Launch Tech X431PAD Automotive Diagnosis Computer User Manual Manual

Launch Tech Co., Ltd. Automotive Diagnosis Computer Manual

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Contents

1. Manual
2. Addendum

Manual

Version: V1.00.001Revised date: 2012-07-20

IILAUNCH X-431 PAD User's ManualAll rights reserved! No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means of electronic, mechanical, photocopying and recording or otherwise, without the prior written permission of LAUNCH. This manual is designed only for the use of this unit. LAUNCH is not responsible for any use of this manual on the other units.The manual and all the samples herein can be changed without prior notice. 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 modications, 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.Notice: other product names used herein are for identication purposes only and may be trademarks of their respective owners. LAUNCH disclaims any and all rights in those marks. This device is only for professional technicians and maintenance personnel.Registered TrademarkLAUNCH is a registered trademark of LAUNCH TECH. CO., LTD. (LAUNCH) in China and other countries. In other countries where any of the LAUNCH trademarks, service marks, domain names, logos and company names is 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 trademarks, service marks, domain names, logos or company name of LAUNCH or any third party without permission from the owner of the applicable trademarks, service marks, domain names, logos or company name. You may visit LAUNCH at http://www.dbscar.com for the information of Launch’s X-431 PAD and the other specialized diagnostic tools, or contact Launch by visiting http://www.cnlaunch.com or writing to Customer Center, 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 this manual.

IIILAUNCH X-431 PAD User's ManualPrecautions on Operating Vehicle’s ECUDo not disconnect the vehicle inner consumer when the ignition switch is on. • High voltage transients may encounter at the moment of disconnecting, which may damage the sensors and the ECU.Protect the computer from magnetic object (such as wireless speaker) • Do cut off the power supply of ECU system before welding on the vehicle.• Pay more attention to the ECU and the sensors when the operation is next to • them.Ground yourself when you disassemble PROM, otherwise ECU and sensors • will be damaged by static electricity.Do not use the pointer ohmmeter instead of DMM to test the ECU and the • sensor without special requirement.Do not test electric devices in relation with ECU with a test lamp unless • otherwise expressly provided.Do wear a metal ground strip that one end around your wrist and the other to • the vehicle body when you get in and out the vehicle.Do connect ECU harness connector rmly, otherwise electro elements, such • as IC inside ECU, will be damaged.Precaution on OperationThe appliance is a sophisticated electronic device, never have it clashed • when in use.Make sure the appliance is properly connected to the DLC to avoid • communication interruptions. During operation, keep the screen upward and leveled.Don’t disconnect the wired network or Wi-Fi network while software updating • or sending E-mail, otherwise, it will be interrupted.After the operation, the stylus shall be inserted into the hole on the back of • the main unit, and put away the cable and connector, etc accessories to the box to avoid the lost.Handle with care. Avoid collision. Unplug the power after operation.•

IVLAUNCH X-431 PAD User's ManualSafety PrecautionsAutomotive batteries contain sulfuric acid • that is harmful to skin. In operation, direct contact with the automotive batteries should be avoided. Pay attention not to splash the sulfuric acid into eyes. Keep the ignition sources away from the battery at all times.Engines produce various poisonous • compounds (hydrocarbon, carbon monoxide, nitrogen oxides, etc,) which should be avoided. The vehicles shall be tested in a well-ventilated area.Avoid contacting high temperature • assembly such as water tank and vent-pipe as the temperature of the running engine is very high.Before starting engine, put the speed lever • in the neutral position or in the P position to avoid injury.Wear an ANSI-approved eye shield when • testing or repairing vehicles.If you use the battery as a power source, • connect the RED (+) battery clip to the positive of the vehicle battery and the BLACK (-) battery clip to the negative.

