LAUNCH TECH X-431 PRO3 User Manual
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LAUNCH TECH X-431 PRO3 User Manual

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LAUNCH
X-431 PRO3 V4.0 User Manual
Copyright Information
Copyright © 2020 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. LAUNCH is not
responsible for any use of this information as applied to other units.
Neither LAUNCH nor its affiliates shall be liable to the purchaser of this unit or
third parties for damages, losses, costs, or expenses incurred by purchaser or
third parties as a result of: Accident, misuse, or abuse of this unit, or
unauthorized modifications, repairs, or alterations to this unit, or failure to strictly
comply with LAUNCH operating and maintenance instructions. LAUNCH shall
not be liable for any damages or problems arising from the use of any options or
any consumable products other than those designated as Original LAUNCH
Products or LAUNCH Approved Products by LAUNCH.
Trademark Information
LAUNCH is a registered trademark of LAUNCH TECH CO., LTD. (LAUNCH) in
China and other countries. All other LAUNCH trademarks, service marks,
domain names, logos, and company names referred to in this manual are either
trademarks, registered trademarks, service marks, domain names, logos,
company names of or are otherwise the property of LAUNCH or its affiliates. In
countries where any of the LAUNCH trademarks, service marks, domain names,
logos and company names are not registered, LAUNCH claims other rights
associated with unregistered trademarks, service marks, domain names, logos,
and company names. Other products or company names referred to in this
manual may be trademarks of their respective owners. You may not use any
trademark, service mark, domain name, logo, or company name of LAUNCH or
any third party without permission from the owner of the applicable trademark,
service mark, domain name, logo, or company name. You may contact LAUNCH
by visiting the website at www.cnlaunch.com, or writing to LAUNCH TECH CO.,
LTD., Launch Industrial Park, North of Wuhe Avenue, Banxuegang, Bantian,
Longgang, Shenzhen, Guangdong, P.R.China, to request written permission to
use Materials on this manual for purposes or for all other questions relating to
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  • Page 1 X-431 PRO3 V4.0 User Manual Copyright Information Copyright © 2020 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.
  • Page 2 LAUNCH X-431 PRO3 V4.0 User Manual 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.
  • Page 3 LAUNCH X-431 PRO3 V4.0 User Manual the engine is running. Put blocks in front of the drive wheels and never leave the vehicle unattended while testing. 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 as necessary.

  • Page 4: Table Of Contents

    LAUNCH X-431 PRO3 V4.0 User Manual TABLE OF CONTENTS 1 INTRODUCTION ....................1 1.1 P ..................1 RODUCT ROFILE 1.2 F ....................1 EATURES 1.3 C & C ................ 2 OMPONENTS ONTROLS 1.3.1 Display Tablet (Only for Passenger Vehicle Configuration)....2 1.3.1 Display Tablet (Only for Commercial Vehicle/Gasoline &...
  • Page 5 LAUNCH X-431 PRO3 V4.0 User Manual 2.8 S ................... 16 TANDBY 3 NETWORK SETUP ..................17 3.1 C ..............17 ONNECT TO A ETWORK 3.2 D ............17 ISCONNECT ROM A ETWORK 4 INITIAL USE ....................18 4.1 D ................18...
  • Page 6 LAUNCH X-431 PRO3 V4.0 User Manual 5.5 H ? ............61 OW TO VIEW DIAGNOSTIC HISTORY 6 SPECIAL (RESET) FUNCTION ..............63 6.1 O .................. 64 ESET ERVICE 6.2 E ............64 LECTRONIC ARKING RAKE ESET 6.3 S ..............65...
  • Page 7 LAUNCH X-431 PRO3 V4.0 User Manual 9.6 F ..................80 IRMWARE 9.7 M ....................80 9.8 D ................81 TREAM AMPLE 9.9 M ....................81 RDER 9.10 S .............. 81 UBSCRIPTION ENEWAL 9.11 P ....................81 ROFILE 9.12 C ................81 HANGE PASSWORD 9.13 S...

