X-431 PRO V4.0 User Manual LAUNCH Copyright Information Copyright © 2019 by LAUNCH TECH. CO., LTD. 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, recording or otherwise, without the prior written permission of LAUNCH. The information contained herein is designed only for the use of this unit.
X-431 PRO V4.0 User Manual LAUNCH Important Safety Precautions Important: To avoid personal injury, property damage, or accidental damage to the product, read all of the information in this section before using the product. Never collide, throw, or puncture the tool, and avoid falling, extruding and bending it. Do not insert foreign objects into or place heavy objects on your device. Sensitive components inside might cause damage.
X-431 PRO V4.0 User Manual LAUNCH The vehicle shall be tested in a well ventilated work area, as engines produce various poisonous compounds (hydrocarbon, carbon monoxide, nitrogen oxides, etc.) Do not connect or disconnect any test equipment while the ignition is on or the engine is running. Put blocks in front of the drive wheels and never leave the vehicle unattended while testing. Keep the test equipment dry, clean, free from oil, water or grease.
X-431 PRO V4.0 User Manual LAUNCH TABLE OF CONTENTS 1 INTRODUCTIONS ......................................................................................... 1 1.1 PRODUCT PROFILE ................................................................................... 1 1.2 FEATURES................................................................................................ 1 1.3 KNOWLEDGE OF X-431 PRO V4.0 ...........................................................2 1.3.1 X-431 PRO V4.0 (V2.0) handset ....
X-431 PRO V4.0 User Manual LAUNCH 4.2.4 Diagnostics toolbar ........................................................................ 17 4.3 CONNECTIONS ....................................................................................... 17 4.3.1 Preparation.................................................................................... 17 4.3.2 DLC location ................................................................................. 18 4.3.3 Vehicle connection .................................
X-431 PRO V4.0 User Manual LAUNCH 9.2 MY CONNECTOR ..................................................................................... 46 9.3 ACTIVATE CONNECTOR ........................................................................... 46 9.4 FIRMWARE FIX........................................................................................ 46 9.5 FEEDBACK ............................................................................................. 46 9.6 MY ORDER .....................................
X-431 PRO V4.0 User Manual LAUNCH 1 Introductions 1.1 Product Profile X-431 PRO MINI is a stylish Android-based vehicle trouble diagnostic tool. 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.
X-431 PRO V4.0 User Manual LAUNCH 5. Applications: other android based applications can be customized to install or uninstall. 1.3 Knowledge of X-431 PRO V4.0 There are two main components to the X-431 PRO MINI system: X-431 PRO V4.0 tablet and VCI device. 1.3.1 X-431 PRO V4.0 (V2.0) handset Fig. 1-1 X-431 PRO V4.0 V2.
X-431 PRO V4.0 User Manual LAUNCH charging/data exchange. 3 Rear camera 4 Slot for VCI device 5 POWER/Screen lock key 6 Carry strap 7 Speakers 8 Microphone 9 LCD screen 10 VOLUME +/- Key For housing the VCI device. In Off mode, press it to turn the tablet on. In On mode, turn the tablet off with long press or lock screen with short press. To adjust the volume. To print the screen, hold and press the POWER and VOLUME – key until a snapshot pops up on the screen.
X-431 PRO V4.0 User Manual LAUNCH 1.3.1 X-431 PRO V4.0 (V3.0) handset Fig. 1-1 X-431 PRO V4.0 V3.0 tablet 1 VCI device 2 Charging/Data I/O port 3 Rear camera 4 Slot for VCI device 5 Carry strap To connect to the power adaptor/PC for charging/data exchange. For housing the VCI device.
X-431 PRO V4.0 User Manual LAUNCH 6 Speakers 7 LCD screen 8 POWER/Screen lock key In Off mode, press it to turn the tablet on. In On mode, turn the tablet off with long press or lock screen with short press. 1.3.2 VCI device (Only applies to 12V cars) Fig. 1-2 VCI device 1 2 OBD-16 diagnostic connector Mode indicator To connect on vehicle’s OBD II DLC. It illuminates red when the VCI device is connected to the vehicle’s DLC.
X-431 PRO V4.0 User Manual LAUNCH 1.4 Technical Parameters X-431 PRO V4.0 V2.0 tablet: Operating system Android Processor Quad core 1.3 GHz Memory 2GB Storage 16GB LCD screen 7 inch with a resolution of 1280 x 720 pixels Camera Front-facing 2MP camera + rear-facing 5MP camera Connectivity Wi-Fi: WLAN 802.11b/g/n Bluetooth: Bluetooth 4.0 Working temperature 0℃ ~ 50℃ Storage temperature -20℃ ~ 70℃ X-431 PRO V4.0 V3.