VLAUNCH X-431 PAD User's ManualContent1 Foreword .................................................................................................. 11.1 Product Introduction ............................................................................... 11.2 Product Features .................................................................................... 11.3 Product Functions................................................................................... 11.4 Technical Specications ......................................................................... 22 About X-431 PAD ..................................................................................... 32.1 X-431 PAD main unit .............................................................................. 32.1.1 Front View ........................................................................................... 32.1.2 Rear view............................................................................................. 52.2 X-431 PAD Accessory Checklist ............................................................. 62.3 Printer ..................................................................................................... 72.4 Getting to know X431 PAD ..................................................................... 82.4.1 Powering on X-431 PAD ...................................................................... 82.4.2 Function items, UI layout and on-screen keyboard ............................. 92.4.3 Settings.............................................................................................. 123 How to diagnose .................................................................................... 243.1 Preparation and Connections ............................................................... 243.1.1 Preparation ........................................................................................ 243.1.2 Connecting X-431 PAD ...................................................................... 243.2 Start diagnosing.................................................................................... 253.3 How to diagnose ................................................................................... 303.3.1 Read trouble code ............................................................................. 323.3.2 Clear trouble code ............................................................................. 323.3.3 Read datastream ............................................................................... 333.3.4 Special function ................................................................................. 353.3.5 Driving record management .............................................................. 364 Webbrowser ........................................................................................... 395 Photograph/Video ................................................................................. 406 Launch News ......................................................................................... 437 Letterbox ................................................................................................ 447.1 Read mail ............................................................................................. 44

VILAUNCH X-431 PAD User's Manual7.2 New mail ............................................................................................... 448 Update .................................................................................................... 468.1 Register ................................................................................................ 468.1.1 Register a pass.................................................................................. 468.1.2 Register your product ........................................................................ 478.2 Update .................................................................................................. 489 My data ................................................................................................... 519.1 View data .............................................................................................. 519.2 Import data ........................................................................................... 519.3 Export data ........................................................................................... 529.4 Delete data ........................................................................................... 5210 Borescope ............................................................................................ 5311 FQA ....................................................................................................... 5411.1 About hardware ................................................................................... 5411.2 About software .................................................................................... 5411.3 About system ...................................................................................... 5511.4 Other questions .................................................................................. 55

2LAUNCH X-431 PAD User's ManualVGA and HDMI interfaces for connecting the external displays.• Provides automobile borescope.• USB ports: to connect U disk and other extending function modules such as • scopebox, sensorbox and batterybox.Camera & Video recorder: built-in 2 mega pixels camera lens for photographing • and video recording.1.4 Technical SpecicationsA. Main UnitOperating system: Windows Embedded Standard 7Power: 12V inputBattery: 7400mAh lithium polymer battery LCD: 9.7 inch touch screenCPU: dual-core 1.6GHzMemory: 2GBHard disk: 16GB SSDBluetooth: supports Bluetooth2.1Wi-Fi: supports 802.11 b/g/nCamera Lens: 2 mega pixelsDimension: 309mm x 216mm x 69mm (length x width x height)B. PrinterMode: thermal lineSpeed: 60mm/secPaper width: 57.5±0.5mmEffective printing width: 48mmC.OthersWorking temperature: -10℃ ~ 55℃(14 ~131℉)Storage temperature: -20℃ ~ 70℃(-4 ~158℉)Relative humidity: 20% ~ 90%

3LAUNCH X-431 PAD User's Manual2 About X-431 PAD2.1 X-431 PAD main unitFig. 2-1 X-431 PAD Diagram2.1.1 Front View123456789101112131415161718212019

4LAUNCH X-431 PAD User's ManualTable 2-1 formulates interfaces and indicators of X-431 PAD(front)No. Name Descriptions1Communication indicatorIt flashes while X-431 PAD communicates with DBScar diagnostic connector.2 Bluetooth indicator It lights up while Bluetooth is activated.3 Power indicator It lights up while X-431 PAD is on or in use.4DBScar diagnostic connector To communicate with X-431 PAD main unit.5Slot for DBScar diagnostic connector Only for housing DBScar diagnostic connector6 Stylus For clicking operation7 USB portTo connect USB devices. While extending X-431 PAD function, it is to be connected to Scopebox, Sensorbox or batterybox.8 VGA port To connect an external projector or monitor etc9 Ethernet port To connect Ethernet cable for wired network10 HDMI port To connect an external projector or monitor with HDMI interface11 Borescope interface To connect an Borescope12 Power interface To connect the included power adaptor13 Touch screen Color touch screen for displaying. On-screen keyboard and handwriting input are supported.14 Charging slot Place X-431 PAD on the charging base (optional) for charing.15 Power button Press once to turn it on; keep it pressed for a while to turn it off.16 Camera/video button for photographing or video recording17 Screen capture button To capture the current screen18 SD card slot To store SD card19 Audio out port To connect earphone20 Audio in port To connect audio device, such as amplier.