  • Page 8: Introduction

    X-431 PRO3 V4.0 User Manual 1 Introduction 1.1 Product Profile X-431 PRO3 is a powerful Android-based diagnostic tool, which has several production configurations ranging from commercial vehicle to passenger vehicle. 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.

  • Page 9: Components & Controls

    LAUNCH X-431 PRO3 V4.0 User Manual Feedback: Enables you to submit the vehicle issue to us for analysis and troubleshooting. golo Business Manager: On this platform, you can provide nearby car owners with attentive service to develop new business opportunities, manage technicians and golo customers more efficiently, monitor customer’s vehicle...
  • Page 10 LAUNCH X-431 PRO3 V4.0 User Manual In Off mode, press it for 3 seconds to turn the handset on. In On mode: Press it once to activate the LCD if the LCD is off. POWER Key Press it once to turn off the LCD if the LCD lights up.

  • Page 11: Display Tablet (Only For Commercial Vehicle/Gasoline & Diesel Configuration)

    LAUNCH X-431 PRO3 V4.0 User Manual 1.3.1 Display Tablet (Only for Commercial Vehicle/Gasoline & Diesel Configuration) 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.

  • Page 12: Vci Connector (Only For Passenger Vehicle Configuration)

    LAUNCH X-431 PRO3 V4.0 User Manual Press it once to activate the LCD if the LCD is off. Press it once to turn off the LCD if the LCD lights up. Press and hold it for 3 seconds to turn it off.

  • Page 13: Vci Module (Only For Commercial Vehicle/Gasoline & Diesel Configuration)

    LAUNCH X-431 PRO3 V4.0 User Manual OBD-16 diagnostic To connect on vehicle’s OBD II DLC. connector It illuminates red when the VCI device is connected to the vehicle’s DLC. Mode indicator Blue indicates the VCI device is working in wireless (BT) communication mode.
  • Page 14 LAUNCH X-431 PRO3 V4.0 User Manual Diagnostic socket: For connecting the diagnostic cable. DC-IN power jack: For connecting the power adaptor. LED Indicators: It is defined as follows: Vehicle: While communicating with the vehicle, the indicator lights up and flashes. Otherwise, it will not illuminate.

  • Page 15: Technical Parameters

    LAUNCH X-431 PRO3 V4.0 User Manual USB port: Currently disabled and only reserved for subsequent function extension. 1.4 Technical Parameters 1.4.1 Display tablet (Only for Passenger Vehicle Configuration) Operating system Android Memory Storage 32GB 10.1 inch FHD IPS capacitive touch screen...

  • Page 16: Vci Device (Only For Passenger Vehicle Configuration)

    LAUNCH X-431 PRO3 V4.0 User Manual Wi-Fi (802.11a/b/g/n/ac) Connectivity Bluetooth 0℃ ~ 50℃ Working temperature Storage temperature 70℃ ℃ 1.4.2 VCI device (Only for Passenger Vehicle Configuration) Working voltage 9 ~18V Working temperature 0℃ ~ 50℃ Relative humidity 20% ~ 90% 1.4.2 VCI module (Only for Commercial Vehicle/ Gasoline &...

  • Page 17: Package List (Only For Commercial Vehicle Configuration)

    LAUNCH X-431 PRO3 V4.0 User Manual OBD II extension To connect the VCI connector to the cable OBD II vehicle’s DLC. A piece of paper bearing the product Password envelope Serial Number and Activation Code for product registration. Power adaptor For charging the tablet via AC outlet.

