LAUNCH X431 PRO DYNO OBD2 Diagnostic Scan Tool User Guide

LAUNCH X431 PRO DYNO OBD2 Diagnostic Scan Tool User Guide

Trademarks
LAUNCH is a registered trademark of LAUNCH TECH CO., LTD. in China and other countries. All other marks are trademarks or registered trademarks of their respective holders.

Copyright Information
Copyright © 2023 by LAUNCH TECH CO., LTD. (also called LAUNCH for short).
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying and recording or otherwise, without the prior written permission.

Statement: LAUNCH owns the complete intellectual property rights for the software used by this product. For any reverse engineering or cracking actions against the software, LAUNCH will block the use of this product and reserve the right to pursue their legal liabilities.

Disclaimer of Warranties and Limitation of Liabilities
All information, illustrations, and specifications in this manual are based on the latest information available at the time of publication.
The right is reserved to make changes at any time without notice. We shall not be liable for any direct, special, incidental, indirect damages or any economic consequential damages (including the loss of profits) due to the use of the document.

Using This Manual
This manual contains device usage instructions.
Some illustrations shown in this manual may contain modules and optional equipment that are not included in your system.
The following conventions are used.

Bold Text
Bold text is used to highlight selectable items such as buttons and menu options.
Example:

Tap OK.
Notes and Important Messages

Notes
A NOTE provides helpful information such as additional explanations, tips, and comments.

Example:
Note: Remember to remove the VCI connector from the vehicle’s DLC after use.

Warning
Warning indicates a hazardous situation which, if not avoided, could result in minor or moderate injury to the operator or to bystanders.

Example:
Warning: Retrieving and using DTCs for troubleshooting vehicle operation is only one part of an overall diagnostic strategy. Never replace a part based only on the DTC definition. Each DTC has a set of testing procedures, instructions and flow charts that must be followed to confirm the location of the problem. This information can be found in the vehicle’s service manual.

Danger
Danger indicates an imminently or potentially hazardous situation which, if not avoided, could result in death or serious injury to the operator or to bystanders.

Example:
Danger: If you must drive the vehicle in order to perform a troubleshooting procedure, always have a second person help you. Trying to drive and operate the diagnostic tool at the same time is dangerous, and could cause a serious traffic accident.

Illustrations
Illustrations used in this manual are samples, the actual testing screen may vary for each vehicle being tested. Observe the menu titles and on-screen instructions to make correct option selection.

Important Safety Precautions
To avoid personal injury, property damage, or accidental damage to the product, read all of the information in this section before using the tool.

DANGER

• When an engine is operating, keep the service area well-ventilated or attach a building exhaust removal system to the engine exhaust system. Engines produce various poisonous compounds (hydrocarbon, carbon monoxide, nitrogen oxides, etc.) that cause slower reaction time and result in death or serious personal injury.
• Please use the included battery and power adaptor. Risk of explosion if the battery is replaced with an incorrect type.
• DO NOT attempt to operate the tool while driving the vehicle. Have second personal operate the tool. Any distraction may cause an accident.

**WARNING**

• Always perform automotive testing in a safe environment.
• Do not connect or disconnect any test equipment while the ignition is on or the engine is running.
• Before starting the engine, put the gear lever in the Neutral position (for manual transmission) or in the Park (for automatic transmission) position to avoid injury.
• NEVER smoke or allow a spark or flame in vicinity of battery or engine. Do not operate the tool in explosive atmospheres, such as in the presence of flammable liquids, gases, or heavy dust.
• Keep a fire extinguisher suitable for gasoline/chemical/electrical fires nearby.
• Wear an ANSI-approved eye shield when testing or repairing vehicles.
• Put blocks in front of the drive wheels and never leave the vehicle unattended while testing.
• Use extreme caution when working around the ignition coil, distributor cap, ignition wires and spark plugs. These components create hazardous voltage when the engine is running.
• To avoid damaging the tool or generating false data, please make sure the vehicle battery is fully charged and the connection to the vehicle DLC (Data Link Connector) is clear and secure.
• Automotive batteries contain sulfuric acid that is harmful to skin. In operation, direct contact with the automotive batteries should be avoided. Keep the ignition sources away from the battery at all times.
• Keep the tool dry, clean, free from oil, water or grease. Use a mild detergent on a clean cloth to clear the outside of the equipment when necessary.
• Keep clothing, hair, hands, tools, test equipment, etc. away from all moving or hot engine parts.
• Store the tool and accessories in a locked area out of the reach of children.
• Do not use the tool while standing in water.
• Do not expose the tool or power adapter to rain or wet conditions. Water entering the tool or power adaptor increases the risk of electric shock.
• This tool is a sealed unit. There are no end-user serviceable parts inside. All internal repairs must be done by an authorized repair facility or qualified technician. If there is any inquiry, please contact the dealer.
• Keep the tool far away from magnetic devices because its radiations can damage the screen and erase the data stored on the tool.
• Do not attempt to replace the internal rechargeable lithium battery. Contact the dealer for factory replacement.
• Do not disconnect battery or any wiring cables in the vehicle when the ignition switch is on, as this could avoid damage to the sensors or the ECU.
• Do not place any magnetic objects near the ECU. Disconnect the power supply to the ECU before performing any welding operations on the vehicle.
• Use extreme caution when performing any operations near the ECU or sensors. Ground yourself when you disassemble PROM, otherwise ECU and sensors can be damaged by static electricity.
• When reconnecting the ECU harness connector, be sure it is attached firmly, otherwise electronic elements, such as ICs inside the ECU, can be damaged.