X-431 PRO V4.0 User Manual LAUNCH VCI device: Working voltage 9 ~18V Working temperature 0℃ ~ 50℃ Relative humidity 20% ~ 90% 1.5 Package List 1.5.1 X-431 PRO V4.0 (V2.0) While opening the package for the first time, please carefully check the following components. Common accessories are same, but for different destinations, the accessories may vary. Please consult from the local agency or check the package list supplied with X-431 PRO V4.0 together. X-431 PRO V4.
X-431 PRO V4.
X-431 PRO V4.0 User Manual LAUNCH 2 Preparations 2.1 Charging X-431 PRO V4.0 1. Plug one end of the included charging port of the tool, and the other end to the power adaptor. 2. Connect the other end to the AC outlet. If appears on the screen, it indicates it is being charged. If the logo changes into , it indicates that the battery is fully charged. Unplug the power adaptor from the tablet. 2.
X-431 PRO V4.0 User Manual LAUNCH Double-tap: To zoom in so that the text on a webpage appears in a column that fits your device’s screen. Long press: Tap and hold on the current interface or area until a contextual menu pops up on the screen, and then release it. Slide: To jump to different pages. Drag: Tap the application icon and drop it to other location. Spread apart/pinch together: To zoom in manually, place two fingers on the screen and then spread them apart.
X-431 PRO V4.0 User Manual LAUNCH 3 Network Setup *Note: If you don’t need to use Wi-Fi for a while, you can turn it off to conserve battery life. 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. 3.1 Connect to a Wi-Fi network 1. On the home screen, tap Settings > WLAN. 2.
X-431 PRO V4.0 User Manual LAUNCH 4 How To Diagnose 4.1 Diagnosis Flowchart For new users, please follow the operation chart shown in Fig. 4-1 to get familiar with and start using the tool. Fig. 4-1 4.2 Initial Use During initial use, tap the application icon on the home screen to launch it, some illustrations that guide you through some of important operations appear. Scroll the screen and tap on “Start Now” to enter the Job menu. 4.2.
X-431 PRO V4.0 User Manual LAUNCH Fig. 4-2 1. If you are a new user, tap “New Registration”. See Fig. 4-3. Fig. 4-3 Note: To obtain better service, you need to provide real information. A. Create App account: In Fig.
X-431 PRO V4.0 User Manual LAUNCH Fig. 4-4 B. Activate the VCI device: In Fig. 4-4, input the Serial Number and Activation Code, which can be found in the password envelope. Product SN Product SN Activation code Fig. 4-5 Note: To exit and activate it later, tap “Skip”. In this case, you can activate your connector by tapping “Activate Connector” in “Personal Center”. For details, please refer to Chapter 9.3 Activate Connector. C.
X-431 PRO V4.0 User Manual LAUNCH Fig. 4-6 To download the diagnostic software, tap “Yes” to enter the software download page. Tap “No” to download it later. Fig. 4-7 On the download page, tap “Update” to start downloading. It may take several minutes to finish it, please be patient to wait. To pause downloading, tap “Pause”. To resume it, tap “Continue”. Once download is complete, the system will install the software package automatically. 2.
X-431 PRO V4.0 User Manual LAUNCH 4.2.2 Diagnostic software layout 1 2 3 Fig. 4-8 1 Tap to navigate to the Job menu. Refer to “Chapter 4.2.3 Job menu” for details. 2 Search bar: input the desired vehicle model name to locate it quickly. 3 Vehicle region buttons: Tap different buttons to switch to corresponding vehicles. 4.2.3 Job menu It mainly includes the following items: Fig.
X-431 PRO V4.0 User Manual LAUNCH Name Description Tradition Diagnose Configures the tablet to operate as a diagnostic tool. Remote Diagnosis This option aims to help repair shops or technicians to get the repair job fixed faster. Special Function To perform all kinds of common repair & maintenance items, including ABS bleeding, DPF regeneration, oil lamp reset etc. Software Upgrade To update vehicle diagnostic software.