  • Page 18: Package List (Only For Gasoline & Diesel Configuration)

    LAUNCH X-431 PRO3 V4.0 User Manual To connect the VCI module to Diagnostic cable vehicle’s DLC. To supply power to the VCI module Cigarette lighter through connection to cigarette (optional) cable lighter receptacle. To supply power to the VCI module Battery clamps through connection to vehicle’s...
  • Page 19 LAUNCH X-431 PRO3 V4.0 User Manual showing test results. A device for accessing vehicle live VCI module data. A piece of paper bearing Product Password S/N and Activation Code, which is envelope required for your registration. To connect the VCI module to Diagnostic cable vehicle’s DLC.
  • Page 20 LAUNCH X-431 PRO3 V4.0 User Manual box. Non-16pin For detailed non-16pin adaptor adaptor cable kit cables, please check the package (optional) for commercial box. vehicles...

  • Page 21: Preparations

    LAUNCH X-431 PRO3 V4.0 User Manual 2 Preparations 2.1 Charging the Tablet 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.

  • Page 22: Tips On Finger Operations

    LAUNCH X-431 PRO3 V4.0 User Manual 2.4 Tips on Finger Operations Single-tap: To select an item or launch a program. Double-tap: To zoom in so that the text on a webpage appears in a column that fits your device’s screen.

  • Page 23: Change System Language

    LAUNCH X-431 PRO3 V4.0 User Manual 2.7 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 ->...

  • Page 24: Network Setup

    LAUNCH X-431 PRO3 V4.0 User Manual 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.

  • Page 25: Initial Use

    LAUNCH X-431 PRO3 V4.0 User Manual 4 Initial Use 4.1 Diagnosis Flowchart For new users, please follow the operation chart shown as below to get familiar with and start using this tool. 4.2 User Registration, VCI Activation & Diagnostic Software Download 4.2.1 User registration...
  • Page 26 LAUNCH X-431 PRO3 V4.0 User Manual (If you are a new user, follow to proceed.) (If you have registered to be a member, go to to login the system directly.) (In case you forgot password, refer to to reset a new password.) A.
  • Page 27 LAUNCH X-431 PRO3 V4.0 User Manual Input the Serial Number and Activation Code, which can be found in the password envelope. Product SN Product SN Activation code *Note: To exit and activate it later, tap “Skip”. In this case, you can activate your VCI module by tapping “Activate VCI”...

  • Page 28: Job Menu

    LAUNCH X-431 PRO3 V4.0 User Manual *Note: In process of download, please make sure it is properly connected to the WLAN network. It may take several minutes to finish it, please be patient to wait. B. If you have registered to be a member, input your name and password, and then tap the “Login”...
  • Page 29 LAUNCH X-431 PRO3 V4.0 User Manual which provides a perfect solution to various defects resulting from step-by-step menu selection. In addition, user can also check the historical repair records online through this module. To diagnose a vehicle manually. Local Diagnose...

  • Page 30: Diagnostics Toolbar

    LAUNCH X-431 PRO3 V4.0 User Manual settings and logout etc. A business expansion and customer management platform developed exclusively for repair shops, on which you can develop new business, manage golo customers, monitor customer’s vehicle real-time status, golo consult vehicle issues and provide remote assistance etc.

  • Page 31: Dlc Location

    LAUNCH X-431 PRO3 V4.0 User Manual Turn on the vehicle power supply. Vehicle battery voltage range should be 9-18V. Throttle should be closed at its close position. 4.3.2 DLC location The DLC (Data Link Connector or Diagnostic Link Connector) is typically a standard 16-pin connector where diagnostic code readers interface with the vehicle’s on-board computer.
  • Page 32 LAUNCH X-431 PRO3 V4.0 User Manual Follow the steps mentioned below to connect OBD II vehicle: 1. Locate vehicle’s DLC socket. 2. Plug the VCI device into the vehicle’s DLC socket (It is suggested to use the OBD II extension cable to connect the VCI device and DLC socket).