FCC Statement
Any Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.

This equipment generates, uses, and can radiate radio frequency energy, and if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

1 Introduction

1.1 Product Profile
It inherits from LAUNCH’s advanced diagnosing technology and is characterized by covering a wide range of vehicles, featuring powerful functions, and providing precise test result.

Through the simple wireless/wired communication between VCI (Vehicle Communication Interface) device and the display tablet, it achieves full car model and full system vehicle trouble diagnosis, which include Reading DTCs, Clearing DTCs, Reading Data Stream, Actuation Test and Special Functions etc.

It has the following features:

• Intelligent Diagnose: Use the VIN information of the currently identified vehicle to access its data (including vehicle information, historical diagnostic records) from the cloud server to perform quick test, eliminating guesswork and step-by-step manual menu selection.
• Local Diagnose: Follow the on-screen prompts to start diagnostic session step by step.
• Remote Diagnose: Helps repair shops or technicians launch instant messaging and remote diagnosis, making the repair job getting fixed faster.
• Service Function: Offers coding, reset, relearn and more service functions, to help vehicles get back to functional status after repair or replacement.
• One-click Update: Lets you update your diagnostic software online.
• ADAS calibration: Allows you to perform Advanced Driver Assistance System (ADAS) calibration operations. This function needs to be activated before normal use and only works with the specific ADAS calibration tool (sold separately).
• TPMS: Configures the tool as a professional Tire Pressure Monitoring System (TPMS) service tool. It needs to work with the specific TSGUN device (sold separately) to perform all kinds of various TPMS functions.
• Mall: Enables you to subscribe some extra software or service functions that are not integrated in the tool online.
• Diagnostic History: Provides a quick access to the tested vehicles and resume from the last operation, without starting from scratch.
• Feedback: Enables you to submit the vehicle issue to us for analysis and troubleshooting.
• Vehicle Coverage: Quick dial to view the vehicle models that the tool covers.
• Toolbox: Optional. Various add-on modules are available for extending the functions of the tool.

1.2 Components & Controls
There are two main components to the diagnostic system:

• Display Tablet – the central processor and monitor for the system (See Chapter “1.2.1”).
• VCI Device – the device for accessing vehicle data (See Chapter “1.2.2”).

1.2.1 Display Tablet
The tablet acts as the central processing system, which is used to receive and analyze the live vehicle data from the VCI device and then output the test result.

1 Microphone

1.2.2 VCI Connector
The VCI connector works as a vehicle communication interface device, which is used to connect to the vehicle’s DLC (Data Link Connector) socket via the diagnostic cable to read the vehicle data and then send it to the tablet.

Note: Remember to remove the VCI connector from the vehicle’s DLC after use.

1.3 Technical Parameters
Display Tablet

VCI Connector

1.4 Package List
The following packing list is for reference purpose only. For different destinations, the accessories may vary. For details, please consult from the seller or check the packing list supplied with this tool together.

2 Initial Use

2.1 Charging & Turning On
1. Use the included power adaptor to charge the tablet.
2. After charging is complete, press the POWER button to turn the tablet on.

The system starts initializing and then enters the home screen.
Note: If the battery remains unused for a long period of time or the battery is completely discharged, it is normal that the tool will not power on while being charged.
Please charge it for a period of 5 minutes and then turn it on.

Warning: Please use the included power adaptor to charge your tool. No responsibility can be assumed for any damage or loss caused as a result of using power adaptors other than the one supplied.
Press [POWER] for 3 seconds, an option menu will pop up on the screen. Tap Power off to turn the tool off.

2.2 Screen Layout
There are five on-screen buttons available on the bottom of the screen.

2.4 Change System Language
The tool supports multiple system languages. To change the language of the tool, please do the following:

1. On the home screen, tap Settings -> System -> Language & input -> Languages.
2. Tap Add a language, and then choose the desired language from the list.
3. Tap and hold the desired language and drag it to the top of the screen and then release it, the system will change into the target language.

2.5 Adjust Brightness
Note: Reducing the brightness of the screen is helpful to conserve the battery power.

1. On the home screen, tap Settings -> Display -> Brightness level.
2. Drag the slider to adjust it.

2.6 Set Standby Time
If no activities are made within the defined standby period, the screen will be locked automatically and the system enters sleep mode to save power.

1. On the home screen, tap Settings -> Display -> Advanced -> Sleep.
2. Choose the desired sleep time.

2.7 Network Setup
The tablet has built-in Wi-Fi that can be used to get online. Once you’re online, you can register your tool, surf the Internet, get apps, send email, launch the remote diagnosis, and check for software updates etc.

1. On the home screen, tap Settings -> Network & Internet -> WLAN.

2. Slide the Wi-Fi switch to ON, the tablet starts searching for available wireless networks.

3. Select a wireless network,
    If the chosen network is open, the tablet will connect automatically.
    If the selected network is encrypted, a network password will need to be entered.

4. When Connected appears, it indicates the Wi-Fi connection is complete.
   Note: When Wi-Fi is not required, this should be disabled to conserve battery power.

3. Getting Started

For new users, you will need to experience a user registration process before getting started.

3.1 Register & Update
Follow the steps below to proceed registration and update:
Tap the application icon on the home screen to launch it, and then tap Login to enter the login interface of diagnosis software.

