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LAUNCH TECH X-431 HTT Manual

Professional automotive diagnosis handset
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X-431 HTT Professional Automotive Diagnosis Handset
Version: V1.00.001
Revised date: Oct-12-2017
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Summary of Contents for LAUNCH TECH X-431 HTT

  • Page 1 X-431 HTT Professional Automotive Diagnosis Handset Version: V1.00.001 Revised date: Oct-12-2017...
  • Page 2 X-431 HTT Professional Automotive Diagnosis Handset Copyright Information Copyright © 2017 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 3  Do not insert foreign objects into or place heavy objects on your device. Sensitive components inside might cause damage.  Do not use X-431 HTT in exceptionally cold or hot, dusty, damp or dry environments.  In places using X-431 HTT may cause interference or generate a potential risk, please turn it off.
  • Page 4 X-431 HTT Professional Automotive Diagnosis Handset  Keep the test equipment 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.  Do not drive the vehicle and operate the test equipment at the same time.

  • Page 5: Table Of Contents

    X-431 HTT Professional Automotive Diagnosis Handset Table of Contents 1 INTRODUCTION .................... 1 1.1 P ..................1 RODUCT ROFILE 1.2 F ....................1 EATURES 1.3 K X-431 HTT ..............2 NOWLEDGE OF 1.4 T ................5 ECHNICAL ARAMETERS 1.5 P ) ....
  • Page 6 X-431 HTT Professional Automotive Diagnosis Handset 5.2 L ................... 25 OCAL IAGNOSIS 5.2.1 Health Report (Quick Test) ............. 28 5.2.2 System Scan .................. 29 5.2.3 System Selection ................29 5.3 H ? ............34 OW TO VIEW DIAGNOSTIC HISTORY 6 REMOTE DIAGNOSIS .................. 35 6.1 I...
  • Page 7 X-431 HTT Professional Automotive Diagnosis Handset 8.4 F ..................52 IRMWARE FIX 8.5 D ................52 IAGNOSTIC FEEDBACK 8.6 P ....................52 ROFILE 8.7 C ................53 HANGE PASSWORD 8.8 S ....................53 ETTINGS 8.8.1 Units of measurement ..............53 8.8.2 Print information ................

  • Page 9: Introduction

    X-431 HTT Professional Automotive Diagnosis Handset 1 Introduction 1.1 Product Profile X-431 HTT is a new smart hand-held vehicle diagnostic tool. It has several different product configurations: Passenger Vehicles, Commercial Vehicle and Gasoline & Diesel Vehicles. 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 10: Knowledge Of X-431 Htt

    X-431 HTT Professional Automotive Diagnosis Handset subsequent function extension. 6. Web browser: Built-in Wi-Fi module enables you to make online search and visit any website. 7. ES file explorer: Lets you manage files or downloaded files stored in memory card efficiently.
  • Page 11 X-431 HTT Professional Automotive Diagnosis Handset Screen For indicating the test result. In Off mode, press and hold it for 3 seconds to turn the X-431 HTT handset on. In On mode:  Press it to activate the LCD if the LCD is off.
  • Page 12 To connect the included power adaptor for charging the handset or connect to the PC USB port for data transmission. It is only available on the X-431 HTT which PTT(Push-To-Talk) is equipped with this module. It is currently disabled and reserved for future use.

  • Page 13: Technical Parameters

    X-431 HTT Professional Automotive Diagnosis Handset It is currently disabled and reserved for future use. Flashlight To photograph the vehicle plate number to Camera identify the vehicle information or take pictures. Battery NFC(Near Field As an optional module, it is currently disabled Communication) and reserved for future use.

  • Page 14: Packing List (Only For Passenger Vehicle Configuration )

    X-431 HTT together. Item Description For analyzing the vehicle data and indicating X-431 HTT handset the test results. To connect the X-431 HTT handset and the Diagnostic cable vehicle’s DLC. To connect the main cable to non-16pin OBD I adaptor adaptor cable.

  • Page 15: Packing List (Only For Gasoline & Diesel Configuration )

    X-431 HTT Professional Automotive Diagnosis Handset To connect the X-431 HTT handset and the Diagnostic cable vehicle’s DLC. Power adaptor To charge the handset. A piece of paper bearing Product S/N and Activation Code, which is needed for Password envelope...
  • Page 16 X-431 HTT Professional Automotive Diagnosis Handset A piece of paper bearing Product S/N and Activation Code, which is needed for Password envelope product registration Non-16pin adaptor cable kit for Optional. For connecting to Non-OBD II Passenger & vehicle DLC. Commercial...