  • Page 33: Vehicle Connection (For Commercial Vehicle/Gasoline & Diesel Vehicle Configuration)

    LAUNCH X-431 PRO3 V4.0 User Manual 4.3.3 Vehicle connection (For Commercial Vehicle/Gasoline & Diesel Vehicle Configuration) The method used to connect the VCI module to a vehicle’s DLC depends on the vehicle’s configuration as follows: A. OBD II Vehicle Connection: Plug one end of the diagnostic cable into the vehicle’s DLC, and the other end into the diagnostic socket of the VCI module,...

  • Page 34: Diagnosis

    LAUNCH X-431 PRO3 V4.0 User Manual 5 Diagnosis 5.1 Intelligent Diagnose Through simple Bluetooth 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.
  • Page 35 LAUNCH X-431 PRO3 V4.0 User Manual Note: If the VCI is not paired up with the tablet before doing this step, a prompt message box will appear:...
  • Page 36 LAUNCH X-431 PRO3 V4.0 User Manual Check all the possible reasons of Bluetooth connection failure carefully, and then tap “Confirm” to the following screen. If the VCI was once used with other devices, you need to cancel the pairing of the VCI first via either one of the following ways: •...
  • Page 37 LAUNCH X-431 PRO3 V4.0 User Manual 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 “Maintenance record” to view its historical repair record. If there are records available, it will be listed on the screen in sequence of date.
  • Page 38 LAUNCH X-431 PRO3 V4.0 User Manual • 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.
  • Page 39 LAUNCH X-431 PRO3 V4.0 User Manual • Tap “Diagnostic” to launch the Local Diagnose module and start a new diagnostic session. Refer to Chapter 5.2 for detailed diagnostic operations. • Tap “Scan VIN”, a screen similar to the following appears: Place the VIN inside the viewfinder rectangle to scan it.

  • Page 40: Local Diagnose

    LAUNCH X-431 PRO3 V4.0 User Manual • If you have scanned the VIN of the vehicle, tap to choose it from the record list. • In case the handset failed to identify it, tap to enter it manually. Note: In general, vehicle identification numbers are standardized - all contain 17 characters.
  • Page 41 LAUNCH X-431 PRO3 V4.0 User Manual On-screen Buttons: Testable models: Tap to view the vehicle models that the current diagnostic software covers. Update instruction: Tap to view the optimized items and enhancements. Software introduction: Tap to check the software function list.
  • Page 42 LAUNCH X-431 PRO3 V4.0 User Manual Tap “Scan” to start searching for the VCI. Once it is found, tap it to start pairing. If the tablet has paired with the VCI, it will enter Step 2 directly. OK: Tap it to go to next step.

  • Page 43: Health Report (Quick Test)

    LAUNCH X-431 PRO3 V4.0 User Manual 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.
  • Page 44 LAUNCH X-431 PRO3 V4.0 User Manual The tested system with fault code appears in red and the system with OK displays in black (normally). On-screen Buttons: Clear DTC: Tap to clear the existing diagnostic trouble codes. Report: Tap to save it as a diagnostic report.

  • Page 45: System Scan

    LAUNCH X-431 PRO3 V4.0 User Manual Input the required information, and then tap “OK” to save it. Alternatively you can also set the workshop information in “User Info” -> “Settings” -> “Print Information”. Once you configured the information, it will be automatically generated every time you saved the diagnostic report.