(If you are a new user, follow A to proceed.)
(If you have registered to be a member, go to B to login the system directly.)
(If you have bound a sub-account to this tool, go to C to login the system.)
(In case you forgot password, refer to D to reset a new password.)
A. If you are a new user, tap New Registration to enter the sign-up page.

Fill in the information in each field (Items with * must be filled). After inputting, tap Register, the following screen will appear:

Input the 12-digit Product Serial Number and 8-digit Activation Code (can be obtained from the password envelope), and then tap Activate.

Tap OK to navigate to the update center to update all available software. Refer to Chapter 7 for detailed operations.

After the registration is successfully complete, the wireless communication between the tablet and the VCI device is automatically established and user has no need to configure it again.
B. If you have registered to be a member, input your name and password, and then tap LOGIN to enter the main menu screen directly.
Note: The tablet has an auto-save function. Once the username and password are correctly entered, the system will automatically store it. Next time you login the system, you will not be asked to input the account manually.
C. If you have created a sub-account or bound an existing account to the tool, tap Technician login to login. For more details on sub-accounts, refer to Chapter 9.11.8.
D. If you forgot the password, tap Retrieve password and then follow on-screen instructions to set a new password.

3.2 Job Menu
It mainly includes the following items:

4 Connections

4.1 Preparation

• The ignition is turned on.
• The vehicle battery voltage range is 11-14 volts.
• The throttle is in the closed position.
• Find DLC location.

For passenger vehicles, the DLC(Data Link Connector) is usually located 12 inches from the center of the instrument panel, under or around the driver’s side for most vehicles. For some vehicles with special designs, the DLC location may vary. Refer to the following figure for location.

A. Opel, Volkswagen, Audi
B. Honda
C. Volkswagen
D. Opel, Volkswagen, Citroen
E. Changan
F. Hyundai, Daewoo, Kia, Honda, Toyota, Nissan, Mitsubishi, Renault, Opel, BMW, Mercedes-Benz, Mazda, Volkswagen, Audi, GM, Chrysler, Peugeot, Regal, Beijing Jeep, Citroen and other most popular models

If the DLC cannot be found, refer to the vehicle’s service manual for the location.

4.2 Vehicle Connection
The method used to connect the VCI device to a vehicle’s DLC depends on the vehicle’s configuration as follows:

• A vehicle equipped with an OBD II management system supplies both communication and 12V power through a standardized DLC.
• A vehicle not equipped with an OBD II management system supplies communication through a DLC connection, and in some cases supplies 12V power through the cigarette lighter receptacle or a connection to the vehicle battery.

4.2.1 OBD II vehicle Connection
Use the included diagnostic cable (HDB15F to HDB15F data cable + HD15M to OBDII 16 adaptor) to connect the VCI to the vehicle’s DLC port.

1. VCI
2. HDB15F to HDB15F data cable
3. HD15M to OBDII 16 adaptor
4. Vehicle’s DLC port

4.2.2 Non-OBD II vehicle Connection
For non-OBDII vehicle, refer to the above figure to make connection.

1. Select the appropriate adaptor according to the vehicle’s DLC port type (4).
2. Replace the HD15M to OBDII 16 adaptor (3) with the target adaptor on the above figure. Other steps shall also apply.
Note: If the pin of the DLC is damaged or the DLC has insufficient power, you can get power via either of the following methods:
A. Battery Clamps Cable (not included):
Connect one end of the battery clamps cable to the power jack of the diagnostic cable, and the other end to the vehicle’s battery.

B. Cigarette Lighter Cable (not included):
Connect one end of the cigarette lighter cable to the power jack of the diagnostic cable, and the other end to the cigarette lighter receptacle.
If you choose to perform vehicle diagnosis via data cable, connect one end of the data cable into the VCI, and the other end into the USB port of the tablet.

5. Diagnosis

5.1 Intelligent Diagnose
Through simple wireless communication between the display tablet and VCI, you can easily get the VIN (Vehicle Identification Number) information of the currently identified vehicle. Once the VIN is successfully identified, the system will retrieve it from the remote server and then guide you to vehicle information page without the necessity of step-by-step manual menu selection.

The vehicle information page lists all historical diagnostic records of the vehicle, which lets the technician have a total command of the vehicle faults. In addition, a quick dial to local diagnose and diagnostic function are also available on this page for reducing the roundabout time and increasing productivity.

Notes:
• Before using this function, please make sure the VCI is properly connected to the vehicle’s DLC. For detailed connection, see Chapter 4.2 “Vehicle Connection”.
• A stable network connection is required for this function.

1. Tap Intelligent Diagnose on the Job menu screen to start pairing with the VCI.
2. After pairing is complete, the tablet starts reading the vehicle VIN.
   A. If the VIN can be found from the remote server database, the following screen will appear:

• Tap “Diagnostic” to start a new diagnostic session.
• Tap “Scan History” to view its historical repair record. If there are records available, it will be listed on the screen in sequence of date. If no records exist, the screen will show “No Record”.

• Tap “View record” to view the details of the current diagnostic report.
• To perform other functions, tap “Quick access” to directly go to the function selection screen. Choose the desired one to start a new diagnostic session.

B. If the tablet failed to access the VIN information, the following screen will appear:

Place the VIN inside the viewfinder rectangle to scan it. The most recognizable location for this number is in the top left corner on the vehicle’s dashboard. Other locations include the driver’s door or post, and the firewall under the hood.