  • Page 17: Preparations

     While X-431 HTT has low battery, a beep will sound. If it is very low, X-431 HTT will be switched off automatically.

  • Page 18: Tips On Finger Operations

    X-431 HTT Professional Automotive Diagnosis Handset “Power off” to turn the tool off. To perform a forced shutdown, press [POWER] for about 10 seconds until the screen goes dark. 2.4 Tips on finger operations Single-tap: To select a item or launch a program.

  • Page 19: Notification Panel

    2.7 Adjust brightness Tips: Reducing the brightness of the screen is helpful to save the power of X-431 HTT. 1. On the home screen, tap Settings -> Display -> Brightness level. 2. Drag the slider to adjust it.

  • Page 20: Wi-Fi Setting

    *Note: Once WLAN is set as ON, X-431 HTT will consume more power. While WLAN keeps unused, please turn it off to conserve battery power. X-431 HTT has built-in Wi-Fi that can be used to get online. Once you’re online, you can register your X-431 HTT, update the diagnostic APK, browse the Internet, get apps and send email on your network.

  • Page 21: Initial Use

    *Note: Before proceeding these operations, please make sure X-431 HTT has a strong W-Fi connection. Press [POWER] button to turn the X-431 HTT on and enters the home screen. Tap the X-431 HTT application icon to start initializing. After initialization, tap the “Login” on the upper right corner of the screen, a screen similar to the following figure will appear: A.
  • Page 22 X-431 HTT Professional Automotive Diagnosis Handset Fill in the information in each field. *Notes:  The items with must be filled.  Tap “Select Country” to select the desired area from the list or directly input the country name to locate it.
  • Page 23 X-431 HTT Professional Automotive Diagnosis Handset *Notes:  The Serial Number and Activation Code can be found in the password envelope.  If user does not activate the X-431 HTT in this step, you can alternatively activate it by tapping “Personal Center”...

  • Page 24: Job Menu

    X-431 HTT Professional Automotive Diagnosis Handset By default, all diagnostic software is selected. To select certain software, tap “Unselect”, and then uncheck the box next to vehicle make. To download certain software, swipe the screen from the bottom to select it...
  • Page 25 X-431 HTT Professional Automotive Diagnosis Handset Fig. 4-7 Tap it to login or register the diagnostic system. Once users Login/ have logged in successfully, it will change into the username or photo. This module allows you to obtain vehicle data from the cloud...

  • Page 26: Preparation

    X-431 HTT Professional Automotive Diagnosis Handset To perform all kinds of common repair & maintenance items, Special including electronic throttle position reset, ABS bleeding, oil Function lamp reset etc. To update vehicle diagnostic software and APK. Upgrade Center *Note: This function requires a stable network connection.

  • Page 27: Connections

    A. OBD II Vehicle Connection: Plug one end of the main cable into the vehicle’s DLC, and the other end into the DB15 diagnostic socket of the X-431 HTT, and then tighten the captive screws. B. Non-OBD II Vehicle Connection: For vehicles with non-OBD II diagnostic socket, a non-16pin adaptor cable is required.
  • Page 28 2. Plug the non-16pin end of the adaptor cable into the DLC socket, and the other end to the main cable. 3. Connect the other end of the main cable to the DB15 diagnostic socket of the X-431 HTT, and then tighten the captive screws. Fig. 4-11...

  • Page 29: Diagnosis

    Notes: • Before using this function, please make sure the X-431 HTT handset is properly connected to the vehicle’s DLC. For detailed connection, see Chapter 4.4 “Connections”.
  • Page 30 X-431 HTT Professional Automotive Diagnosis Handset 2. After reading the vehicle VIN, A. If the VIN can be found from the remote server database, a screen similar to Fig. 5-2 displays: Fig. 5-2 • Tap “Diagnostic” to start a new diagnostic session.
  • Page 31 X-431 HTT Professional Automotive Diagnosis Handset If the currently identified vehicle has ever been tested by various diagnostic tools or scanners of Launch family, the screen will display all historical repair records in sequence of date. On-screen Buttons: Quick access: To perform other functions, tap “Quick access”...
  • Page 32 X-431 HTT Professional Automotive Diagnosis Handset Fig. 5-5 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.