X-431 PRO V4.0 User Manual LAUNCH If the tool is testing vehicles equipped with universal OBD II 16 PIN diagnostic socket, please use the included VCI device. (For vehicles with non-OBD II 16 PIN diagnostic socket, a non-16 PIN connector is required.) 4.3.2 DLC location The DLC (Data Link Connector) is typically a standard 16-pin connector where diagnostic tools interface with a vehicle’s on-board control modules.
X-431 PRO V4.0 User Manual LAUNCH Fig. 4-11 3. Choose one of the two ways to obtain power from: A. Power adaptor: Connect one end of the included power adaptor to charging port of the tablet, and the other end to AC outlet. B. Internal battery pack For non-OBDII vehicle, proceed as follows: 1. Locate vehicle’s DLC socket. 2. Select the corresponding non-16pin connector. 3.
X-431 PRO V4.0 User Manual LAUNCH 4.4 Communication Setup Enter Bluetooth setting screen (“Settings” -> “Bluetooth”), slide the Bluetooth switch to ON and the tablet will start searching for all available Bluetooth devices, tap the desired VCI to pair. By default, the Bluetooth ID is 98********00 (where ******** stands for 8 digits.). *Note: In case no Bluetooth setting is done before diagnostic software is launched, you can also configure it while using the software.
X-431 PRO V4.0 User Manual LAUNCH Fig. 4-14 On-screen Buttons: Search Bluetooth: Tap to search for the available VCI Bluetooth connector. *Note: If a vehicle is tested and no Bluetooth connection is made before diagnosis, tap “Search Bluetooth”. Tap “Scan” to start searching for the VCI. Once it is found, tap it to start pairing. If the handset has paired with the VCI, it will enter Step 2 directly. Submit: Tap it to go to next step. Update instruction: Tap to view the optimized items and enhancements.
X-431 PRO V4.0 User Manual LAUNCH quickly access all the electronic control units of the vehicle and generate a detailed report about vehicle health. Refer to Chapter 4.5.1. • System Scan: This option allows you to quickly scan which systems are installed on the vehicle. Refer to Chapter 4.5.2. • System Selection: This option allows you manually select the test system and function step by step. Refer to Chapter 4.5.3. 4.5.1 Health Report (Quick Test) This function varies from vehicle to vehicle.
X-431 PRO V4.0 User Manual LAUNCH On-screen Buttons: Print: Tap to print the current screen. To perform printing, you need to purchase an extra Wi-Fi printer manufactured by LAUNCH separately and then properly configure the wireless printer following the steps described in Chapter 9.10.3. Clear DTC: Tap to clear the existing diagnostic trouble codes. Fault Report: Tap to view the health report in details. Fig.
X-431 PRO V4.0 User Manual LAUNCH Fig. 4-18 Input the required information, and then tap “Confirm” to save it. 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 to the diagnostic report. To skip the information, tap “Skip” to go to the next step. All reports are saved under the tab “Diagnostic Report” in “My Report” from “Personal Center” menu.
X-431 PRO V4.0 MINI User Manual LAUNCH Fig. 4-19 Tap the desired system to advance to the test function selection page. For detailed operations on test function, please refer to Chapter 4.5.3. 4.5.3 System Selection This option allows you manually select the test system and function step by step. In Fig.
X-431 PRO V4.0 User Manual LAUNCH Fig. 4-20 Swipe the screen from the bottom to view the vehicle system on the next page. Tap the desired system (take “ECM” for example) to jump to the test function page. Fig. 4-21 Note: Different vehicle has different diagnostic menus.
X-431 PRO V4.0 User Manual LAUNCH 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. *Note: 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.
X-431 PRO V4.0 User Manual LAUNCH 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. : Tap it to search for more information about the current DTC online. Report: To save the current data in text format. All reports are saved under the tab “Diagnostic Report” in “My Report” from “Personal Center” menu. For details on report operations, please refer to Chapter 9.1 “My Report”. C.
X-431 PRO V4.0 User Manual LAUNCH Fig. 4-23 On-screen Buttons: Select All: Tap it to select all items of the current page. To select certain data stream item, just check the box before the item name. Unselect: Tap it to deselect all data stream items. OK: Tap it to confirm and jump to the next step. After selecting the desired items, tap “OK” to enter the data stream reading screen.
X-431 PRO V4.0 User Manual LAUNCH Fig. 4-24 Notes: 1. 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). 2. 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). 3.
X-431 PRO V4.0 User Manual LAUNCH comparison. In this case, different items are marked in different colors. On-screen Buttons: Graph: Tap it to view the waveform. Fig. 4-25 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.