After scanning, the screen will automatically display the result.

• If the VIN scanned is incorrect, tap the result field to modify it and then tap OK.
• To scan it again, tap REPEAT.

If the VIN exists on the remote server, the system will enter the diagnostic function selection screen.

5.2 Local Diagnose
In this mode, you need to execute the menu-driven command and then follow the on-screen instruction to proceed.
Tap Local Diagnose to enter the vehicle selection page.

2 approaches are provided for you to access the vehicle diagnostic software.
Choose any one of the following ways:
1. VIN SCAN enables you to access it more quickly.
Tap VIN Scan, the following screen will appear:

In this case, camera scan and enter VIN are available.
A. Camera Scan: In this mode, the VCI should be connected to the vehicle’s DLC first, and then a Bluetooth communication should be established between the tablet and the VCI.
Tap Camera Scan, a screen similar to the following will appear:

If the VIN scanned is incorrect, tap the result field to modify it and then tap OK.
If the VIN exists on the remote server, the system will navigate to the diagnostic function selection screen directly.
Tap the desired option to perform the corresponding diagnostic function.
B. INPUT VIN: In this mode, you can input the vehicle VIN manually.
Tap Enter VIN, the following screen will appear.

Input the VIN, and tap OK, the tablet will automatically identify the vehicle model and directly navigate to the diagnostic function selection menu.
2. Tap a corresponding diagnostic software logo, and then follow the on- screen instruction to access the diagnostic software.
Take Demo (Version 15.32) as an example to demonstrate how to diagnose a vehicle.
1). Select diagnostic software version: Tap the DEMO to go to Step 2.

On-screen Buttons:
Vehicle Coverage: Tap to view the vehicle models that the current diagnostic software covers.
What’s new: Tap to view the optimized items and enhancements.

Introduction: Tap to check the software function list.
Note: Tap to read some precautions on using the current diagnostic software.
Search Bluetooth: Tap to search for the available VCI. After the VCI is successfully activated, it will be bound to the user account and paired with the tablet automatically.

3). Turn the ignition key to ON: Set the ignition switch to on.

4). Read vehicle information: After reading the vehicle information, double check if the vehicle information is correct or not. If yes, tap Yes to continue.

5). Select test item: Select the desired test item to proceed.

Note: Different vehicle has different diagnostic menus.

5.2.1 Health Report (Quick Test)
This function varies from vehicle to vehicle. It enables you to quickly access all the electronic control units of the vehicle and generate a detailed report about vehicle health.
On the test item selection screen, tap Health Report and turn on the ignition switch, the system will start scanning the ECUs. Once the scanning process is complete, the following screen will appear:

The tested system with fault code appears in red and the system functioning properly displays in black (normally).
Note: Diagnostic Trouble Codes or Fault Codes can be used to identify which engine systems or components that are malfunctioning. Never replace a part based only on the DTC definition. Retrieving and using DTCs for troubleshooting vehicle operation is only one part of an overall diagnostic strategy. Follow testing procedures (in vehicle’s service manual), instructions and flowcharts to confirm the locations of the problem.

On-screen Buttons:
Enter: Tap to enter the diagnostic function selection screen.

Note: To facilitate the comparison of the pre-repair and post-repair reports and get accurate test result, please make sure you saved the right type of the diagnostic report.
To save the report as a common diagnostic report, select Diagnostic Scan.

Note: For workshop information, tap the input box to enter it. Alternatively you can also set it in User Info -> Settings -> Shop Information.

Once you configured the information, it will be automatically generated every time you saved the diagnostic report. All vehicle and workshop information will be appended as tags on the diagnostic report.

To ignore the workshop information, tap Skip to go to the report details screen.

On the report details screen, tap Save to save it. All diagnostic reports are saved in User Info -> My Report -> Health Reports.
Help: Tap to view the help information of the selected DTC item.

Compare Results: Tap to select the pre-repair report to compare. By comparison of the pre- and post- repair reports, you can easily identify which DTCs are cleared and which remain unfixed.

• Post indicates DTC status of post-repair.

• Pre indicates DTC status of pre-repair.
  Note: Before performing this function, please make sure that:

• You have saved a pre-repair report of the currently tested vehicle, and

• You have already made some repairs and service and cleared the DTCs after the pre-repair reported is generated. Otherwise, no differences exist between the preand post- repair reports.

Clear DTCs: Tap to clear the existing diagnostic trouble codes.
Note: Clearing DTCs does not fix the problem(s) that caused the code(s) to be set.
If proper repairs to correct the problem that caused the code(s) to be set are not made, the code(s) will appear again and the check engine light will illuminate as soon as the problem that cause the DTC to set manifests itself.

5.2.2 System Scan
This option allows you to quickly scan which systems are installed on the vehicle.
On the test item selection screen, tap System Scan, the system start scanning the systems. Once the scanning process is complete, the following screen will appear.

Tap the desired system to go to the diagnostic function selection screen. For detailed operations on diagnostic function, please refer to Chapter 5.2.3.

5.2.3 System Selection
This option allows you to manually select the test system and function step by step.
On the test item selection screen, tap System Selection, the screen displays as follows:

Swipe the screen from the bottom to view the vehicle system on the next page.
Tap the target system (take ECM for example) to navigate to the diagnostic function selection screen.

Note: Different vehicle has different diagnostic menus.
A. Version Information
This function is used to read the version information of system mode, vehicle VIN, software and ECU.