  • Page 33: Local Diagnosis

    X-431 HTT Professional Automotive Diagnosis Handset the vehicle information screen. See Fig. 5-2. • To scan it again, tap “REPEAT”. Input the VIN, and tap “OK”, the system will automatically identify the vehicle model and directly navigate to the vehicle information page.
  • Page 34 In Fig. 5-7, tap “VIN SCAN”, the screen displays as follows: Fig. 5-8 A. Camera Scan: In this mode, the X-431 HTT and the vehicle should be properly connected. Tap “Camera Scan”, a screen similar to the following appears: On-screen Buttons: •...
  • Page 35 X-431 HTT Professional Automotive Diagnosis Handset function selection page directly. Fig. 5-10 Tap the desired option to perform the corresponding function. *Note: Before using this function, the corresponding diagnostic software and Auto search file need to be downloaded on your tool first while downloading the diagnostic software.

  • Page 36: Health Report (Quick Test)

    X-431 HTT Professional Automotive Diagnosis Handset to call out the option menu: Homepage: tap to return to the main menu screen. Exit: Tap to exit the current diagnostic session. Print: Tap to print the current screen via Wi-Fi printer (sold separately).

  • Page 37: System Scan

    X-431 HTT Professional Automotive Diagnosis Handset 5.2.1.1 View fault report This function allows you to view the health report in details. On-screen Buttons: Report: To save the current data in text format. All reports are saved under the tab “Diagnostic Report” in “My Report” from “Personal Center”...
  • Page 38 X-431 HTT Professional Automotive Diagnosis Handset In Fig. 5-15, tap the desired system to advance to the test function selection page. Fig. 5-15 *Note: Different vehicle has different Fig. 5-16 diagnostic menus. 5.2.3.1 Version Information This function is used to read the version information of system mode, vehicle VIN, software and ECU.
  • Page 39 X-431 HTT Professional Automotive Diagnosis Handset On-screen Buttons: Search: Highlight certain DTC item, and tap it to search for more information about the selected DTC online. Report: To save the current data in text format. All reports are saved under the tab “Diagnostic Report”...
  • Page 40 X-431 HTT Professional Automotive Diagnosis Handset Fig. 5-19 Fig. 5-18 On-screen Buttons: *Notes: • If the value of the data stream item is out of Select Page: Tap it to select all items of the current page. To the range of the standard (reference) value, select certain data stream item, it will display in red.
  • Page 41 X-431 HTT Professional Automotive Diagnosis Handset Report: Tap to save the current running parameters as a diagnostic 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 test function and ends with the record generation time (To differentiate between files, please configure the accurate system time).

  • Page 42: How To View Diagnostic History

    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 X-431 HTT handset 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 a injector between two operating states.

  • Page 43: Remote Diagnosis

    D. Remote diagnosis switch: Tap to slide the switch to ON, the X-431 HTT keeps online and becomes visible on the web client. In this case, inform the technician of your product S/N, and he/she will control your X-431 HTT remotely.
  • Page 44 X-431 HTT Professional Automotive Diagnosis Handset In the search bar, input the partner’s username and tap “Search” button next to the search bar to starts searching from Launch’s golo business database. The partner must be the users who have registered their Launch’s diagnostic tools.

  • Page 45: Start Instant Messaging

    X-431 HTT Professional Automotive Diagnosis Handset 6.3 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. But for remote diagnosis, it only can be launched between two diagnostic tools that have the same product configurations.

  • Page 46: Launch Remote Diagnosis (Device-To-Device)

     Turn on the vehicle power supply.  Throttle should be in a closed position.  The X-431 HTT should be properly connected to the vehicle’s DLC and a successful communication is required. In Fig. 6-8, tap “Remote Diagnostic”, a pull-down menu including the following...
  • Page 47 X-431 HTT Professional Automotive Diagnosis Handset Fig. 6-9 These options are defined as follows: Actions Results Tap it and input the reservation title or scheduled date Send remote of the remote diagnosis, and then tap “Confirm” to diagnostic reservation send.
  • Page 48 X-431 HTT Professional Automotive Diagnosis Handset Tap “Request control remote device” Wait for partner’s confirmation Start connecting after request confirmed Start Diagnosis Generate diagnostic report If you need support, just use this option to invite a technician to perform a remote control on your tool.
  • Page 49 X-431 HTT Professional Automotive Diagnosis Handset  Remote diagnosis has the same diagnostic steps as manual diagnosis.  In process of remote diagnosis, tap the button to send voice message.  Once you received the report from the partner, tap “View Report”...