X-431 PRO V4.0 User Manual LAUNCH Fig. 4-26 Report: To save the current data in text format. All reports are saved under the tab “Diagnostic Report” in “My Report” from “Personal Center” menu. For details on report operations, please refer to Chapter 9.1 “My Report”. Record: Tap to start recording diagnostic data for future playback and analysis. The saved file follows the naming rule: It begins with vehicle type, and then the record starting time and ends with .
X-431 PRO V4.0 User Manual LAUNCH Fig. 4-27 Help: Tap to view the help information. E. Actuation Test This option is used to access vehicle-specific subsystem and component tests. Available test vary by vehicle manufacturer, year, and model.
X-431 PRO V4.0 User Manual LAUNCH 5 Special (Reset) Function In addition to amazing & powerful diagnostic function, the tool also features various service functions.
X-431 PRO V4.0 User Manual LAUNCH Figure 6-1 5.1 Oil Reset Service This function allows you to perform reset for the engine oil life system, which calculates an optimal oil life change interval depending on the vehicle driving conditions and climate. This function can be performed in the following cases: 1. If the service lamp is on, you must provide service for the car.
X-431 PRO V4.0 User Manual LAUNCH 2. If the ABS computer, ABS pump, brake master cylinder, brake cylinder, brake line, or brake fluid is replaced, the ABS bleeding function must be performed to bleed the ABS. 5.5 Tire Pressure Monitor System Reset This function allows you to quickly look up the tire sensor IDs from the vehicle’s ECU, as well as to perform TPMS replacement and sensor test. 1.
X-431 PRO V4.0 User Manual LAUNCH placed in the ignition, the transponder sends a signal with a unique identification code to the reader, which relays it to a receiver in the vehicle’s computer control module. If the code is correct, the computer allows the fuel supply and ignition systems to operate and start the car. If the code is incorrect or absent, the computer disables the system, and the car will be unable to start until the correct key is placed in the ignition.
X-431 PRO V4.0 User Manual LAUNCH 5.10 Diesel Particulate Filter (DPF) Regeneration DPF regeneration is used to clear PM (Particulate Matter) from the DPF filter through continuous combustion oxidation mode (such as high temperature heating combustion, fuel additive or catalyst reduce PM ignition combustion) to stabilize the filter performance. DPF regeneration may be performed in the following cases: a) The exhaust back pressure sensor is replaced. b) The PM trap is removed or replaced.
X-431 PRO V4.0 User Manual LAUNCH 6 Remote Diagnosis This option aims to help repair shops or technicians launch instant messaging and remote diagnosis, making the repair job getting fixed faster. Tap “Remote Diagnosis” to enter, the screen appears blank by default. 6.1 Interface layout Fig. 6-1 1 Search bar Directly input the username of the partner to start searching, and then tap the desired one to add it into your friend list.
X-431 PRO V4.0 User Manual LAUNCH 6.2 How to launch a remote diagnosis? After adding your friend, you can tap it from the friend list to enter the instant messaging interface. Tap the input field and use the on-screen keyboard to enter the text message, and then tap “Send” to send it; tap to send the voice message; tap and choose the desired file type to send.
X-431 PRO V4.0 User Manual LAUNCH 7 Software Update This module allows you to update the diagnostic software & App and set frequently used software. If you did not download the software in process of product registration or a pop-up message prompting you that some new software can be updated, you may use this option to download it or keep it synchronized with the latest version. 7.1 Update Diagnostic Software & APP Tap “Software Update” on the Home screen to enter the update center. Fig.
X-431 PRO V4.0 User Manual LAUNCH Once download is finished, the software packages will be installed automatically. 7.2 Renew Subscription If the software subscription is due or expires, the system will prompt you to renew your subscription and a “Renew” button will appear on the bottom of the update page. Fig. 7-2 Tap “Renewal” to navigate to the payment screen.
X-431 PRO V4.0 User Manual LAUNCH B. Using Subscription Renewal Card 1. Tap “Renewal” to navigate to the renewal type selection screen. 2. Select “Subscription Renewal Card”. Fig. 7-3 Fig. 7-4 3. Input the 24-digit pin code of Subscription Renewal Card and then tap “Submit” to finish the renewal. 4. Go to update center to update the diagnostic software.
X-431 PRO V4.0 User Manual LAUNCH 8 Maintenance Help This option provides abundant repair case and automotive technology handbook for your reference. It mainly includes the following modules: Training video, operation skills, product manual and FAQ etc.
