Press and hold the power button for 3-5 seconds. If problem persists, contact support.
Unable to connect to vehicle.	Loose OBD-II connection; Vehicle ignition off; Damaged cable; Vehicle communication protocol not supported.	Ensure cable is securely connected. Turn ignition to ON. Check cable for damage. Verify vehicle compatibility.
Softwareopdatering mislykkes.	Unstable Wi-Fi connection; Insufficient storage space; Server issues.	Ensure strong Wi-Fi. Clear some storage. Try updating later.
Langsom drift eller frysning.	Too many applications running; Low memory; Software glitch.	Close unnecessary applications. Restart the device. Perform a software update.

7. Specifikationer

Feature	Detalje
Modelnummer	X431 PRO3 APEX
Operativsystem	Android 10.0
CPU	2.0GHz 4-Core
Hukommelse	4 GB RAM + 64 GB lagerplads
Batteri	6300mAh litium-ion (inkluderet)
Vise	10.1-tommer berøringsskærm
Forbindelse	2.4 & 5GHz Dual Wi-Fi
Dimensioner	1.57 x 10.63 x 7.48 tommer
Varens vægt	18.13 pund
Oprindelsesland	Kina

8. Garanti og support

8.1 Garantioplysninger

The LAUNCH X431 PRO3 APEX comes with a standard manufacturer's warranty. Please refer to the warranty card included in your product packaging for specific terms, conditions, and duration. Keep your proof of purchase for warranty claims.

8.2 Teknisk support

For technical assistance, troubleshooting beyond this manual, or warranty inquiries, please contact LAUNCH customer support. You can typically find contact information on the official LAUNCH website or through the "Info Center" application on your device. Regular software updates also provide access to repair tips, DTC help, and a technology handbook.

You may also visit the official LAUNCH Store on Amazon for additional resources and support: LAUNCH Store

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