B. Read Fault Code
This function displays the detailed information of DTC records retrieved from the vehicle’s control system.
Caution: Retrieving and using DTCs for troubleshooting vehicle operation is only one part of an overall diagnostic strategy. Never replace a part based only on the DTC definition. Each DTC has a set of testing procedures, instructions and flow charts that must be followed to confirm the location of the problem. This information can be found in the vehicle’s service manual.

On the diagnostic function selection screen, tap Read Fault Code, the screen will display the diagnostic result.

On-screen Buttons:
Freeze Frame: When an emission-related fault occurs, certain vehicle conditions are recorded by the on-board computer. This information is referred to as freeze frame data. Freeze frame data includes a snapshot of critical parameter values at the time the DTC is set.

Help: Tap to view the help information.
Code Search: Tap to search for more information about the current DTC online.
Report: Tap to save the current data in text format. All reports are saved in User
Info -> My Report -> Health Reports.

C. Clear Fault Code
This function enables you to erase the codes from the vehicle after reading the retrieved codes from the vehicle and certain repairs have been carried out. Before performing this function, make sure the vehicle’s ignition key is in the ON position with the engine off.

Clearing DTCs does not fix the problem(s) that caused the code(s) to be set. If proper repairs to correct the problem that caused the code(s) to be set are not made, the code(s) will appear again and the check engine light will illuminate as soon as the problem that cause the DTC to set manifests itself.

On the diagnostic function selection screen, tap Clear Fault Code, the following screen will appear.

Tap YES, the system will automatically delete the currently existing trouble code.
Note: After clearing, you should retrieve trouble codes once more or turn ignition on and retrieve codes again. If there are still some trouble codes in the system, please troubleshoot the code using a factory diagnosis guide, then clear the code and recheck.

D. Read Data Stream
This option lets you view and capture (record) real-time Live Data. This data including current operating status for parameters and/or sensor information can provide insight on overall vehicle performance. It can also be used to guide vehicle repair.
Caution: If you must drive the vehicle in order to perform a troubleshooting procedure, ALWAYS have a second person help you. Trying to drive and operate the diagnostic tool at the same time is dangerous, and could cause a serious traffic accident.

Note: The real time (Live Data) vehicle operating information (values/status) that the on-board computer supplies to the tool for each sensor, actuator, switch, etc. is called Parameter Identification Data (PID).
On the diagnostic function selection screen, tap Read Data Stream, the following screen will appear.

On-screen Buttons:
Select Page: Tap to select all items of the current page.
Select All: Tap to select all items. To select certain data stream item, just check the box before the item name.
Unselect: Tap to deselect all data stream items.
OK: Tap to confirm and jump to the next step.
After selecting the desired items, tap OK to enter the data stream reading page.

B indicates this item will be displayed in Bold.
A indicates this item will be displayed in Red.
2. Tap English or Metric to switch the measurement unit.
3. If the value of the data stream item is out of the range of the standard (reference) value, the whole line will display in red. If it complies with the reference value, it displays in blue (normal mode).
4. The indicator 1/X shown on the bottom of the screen stands for the current page/total page number. Swipe the screen from the right/left to advance/return to the next/previous page.

There are 3 types of display modes available for data viewing, allowing you to view various types of parameters in the most suitable way.

• Value – This is the default mode which displays the parameters in texts and shows in list format.
• Graph – Displays the parameters in waveform graphs.
• Combine – This option is mostly used in graph merge status for data comparison. In this case, different items are marked in different colors.

On-screen Buttons:

Graph(Single): Tap to view the parameter in waveform graph.

• Min/Max: Tap to define the maximum / minimum value. Once the value goes beyond the specified value, the system will alarm.
Graph: Tap to view the parameters in waveform graphs.

• Combine: This option is mostly used in graph merge status for data comparison. In this case, different items are marked in different colors (maximum 4 items can be displayed on the same screen simultaneously).
If the graph is more than one page, swipe the screen from the left to jump to the next page.

Compare Sample: Tap to select the sample DS file.
All the values you customized and saved in process of DS sampling will be imported into the Standard Range (See below) column for your comparison.

Note: Before executing this function, you have to sample the values of data stream items and save it as a sample Data Stream file.

Report: Tap to save the current data in text format. All reports are saved in User Info -> My Report -> Health Reports.
Record: Tap to start recording diagnostic data. Recorded live data can serve as valuable information to help you in troubleshooting of vehicle problems.

All diagnostic records can be replayed from User Info -> My Report -> Recorded Data.

Save Sample: This item enables you to customize the standard range of live data stream items and save it as DS sample file. Each time you run the data stream items, you can call out the corresponding sample data to overwrite the current standard range.

Tap it to start recording the sample data (*Note: Only data stream items with measurement units will be recorded), the following screen will appear:

current standard range.
Tap it to start recording the sample data (*Note: Only data stream items with measurement units will be recorded), the following screen will appear:

Tap the Min./Max. value to change it. After modifying all desired items, tap Save to save it as a sample DS file. All DS files are stored in User Info -> Sample.

E. Actuation Test
This option is used to access vehicle-specific subsystem and component tests.
Available test vary by vehicle manufacturer, year, and model.

During the actuation test, the display tablet outputs commands to the ECU in order to drive the actuators, and then determines the integrity of the system or parts by reading the ECU data, or by monitoring the operation of the actuators, such as switching an injector between two operating states.

On the diagnostic function selection screen, tap Actuation Test, the following screen will appear:

Each time when an operation is successfully executed, Completed displays.