  • Page 46: System Selection

    LAUNCH X-431 PRO3 V4.0 User Manual Tap the desired system to advance to the test function selection page. For detailed operations on test function, please refer to Chapter 5.2.3. 5.2.3 System Selection This option allows you manually select the test system and function step by step.
  • Page 47 LAUNCH X-431 PRO3 V4.0 User Manual 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 diagnostic function selection screen. *Note: Different vehicle has different diagnostic menus.
  • Page 48 LAUNCH X-431 PRO3 V4.0 User Manual 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.
  • Page 49 LAUNCH X-431 PRO3 V4.0 User Manual 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 it to search for more information about the current DTC online.
  • Page 50 LAUNCH X-431 PRO3 V4.0 User Manual 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. *Notes: If you must drive the vehicle in order to perform a troubleshooting procedure, ALWAYS have a second person help you.
  • Page 51 LAUNCH X-431 PRO3 V4.0 User Manual Select All: Tap it to select all items. 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.
  • Page 52 LAUNCH X-431 PRO3 V4.0 User Manual 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.
  • Page 53 LAUNCH X-431 PRO3 V4.0 User Manual • 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).
  • Page 54 LAUNCH X-431 PRO3 V4.0 User Manual Report: To save the current data in text format. All reports are saved under the tab “Health Reports” in “My Report” from “User Info” menu. For details on report operations, please refer to Chapter 9.1 “My Report”.
  • Page 55 LAUNCH X-431 PRO3 V4.0 User Manual switching a injector between two operating states. On the diagnostic function selection screen, tap “Actuation Test”, the system will display as follows: Simply follow the on-screen instructions and make appropriate selections to complete the test. Each time when an operation is successfully executed, “Completed”...

  • Page 56: Remote Diagnose

    LAUNCH X-431 PRO3 V4.0 User Manual 5.3 Remote Diagnose This option aims to help repair shops or technicians launch instant messaging and remote diagnosis, making the repair job getting fixed faster. Tap “Remote Diagnose” on the Job menu, the screen appears blank by default.

  • Page 57: Add Friends

    LAUNCH X-431 PRO3 V4.0 User Manual Contact tab Tap to enter the friend list. Tap to slide the switch to ON, the tool keeps online and Remote becomes accessible on the web client. In this case, inform switch the technician of your product S/N, and he/she will control your device remotely.
  • Page 58 LAUNCH X-431 PRO3 V4.0 User Manual Tap the desired name from the list, the following screen appears:...
  • Page 59 LAUNCH X-431 PRO3 V4.0 User Manual Tap “Add friend”, a dialog box pops up: Tap “CONFIRM” to send your request. Once the partner receives the request, a beep will sound. Tap the “Message” tab: • Once the partner agreed your request, he/she will automatically be listed in the Contact tab.

  • Page 60: Start Instant Messaging

    LAUNCH X-431 PRO3 V4.0 User Manual 5.3.3 Start Instant Messaging *Note: The I/M (Instant Messaging) function is open to all users who had Launch’s diagnostic tool equipped with this module. After adding your friends, tap the desired one’s photo to enter a screen similar to...

  • Page 61: Launch Remote Diagnosis (Device-To-Device)

    5.3.4 Launch Remote Diagnosis (Device-To-Device) The tool is allowed to initiate remote diagnosis with other diagnostic tools (including but not limited to the X-431 PRO3 V4.0) of Launch family, which are equipped with this module. * Note: Before performing this operation, please make sure the following no matter which side sends the remote request: Turn on the vehicle power supply.
  • Page 62 LAUNCH X-431 PRO3 V4.0 User Manual Actions Results Request to control the partner’s device remotely to help him diagnose the vehicle. *Notes: Remote diagnosis has the same diagnostic steps as manual diagnosis. In process of remote diagnosis, tap the button to send a voice message.
  • Page 63 LAUNCH X-431 PRO3 V4.0 User Manual “View Report” to view details. All diagnostic reports are saved under the “Remote Reports” tab of “My Reports” in “User Info”. Cancel To cancel this operation.

  • Page 64: Launch Remote Diagnosis (Device-To-Pc)

    LAUNCH X-431 PRO3 V4.0 User Manual 5.3.5 Launch Remote Diagnosis (Device-To-PC) Except that the remote diagnosis can be done between different Launch’s diagnostic tools that come loaded with the module, user also can ask for remote control from PC client technician.
  • Page 65 LAUNCH X-431 PRO3 V4.0 User Manual 1. Slide the switch “Allow device to be connected to the WEB client remote diagnostic device” 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...
  • Page 66 LAUNCH X-431 PRO3 V4.0 User Manual 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 check the box “Serial number” and enter the Serial Number provided by you, and then tap “Start remote diagnosis”...