5LAUNCH X-431 PAD User's Manual21Cover for DBScar diagnostic connector holderRemove the cover and connect the DBScar diagnostic connector to the holder for reading vehicle data.2.1.2 Rear view222324252627Table 2-2 formulates interfaces and indicators of X-431 PAD(rear)No. Name Descriptions22 Printer To print the result out23 Camera lens To take photos or record video24 Buzzer & air intake vent25 Air vent To exhaust heat to ensure a normal temperature.26 Battery 7400mAh lithium polymer battery27 Hook/standUse fingers to lift the hook up, then hang it on the target object; To place it on a desk, unfold the hook as an stand to support X-431 PAD.

6LAUNCH X-431 PAD User's Manual2.2 X-431 PAD Accessory ChecklistCommon accessories for each X-431 PAD are same, but for different destinations, the accessories of X-431 PAD (such as diagnostic software, testing connectors) may vary. Please consult from the local agency or check the package list supplied with X-431 PAD together.Table 2-3: X-431 PAD common accessories and descriptionsNo. Name Qt. Descriptions Picture1X-431 PAD main unit 1To connect X-431 PAD main unit to DBScar diagnostic connector2DBScar diagnostic connector1To connect to vehicle’s DLC.3DBScar USB cable 1To connect X-431 PAD and DBScar connector4Cigarette light cable 1To obtain power supply from vehicle’s cigarette lighter 5Power adaptor 1To convert 100~240V AC power supply to 12V DC power supply.6 Stylus 1 For clicking or writing on the screen7SD card (optional) 1 For extending memory8OBD II extension cable19Non-16PIN connector 1 (optional)

7LAUNCH X-431 PAD User's Manual2.3 PrinterX-431 PAD is equipped with a built-in mini printer, which enables you to easily print the real time test results, such as ECU No., DTCs, datastream, version information, etc. while testing vehicle.Loading thermal paperThis mini printer applies thermal paper roll with size of Φ30×57mm. Follow the steps described as below to load it.Fig. 2-2a Fig. 2-2b Fig. 2-2c Fig. 2-2dFig. 2-2 Installing paperPush the printer cover located on the rear of X-431 PAD out and open it as 1. indicated on Fig. 2-2a.Place the unpacked thermal paper into the compartment with its starting end 2. approaching to the paper outlet (refer to Fig. 2-2b). Reversing paper direction will cause that no results will be printed out. Pull out some printing paper and introduce it along the slot until it comes out 3. of the paper outlet shown as Fig. 2-2c. Otherwise, paper can not be fed.Close the paper cover and press it down until you hear a click. See Fig. 2-2d.4. Notes:1. If the printer keeps printing for a long time, the thermal matrixes (shown as right gure) will overheat. To avoid a risk of burning injury, please do NOT touch the matrixes.2. The printer applies the thermal paper, which should be prevented from being heated before printing, otherwise, the paper would be no longer effective or printing results disappear.

8LAUNCH X-431 PAD User's Manual2.4 Getting to know X431 PAD2.4.1 Powering on X-431 PADPress on the X-431 PAD to turn it on, the screen will begin to initialize, as shown in Fig.2-3.Note: Pressing for 8 seconds can power it off. Doing so is not suggested, please click "Exit system" on the main menu to turn it off.Fig. 2-3After the system completes initializing, the main menu shown as Fig.2-4 will appear on the screen. To register, click "OK" to enter registration interface(For detailed on how to register, please refer to Chapter 8 Update. If you have registered, this dialog box will not appear.); click "Cancel" to register later and it will enter the main menu screen.Fig. 2-4