5.3 Remote Diagnose
This module helps repair shops or mechanics to diagnose a remote vehicle, and launch instant messages, allowing for improved efficiency and faster repairs. Tap Remote Diagnose on the Job menu, the screen appears blank by default.

5.3.1 Add Friends
Tap Contacts. By default it appears blank.
In the search bar, input the partner’s username and tap Search to start searching.

The partner must be the users who have registered specific diagnostic tools.
They may be the following:

• Workshop
• Technician
• golo users

Once the result matches the keyword, the following screen will appear:

Here you can tap Remote Diagnose to launch remote diagnostics directly or choose to add the partner into the Contacts list.
Tap the desired name from the list, the following screen will appear:

Tap Add friend to send your request.
Once the partner receives the request, a beep will sound. Tap Messages:

• Once the partner agreed your request, he/she will automatically be listed in the Contacts tab.
• If a technician sent you a friend request, tap Agree and his/her name will appear in the Contacts list. Or tap Ignore to ignore this request.

5.3.2 Start Instant Messaging
The I/M (Instant Messaging) function is open to all users who had the diagnostic tool equipped with this module.
After adding your friends, tap the desired one’s photo to enter the following screen:

File: Choose diagnostic reports or local files to send.
Picture: Choose screenshots or pictures to send.
Remote Diagnose: To start a remote diagnostic session. For details, refer to
Chapter 5.3.4.
Camera: Open camera to take pictures.

5.3.3 Launch Remote Diagnosis (Device-To-Device)
The tool is allowed to initiate remote diagnosis with other diagnostic tools, which are equipped with this module.
On the function option selection screen, tap Remote Diagnostic, the following pull-down menu will appear:

These options are defined as follows:

5.3.4 Launch Remote Diagnosis (Device-To-PC)
User also can ask for remote control from a PC client technician.

Tap Remote, the following screen will appear:

1. Slide the switch to ON so that the partner can find and connect to this device while using the PC.
2. Notify the partner of the PC client website http://remote.x431.com. When the partner accesses the link, the PC displays as below:
   Note: Before processing remote diagnosis, please make sure the tool is properly connected to the vehicle.

3. Tell the partner to input his own official technician account and password, and then tap Login to navigate to the following figure.

4. Tell the partner to enter the Serial Number provided by you, and then tap Start remote diagnosis to control your device remotely.
In process of remote diagnosis, please note the following things:

1. You are not suggested to execute any actions.
2. The partner is not allowed to save any diagnostic reports or records on your tablet.
   Once the session is complete, a remote diagnostic report will be automatically generated.

5.4 Feedback
This function enables you to feedback the diagnostic issues to us for analysis and troubleshooting.
Tap Feedback, and tap OK to enter into the vehicle diagnostic record page.
A. Feedback
Tap the target vehicle to enter the feedback page.
B. History

Tap it to view the diagnostic feedback logs which are marked with different color indicating the process status of the diagnostic feedback.
C. Offline list
Tap it to enter the diagnostic feedback offline list page. Once the tablet gets a stable network signal, it will be uploaded to the remote server automatically.

5.5 Diagnostic History
This function enables users to directly get access to the previously tested vehicle’s diagnostic records in details, so users can resume from the last operation, without starting from scratch.
Tap Diagnostic History on the Job menu screen, all diagnostic records will be listed on the screen in date sequence.

• Tap certain vehicle model to view the details of the last diagnostic report.
• To delete certain diagnostic history, select it and then tap Delete. To delete all historical records, tap Select All and then tap Delete.
• Tap Quick access to directly navigate to the function selection page of last diagnostic operation. Choose the desired option to proceed.

6. Service (Reset) Function

This module provides an easy dial to quickly access the most commonly performed service functions.

It offers coding, reset, relearn and more service functions, to help vehicles get back to functional status after repair or replacement. Available tests vary by vehicle manufacturer, year, and model.

Due to continuing improvements, the available service functions are subject to change at any time. To enjoy more service functions, you are suggested to check for updates on a regular basis.

There are two methods to reset service lamp: Manual reset or Auto reset. Auto reset follows the principle of sending command from the tool to vehicle’s ECU to do resetting. While using manual reset, users just follow the on-screen instructions to select appropriate execution options, enter correct data or values, and perform necessary actions, the system will guide you through the complete performance for various service operations.

7 Software Update

This module enables you to update the diagnostic software & App and frequently used software.

7.1 Update Diagnostic Software & APP
Go to Software Update on the Job Menu and tap the Downloaded tab.
The Available tab displays a list of software that can be updated. Under it, all software is categorized into three kinds:

• Common software: mainly includes some common apps that are associated with the diagnostic app. The software of this kind always stays at the top of the list, which can be deselected manually (excluding the system app, such as firmware and ECU aid).

• Frequently used vehicle software: refers to the diagnostic software that is frequently used, including the vehicle diagnostic software and Reset software.
  It is generally displayed following the Common software list.

• Other vehicle software: refers to the diagnostic software that is rarely used or never used. It is generally displayed following the Frequently used software list.

1). If the user does not download any diagnostic software during the sign-up process, all diagnostic software is selected by default. Tap Update to start downloading.

2). If the user downloaded all/some vehicle software during the sign-up process and had it serviced for a long period of time, only the frequently used software is selected. Tap Update to start downloading. Other vehicle software that is rarely used will also be listed under the Available tab, but it is not selected at default.