  • Page 67: How To Feedback Diagnostic Logs

    LAUNCH X-431 PRO3 V4.0 User Manual 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 handset.

  • Page 68: How To View Diagnostic History

    LAUNCH X-431 PRO3 V4.0 User Manual successfully due to network failure. Once the handset gets a stable network signal, it will be uploaded to the remote server automatically. 5.5 How to view diagnostic history? Generally once a vehicle diagnosis is performed, the tool will record the every details of diagnostic process.
  • Page 69 LAUNCH X-431 PRO3 V4.0 User Manual 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.

  • Page 70: Special (Reset) Function

    LAUNCH X-431 PRO3 V4.0 User Manual 6 Special (Reset) Function Except that the special functions can be performed from the diagnostic menus (See Chapter 5.2.3) of certain vehicle model, this module provides an easy dial to quickly access the special functions.

  • Page 71: Oil Reset Service

    LAUNCH X-431 PRO3 V4.0 User Manual 6.1 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.

  • Page 72: Steering Angle Calibration

    LAUNCH X-431 PRO3 V4.0 User Manual 6.3 Steering Angle Calibration To reset the steering angle, first find the relative zero point position for the car to drive in straight line. Taking this position as reference, the ECU can calculate the accurate angle for left and right steering.

  • Page 73: Immo Service

    LAUNCH X-431 PRO3 V4.0 User Manual learning is not performed for a car equipped with Delphi engine, the MIL turns on after the engine is started. The diagnostic device detects the DTC P1336 'tooth not learned'. In this case, you must use the diagnostic device to perform tooth learning for the car.

  • Page 74: Battery Maintenance System Reset

    LAUNCH X-431 PRO3 V4.0 User Manual injection quantity. After the ECU or injector is replaced, injector code of each cylinder must be confirmed or re-coded so that the cylinder can better identify injectors to accurately control fuel injection. 6.9 Battery Maintenance System Reset...

  • Page 75: Electronic Throttle Position Reset

    LAUNCH X-431 PRO3 V4.0 User Manual 6.11 Electronic Throttle Position Reset This function enables you to make initial settings to throttle actuators and returns the “learned” values stored on ECU to the default state. Doing so can accurately control the actions of regulating throttle (or idle engine) to adjust the amount of air intake.

  • Page 76: Software Update

    LAUNCH X-431 PRO3 V4.0 User Manual 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.

  • Page 77: Set Frequently Used Software

    LAUNCH X-431 PRO3 V4.0 User Manual Once download is finished, the software packages will be installed automatically. 7.2 Set Frequently Used software To easily locate and quickly update some frequently used software, you can use the “Common Software” option to create a frequently used software list.
  • Page 78 LAUNCH X-431 PRO3 V4.0 User Manual There are two ways available for you to make payment: PayPal and Subscription Renewal Card (*need to buy it from the local dealer where you purchased the tool). A. Using PayPal 1. Tap “Renewal” on the update page to navigate to the renewal type selection screen.

  • Page 79: Adas

    LAUNCH X-431 PRO3 V4.0 User Manual 8 ADAS Advanced Driver Assistance Systems (ADAS) are electronic components in vehicles, which include a wide range of safety features for vehicles such as autonomous emergency braking (AEB), lane departure warning (LDW), lane keep assist, blind spot elimination, night vision cameras and adaptive lighting.
  • Page 80 LAUNCH X-431 PRO3 V4.0 User Manual 3. Scratch or scrap the designated area on the Activation Card to reveal the password, and input the 24-digit password to activate it. 4. Now the ADAS function becomes accessible and is ready for use.