X-431 PRO V4.0 User Manual LAUNCH 9 Personal Center This function allows users to manage your personal information, configure system settings and feedback your vehicle issues or diagnostic reports to us for analysis. 9.1 My report This option is used to view the diagnostic report generated in process of vehicle diagnosis. Additionally, delete, share operations are also supported. Fig. 9-1 Tap “My Report”, there are total 3 options available.
X-431 PRO V4.0 User Manual LAUNCH 9.2 My connector This option is used to manage all your activated connectors. If several VCI devices are activated on this tool, a list of connectors will be displayed on the screen. Once you choose the connector that belongs to other account, you have to log out, and then input the right account to continue. 9.3 Activate connector It is used to activate your VCI device. Fig. 9-2 Input the Serial Number and Activation Code, and then tap “Activate” to activate it.
X-431 PRO V4.0 User Manual LAUNCH 9.7 Inquire subscription renewal card status Use this item to inquire the expiry status of the subscription renewal card of diagnostic software. Input the 12-digit subscription renewal card number and tap “Search” to check the result. 9.8 Profile Use this item to view and configure personal information. 9.9 Change password This item allows you to modify your login password. 9.
X-431 PRO V4.0 User Manual LAUNCH After inputting, tap on “Save” to save it. 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 to the diagnostic report. 9.10.3 Launch printer connection This option is designed to establish a wireless connection between the tablet and the Wi-Fi printer (sold separately) while performing printing operations. Follow the steps below to connect the printer.
X-431 PRO V4.0 User Manual LAUNCH X-431PRINTER-XXXX (XXXX stands for 4 characters), and then tap “Connect” to enter Step 2. Step 2: Join the Wi-Fi printer into LAN: Tap “Scan” to select the desired local Wi-Fi network from the list, and type in the security password (If it is an open network, password is not required), and then tap “Confirm”. 3. Once the Wi-Fi network of the printer is connected and the printer is found, tap “Printing test” to test the printing.
X-431 PRO V4.0 User Manual LAUNCH 10 Others 10.1 Email The function allows you to send and receive emails. 10.1.1 Configure an email account Note: Before sending or receiving email, you have to set up an email account. In addition, this function requires a stable network connection. 1. On the home screen, tap Email. 2. Choose the desired email account type. 3. Input email address and password, tap “Next”.
X-431 PRO V4.0 User Manual LAUNCH 2 Advance to the recently visited page. 3 Refresh the current page. 4 Close the current page. 5 Create a new tab. 6 Input a web address. 7 Add the current page as bookmark. 8 Open search bar. 9 Open bookmark list. 10 View more options. 10.2.2 Download files Files, pictures, and applications can be downloaded from the website in browser. For example: Tap and hold a picture, then choose “Save image” from pop-up menu to download it.
X-431 PRO V4.0 User Manual LAUNCH 10.3.3 Install an application Do the following steps: 1. Tap Settings > Security, and set the “Unknown sources” to ON, which allows you to install apps from unknown sources. 2. A dialog box appears on the screen, tap “OK” to confirm. 3. Set the tool as “Connected as a media device”, and copy the APK file from the PC to the tool. 10.4 Clear Cache Doing so clears all browsing records and accounts and enables the tablet to run smoothly and quickly. 1. Tap Settings > Apps.
X-431 PRO V4.0 User Manual LAUNCH 11 FAQ 1. How to save power? Please turn off the screen while the tablet keeps idle. Set a shorter standby time. Decrease the brightness of the screen. If WLAN connection is not required, please turn it off. 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 SW is ON. 3.
X-431 PRO V4.0 User Manual LAUNCH 3. After activation completed, tap “Personal Center” -> “My Connector” to check if the activated VCI device is displayed in the connector list or not. Multiple VCI devices can be bound to one tool. If you intend to use one of the VCI devices to diagnose or test a vehicle, just switch to the corresponding VCI device. 5.
X-431 PRO V4.0 User Manual LAUNCH 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 from date of delivery to the user.
X-431 PRO V4.0 User Manual LAUNCH Launch Industrial Park, North of Wuhe Avenue, Banxuegang, Bantian, Longgang, Shenzhen, Guangdong P.R.China, 518129 Launch website: http://www. cnlaunch.com http://www.x431.com http://www.dbscar.com Statement: LAUNCH reserves the rights to make any change to product designs and specifications without notice. The actual object may differ a little from the descriptions in the manual in physical appearance, color and configuration.
FCC Warning: 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. Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