To download certain software that is not frequently used, check the box before the vehicle model. Tap Update to start downloading. Once download is finished, the software packages will be installed automatically.

7.2 Update Frequently Used software
If the user only intends to update the frequently used software, go to Software Update and tap the Downloaded tab.

Tap Update to start downloading. Once download is finished, the software packages will be installed automatically.
7.3 Renew Subscription
If the software subscription is due or expires, the system will prompt you to renew your subscription.
Tap “Renewals” to open the Mall, and follow the on-screen prompts to finish the subscription.

8 Toolbox

8.1 ADAS (Calibration)
This module enables you to effectively and accurately calibrate a wide range of camera-based & radar-based driver assistance systems, e.g. the front camera for the lane departure warning system, the radar sensor for the ACC (Adaptive Cruise Control) or the camera for adaptive headlights. It needs to work with the specific ADAS calibration tool (sold separately).

For more details, please refer to the User Manual included with the module.

8.2 TPMS
This module allows you to configure the tablet as TPMS activation & diagnostic tool, which provides the ability to trigger TPMS sensor, program TPMS sensor, perform the relearning procedure. It needs to work with the compatible TSGUN device (sold separately).
For more details, please refer to the User Manual included with the module.

8.3 Oscilloscope
This module can make the auto repair technician quickly judge the faults on automotive electronic equipment and wiring. It needs to work with the specific Scopebox (sold separately).

For more details, please refer to the User Manual included with the module.

8.4 S2-2 Sensorbox
This module is specially designed to diagnose and simulator vehicle sensor faults quickly and conveniently. It needs to work with the compatible S2-2 Sensorbox (sold separately).
For more details, please refer to the User Manual included with the module.

8.5 S2-2 Multimeter
This module allows you to measure the physical parameters such as voltage, resistance, frequency etc. It utilizes the same hardware as the S2-2 Sensorbox.

For more details, please refer to the User Manual included with the S2-2 Sensorbox.

8.6 BST360 (Battery Tester)
This module allows you to fix battery detection faster and easier. It needs to work with the specific Bluetooth battery tester (sold separately).
For more details, please refer to the User Manual included with the module.

8.7 Immobilizer Programmer
This module allows you to perform the read-write function for vehicle keys, EEPROM, MCU, and EEPROM/FLASH of vehicle engine and gearbox ECU. It needs to work with the specific immobilizer programmer (sold separately).

For more details, please refer to the User Manual included with the module.

8.8 Videoscope
This module allows you to check those unseen parts of engine, fuel tank, braking system. It needs to work with the compatible Videoscope device (sold separately).

For more details, please refer to the User Manual included with the module.

9 User Info

This function allows users to manage personal information and VCI.

9.1 My Report
This option is used to view, delete or share the saved reports.
Tap Report, there are total 3 options available.
In case the DTC result is saved on Read Trouble Code page, the files will be listed under Health Reports tab.
If user records the running parameters while reading data stream, the tablet will save the file which appears under Recorded Data tab.
Remote Reports lists all diagnostic reports generated in process of remote diagnosis.

9.2 VCI
This option allows you to manage all your activated VCI devices.
If several VCI devices are activated on this tool, a list of VCIs will be displayed on the screen. Once you choose the VCI that belongs to other account, you have to log out, and then input the right account to continue.

9.3 VCI Management
This option is used for the tablet to deactivate pairing up with the VCI device via Bluetooth.

9.4 Activate VCI
This item lets you activate the VCI device in case you ignore the Activate VCI step in process of the product sign-up.

9.5 Firmware Fix
Use this item to upgrade and fix diagnostic firmware. During fixing, please do not cut power or switch to other interfaces.

9.6 Sample
This feature allows you to manage the recorded data stream sample files.

9.7 My Order
This item allows you to check the status of all your orders.

9.8 Subscription Renewal Card
This item is used to check the status of the subscription renewal card.
Input the 12-digit subscription renewal card number. Tap Search to get the search result.

9.9 Profile
Use this item to view and configure personal information.

9.10 Change password
This item allows you to modify your login password.

9.11 Settings
It enables you to make some application settings and view software version information etc.

9.11.1 Units
It is designed to configure the measurement unit. Metric System and English System are available.

9.11.2 Shop Information
This option lets you define your shop information.
After inputting, tap Save.
Once you saved the shop information, it will be entered automatically in the Add Information box every time you save the diagnostic report.

9.11.3 Printer Set
This option is designed to establish a wireless connection between the tablet and the Wi-Fi printer (sold separately) while performing printing operations.
The App is compatible with the LAUNCH Wi-Fi Printer (sold separately) and System (external printer).

For LAUNCH Wi-Fi printer, refer to the user manual included with the printer to configure it.

For other Wi-Fi printers,
Before printing, make sure the following conditions are met:

• The Wi-Fi printer is powered on and working normally.
• The print service plug-in associated with the printer is already installed on the tablet (Go to Google Play or use the Browser to download and install it).

Follow the steps below to proceed:

5. Select All Printers -> Add printer and enable the installed printer service, the system starts searching for all available Wi-Fi printers of the brand.

6. Select the desired Wi-Fi printer from the list. If the chosen Wi-Fi printer hotspot is open, the tablet can connect it directly. If it is encrypted, a password may be required. Refer to the Wi-Fi printer user manual to get the default password.
7. Now the printer is ready for printing.
8. Alternatively, you can also choose Save as PDF to save the current diagnostic report as a PDF file for later printing.