  • Page 50: Launch Remote Diagnosis (Device-To-Pc)

    X-431 HTT Professional Automotive Diagnosis Handset 6.5 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 51 PC. 2. Notify the partner of the PC client website http://remote.x431.com/cn/. When the partner accesses the link, the PC displays as below: *Note: Before processing remote diagnosis, please make sure the X-431 HTT handset is properly connected to the vehicle.
  • Page 52 X-431 HTT Professional Automotive Diagnosis Handset Fig. 6-11 3. Tell the partner to input his own official technician account and password, and then tap “Login” to navigate to the following figure. Fig. 6-12 4. Tell the partner to check the box “Series number” and enter the Serial...
  • Page 53 X-431 HTT Professional Automotive Diagnosis Handset 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.

  • Page 54: Special Function (Only For Passenger Vehicles/Gasoline & Diesel Configuration)

    X-431 HTT Professional Automotive Diagnosis Handset 7 Special Function (Only for Passenger Vehicles/Gasoline & Diesel Configuration) In addition to amazing & powerful diagnostic function, X-431 HTT also features various service functions. The most commonly performed service functions contain:  Oil Reset Service ...

  • Page 55: Electronic Parking Brake Reset

    X-431 HTT Professional Automotive Diagnosis Handset 7.2 Electronic Parking Brake Reset 1. If the brake pad wears the brake pad sense line, the brake pad sense line sends a signal sense line to the on-board computer to replace the brake pad.

  • Page 56: Gear Learning

    X-431 HTT Professional Automotive Diagnosis Handset 2. Tire pressure resetting must be performed after maintenance is performed in the following cases: tire pressure is too low, tire leaks, tire pressure monitoring device is replaced or installed, tire is replaced, tire pressure sensor is damaged, and tire is replaced for the car with tire pressure monitoring function.

  • Page 57: Injector Coding

    X-431 HTT Professional Automotive Diagnosis Handset When the ignition switch key, ignition switch, combined instrument panel, ECU, BCM, or remote control battery is replaced, anti-theft key matching must be performed. 7.8 Injector Coding Write injector actual code or rewrite code in the ECU to the injector code of the corresponding cylinder so as to more accurately control or correct cylinder injection quantity.

  • Page 58: Electronic Throttle Position Reset

    X-431 HTT Professional Automotive Diagnosis Handset c) The fuel additive nozzle is removed or replaced. d) The catalytic oxidizer is removed or replaced. e) The DPF regeneration MIL is on and maintenance is performed. f) The DPF regeneration control module is replaced.

  • Page 59: Personal Center

    X-431 HTT Professional Automotive Diagnosis Handset 8 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. 8.1 My report This option is used to view the diagnostic report generated in process of vehicle diagnosis.

  • Page 60: My Device

    This option is used to manage all your activated X-431 HTT handsets. If several X-431 HTT handsets are activated on this tool, a list of X-431 HTT will be displayed on the screen. Once you choose the X-431 HTT that belongs to other account, you have to log out, and then input the right account to continue.

  • Page 61: Change Password

    X-431 HTT Professional Automotive Diagnosis Handset 8.7 Change password This item allows you to modify your login password. 8.8 Settings It enables you to make some application settings and view software version information etc. 8.8.1 Units of measurement It is designed to set the measurement unit. Metric System and English System are available.
  • Page 62 X-431 HTT Professional Automotive Diagnosis Handset 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: at + default = 1 at + reboot = 1 rebooting...

  • Page 63: About

    X-431 HTT Professional Automotive Diagnosis Handset Now you can use the Wi-Fi printer to print! If the printer is not found, please reset the printer to default factory settings (refer to Step 2 for details) and check whether the current device and the printer are on the same LAN.

  • Page 64: Faq

    5. The date and time of X-431 HTT cannot be set. It is because Automatic date & time is set on your X-431 HTT. Tap “Settings” --> “Date & time”, deselect “Automatic date & time” and then set the date and time...
  • Page 65 X-431 HTT Professional Automotive Diagnosis Handset manually. Since the diagnostic reports are saved and sorted by date, please make sure the system date and time is properly configured on this tool.
  • Page 66 X-431 HTT Professional Automotive Diagnosis Handset 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.
  • Page 67 X-431 HTT Professional Automotive Diagnosis Handset Banxuegang, Bantian, Longgang, Shenzhen, Guangdong P.R.China, 518129 Launch website: http://www. cnlaunch.com http://www.x431.com http://www.dbscar.com...

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