  • Page 81: User Info

    LAUNCH X-431 PRO3 V4.0 User Manual 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 “My Report”, there are total 3 options available.
  • Page 82 LAUNCH X-431 PRO3 V4.0 User Manual • Select the desired report and then tap “Delete” to delete it. • To revise the filename of the report, tap “Rename”. If user records the running parameters while reading data stream, it will be saved as .x431 file and appear under Recorded Data tab.
  • Page 83 LAUNCH X-431 PRO3 V4.0 User Manual On-screen Buttons: Graph – displays the parameters in waveform graphs. Value – this is the default mode which displays the parameters in texts and shows in list format. Combine – this option is mostly used in graph merge status for data comparison.

  • Page 84: Vci

    LAUNCH X-431 PRO3 V4.0 User Manual 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.
  • Page 85 LAUNCH X-431 PRO3 V4.0 User Manual 2. Tap the desired VCI module and a pairing request similar to the following prompt window will appear: 3. Tap “PAIR” to start pairing. Once the pairing is successfully done, the screen displays:...

  • Page 86: Immobilizer Programmer

    LAUNCH X-431 PRO3 V4.0 User Manual 4. There are two Wi-Fi communication modes available for the VCI module. Work as Wi-Fi hotspot: Once enabled, the VCI module and the tablet automatically connect and form a LAN network to make communication. In this case, the tablet cannot surf the Internet.

  • Page 87: Activate Vci

    LAUNCH X-431 PRO3 V4.0 User Manual data, clone and produce exclusive keys. It only works together with LAUNCH diagnostic tool to accurately read and write the data in a quick and reliable manner. It only applies to the vehicle with 12V battery voltage and OBD II diagnostic socket.

  • Page 88: Data Stream Sample

    LAUNCH X-431 PRO3 V4.0 User Manual 9.8 Data Stream Sample This feature allows you to manage the recorded data stream sample files. 9.9 My Order This item allows you to check the status of all your orders. 9.10 Subscription Renewal Card This item is used to check the status of the subscription renewal card.

  • Page 89: Settings

    LAUNCH X-431 PRO3 V4.0 User Manual 9.13 Settings It enables you to make some application settings and view software version information etc. 9.13.1 Units It is designed to configure the measurement unit. Metric System and English System are available. 9.13.2 Shop Information This option lets you define your print information.
  • Page 90 LAUNCH X-431 PRO3 V4.0 User Manual A. If it is the first time you have operated this printer, please proceed the following: 2. For initial use, you are suggested to reset the printer: Press and hold [MODE] & [FEED] for 8 seconds, the following resetting command will be printed out:...

  • Page 91: Orientation

    LAUNCH X-431 PRO3 V4.0 User Manual 2. Tap “Connect to Printer”: a). If the local network remains as it is, tap “Test Print” directly to test the printing. b). If the local network changes, you have to reset the Wi-Fi printer.

  • Page 92: Golo Business Manager

    LAUNCH X-431 PRO3 V4.0 User Manual 10 golo Business Manager This module is an individual business management application specially developed for repair shops. Before using it, you need to download the application and register a golo business account. On this platform, you can provide nearby car owners with attentive service to develop new business opportunities, manage technicians and golo customers more efficiently, monitor customer’s vehicle running status in real-time manner...
  • Page 93 LAUNCH X-431 PRO3 V4.0 User Manual Fill in the required items: To upload the shop picture, tap the + logo to choose the desired photo. To locate company address, tap the GPS location icon to obtain it automatically. To define the item “Model specialized”, tap the > icon to select the vehicle models.

  • Page 94: Faq

    LAUNCH X-431 PRO3 V4.0 User Manual 11 FAQ 1. How to save power? Please turn off the screen while the tool keeps idle. Set a shorter standby time. Decrease the brightness of the screen. If WLAN connection is not required, please turn it off.
  • Page 95 LAUNCH X-431 PRO3 V4.0 User Manual 5. How to download the X-431 PRO3 V4.0 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.
  • Page 96 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. 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.
  • Page 97 LAUNCH TECH CO., LTD. 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 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.

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