9.11.4 Orientation
The option is used to set the screen display orientation.

9.11.5 Clear Cache
This option allows you to clear the App cache. Clearing the cache will restart the App.

9.11.6 About
The software version information and disclaimer are included.

9.11.7 Diagnostic Software Auto Update
This option is used to set whether automatic update function is ON.

9.11.8 Device Account Management
This option is used to manage the sub-accounts. The added sub-account allows the VCI connector to be used by different users to log in the tool, which is convenient for multiple VCIs to perform diagnostic service at the same time.

The newly added sub-account has a one-year validity period. After the expiration, the VCI bound to the sub-account cannot be used and the sub- account will no longer enjoy the rights and interests of the main account. The main account can modify the validity period of the sub-account.

There are two types of sub-accounts: one is an existing account and the other is a newly created account. The main account has the functions of adding and removing sub-accounts, the sub-account can also be unbound from the main account.

Tap Device account management, the following screen will appear:

Tap Add sub account, the following popup will appear:

• If you already have an account, please enter the user name and password. After inputting, tap Add Immediately to add it as a sub-account.
• If you have not registered any account, tap Create sub user. Enter the user name and password, and then tap Add Immediately to add it as a sub-account.

After adding the sub-account, the following screen will appear:

To unbind it from the main account, tap Remove. To revise the validity period, tap Change.

9.11.9 Login/Logout
To logout the current user ID, tap Logout.
To login the system again, tap Login.

9.12 Diagnostic Software Clear
This item allows you to hide/clear the diagnostic software that is not frequently used.
Note: Removing software may completely delete the software from the tablet. If some software is not used and the tablet runs out of space, you can use this feature to remove it.

10 FAQ

1. How to save power?
1. Please turn off the screen while the tool keeps idle.
2. Set a shorter standby time.
3. Decrease the brightness of the screen.
4. If WLAN connection is not required, please turn it off.
5. Disable GPS function if GPS service is not in use.

2. Communication error with vehicle ECU?
Please confirm:
1. Whether diagnostic connector is correctly connected.
2. Whether ignition switch is ON.
3. If all checks are normal, send vehicle year, make, model and VIN number to us using Feedback feature.

3. Failed to enter into vehicle ECU system?
Please confirm:
1. Whether the vehicle is equipped with this system.
2. Whether the VCI dongle is correctly connected.
3. Whether ignition switch is ON.
4. If all checks are normal, send vehicle year, make, model and VIN number to us using Feedback feature.

4. How to download the diagnostic App after resetting the tablet?
Note: Before registration, please make sure the network is properly connected.
After the tablet has been successfully reset, follow the steps below to download the App:
1. Launch the browser and the default official Launch website opens (If a blank page pops up, just type in www.x431.com in the input bar).
2. Tap “Login”, input the username and password and tap “Log In.”

3. Make sure that the serial number is correct, tap “APP application program” and tap the Download icon to start downloading.
4. After the download is complete, follow the on-screen instructions to install it.
5. After installation, use the existing username and password to login and go to update center to download the diagnostic software.

5. What to do if the language of vehicle diagnostic software does not match the system language?
English is the default system language of the tool. After the system language is set to the preference language, please go to the update center to download the vehicle diagnostic software of the corresponding language.
If the downloaded diagnostic software is still displayed in English, it indicates that the software of the current language is under development.

6. How to retrieve the login password?
Please follow below steps to proceed in case you forgot the login password:
1. Tap the application icon on the home screen to launch it.
2. Tap Login on the upper right corner of the screen.
3. Tap Retrieve Password.
4. Input product S/N and follow the on-screen prompts to retrieve the password.

7. How to backup system data?
There are two USB ports available on this tool: USB Type A and USB Type C.
The former is reserved for external USB storage device and the latter is used with PC when performing system data backup. It is strongly recommended to use the USB Type C interface for this operation.

A. If exchanging data with an external USB storage device,
1. Plug the USB storage device into the USB Type A interface.
2. Swipe the screen from the top to select the USB drive.
3. Now you can exchange the data with the USB storage device.
B. If exchanging data with a PC,
1. On the home screen, tap Settings -> USB Management. Slide the USB Switch to OFF to enable the USB Type C interface.
Note: By default, the USB Switch is set as ON. In this case, the USB Type C interface is only for charging and disabled for data exchange.
2. Plug the Type C end of the included data cable into the Type C port of the tool, and the other end to the USB port of the PC.
3. After the PC successfully identifies the tool, you can perform data backup.

Warranty
This warranty is expressly limited to persons who purchase LAUNCH® products for purposes of resale or use in the ordinary course of the buyer’s business. LAUNCH® electronic product is warranted against defects in materials and workmanship for one year (12 months) from date of delivery to the user.

This warranty does not cover any part that has been abused, altered, used for a purpose other than for which it was intended, or used in a manner inconsistent with instructions regarding use. The exclusive remedy for any automotive meter found to be defective is repair or replacement, and LAUNCH shall not be liable for any consequential or incidental damages.

Final determination of defects shall be made by LAUNCH in accordance with stipulated procedures.

Order Information
Replaceable and optional parts can be ordered directly from your authorized tool supplier. Your order should include the following information:

• Quantity
• Part number
• Item description

Customer Service
If you have any questions on the operation of the unit, please contact local dealer, or customer service center:
Tel: 86-755-25938674
E-mail: [email protected]

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References

• X431

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