9LAUNCH X-431 PAD User's Manual2.4.2 Function items, UI layout and on-screen keyboardA. Function menusa. Below lists all function items and its detailed descriptions of X-431 PAD:Function DescriptionsDiagnostic To check vehicle's technical state, nd out trouble location and cause.Photograph To take photosVideo To record videoLaunch News Obtain the relevant information of news and software updating via dbscar website.Letterbox Feedback the trouble of the device or vehicle to us via E-mail and we will give you a professional reply in time.Webbrowser To browse the internetDBScar To visit car cloud website www.dbscar.com directlyUpdate Center Visit DBScar website and manually update vehicle software. It is necessary to complete registering for the rst time.Settings To make settings to system functionsOne-click Update Perform one click to update vehicle software automatically. It is necessary to complete registering for the rst time.My dataTo manage user data, including diagnostic log, snapshots, photos and video files etc. Data view, rename, clear, import and export are supported.Feedback Enable users to submit and view questions.Exit system To turn the unit off or restart itNote: When you perform functions with icon, it requires you to visit car cloud website: http://www.dbscar.com.b. Below lists all optional function items and its detailed descriptions of X-431 PAD:

10LAUNCH X-431 PAD User's ManualFunction DescriptionsBorescope To check unseen or unreachable parts or componentsOscilloscopeRapidly determine vehicle electrical equipment and circuit trouble, making the measurement and setting of vehicle electrical equipment easier and more intuitive.Ignition Display and analyze ignition waveforms, assist to detect current status and relevant performance of the engine.Sensor Diagnose/simulate vehicle ECU sensor trouble.Multimeter Measure the physical parameters such as voltage, resistance, frequency etc.BatteryTestThe most advanced conductance testing technology in the world is applied to make vehicle battery and charging system testing safe, rapid and easy.B. User interface layoutThe working area consists of 6 parts as indicated on Fig.2-5.BACDEFFig. 2-5

11LAUNCH X-431 PAD User's ManualName NotesATask status barThis area shows the running tasks and the highlighted one is the currently displayed window. Click the area, a task list window will pop up, click the desired one to switch to the corresponding window.B Shortcut barProvides shortcut to some commonly used functions, such as diagnosing, web browser and settings. Click it to toggle the function.C IndicatorsBluetooth: highlights while bluetooth is activated.Signal: displays the signal is strong or weak.Battery capacity/power plug: displays the battery power value/it is connected to external power supply.Time: shows the current timeD Tools Includes page up & page down buttons.EMain view area An area for browsing or workingF Operation bar Operations for functions or options in main view areaC. On-screen keyboardIf you encounter a edit box or input area, click the blank area, a on-screen keyboard similar to Fig. 2-6 will appear.Fig. 2-6

12LAUNCH X-431 PAD User's ManualKeys Name FunctionsDelete Place the cursor next to the character, and click this key to erase it.Hide keyboard Click it to hide on-screen keyboard.Conrm the key that causes a carriage return or line feed.Space Input a space.Handwriting Switch to handwriting mode.Number/symbol toggle keyToggle between number and symbol input mode.Caps Toggle between uppercase/lowercase letters2.4.3 SettingsIt includes system settings and application setting. Language setting, Date/Time, DBScar Domain, Local Area Network, Brightness, Power, Screen Calibration and Wi-Fi setting are available in system setting, while application settings provide some settings related to applications. In main menu, click [ Settings] to enter setting interface, similar to Fig. 2-7.Fig. 2-7

13LAUNCH X-431 PAD User's Manual1. Language settingThis items enables you to change the system language. Traditional Chinese and English are available. In Fig. 2-8, click on your preferred language, the system will prompt you that language has been changed, please close the application and then restart it.Fig. 2-82. Date/Time SettingThis option can be used to set the system date, time and time zone.Click “Data/Time”, the screen will appear as Fig. 2-9. Fig. 2-9

14LAUNCH X-431 PAD User's ManualA. Date settingIn Fig. 2-9, click / to switch to the previous/next month. Alternatively you can also click month or year directly and choose from the pull-down list (see Fig. 2-10). Then click on the desired date to set the date. Fig. 2-10B. Time settingClick on the time display area, the cursor will blink and a on-screen keyboard will appear (For keyboard operation, refer to “2.5.2 Function items, UI layout and on-screen keyboard” for details), highlight the time to be revised, click to change the input method to number mode, then input the desired time. Or you can also click the +/- to adjust it.After setting is complete, click [OK] to save your setting. A message prompting date has been set successfully will appear, click [OK] to exit.Click [Current time] to display the current time.C. Time zone settingClick [Timezone] in Fig. 2-9, a screen similar to 2-11 will appear.

15LAUNCH X-431 PAD User's ManualFig. 2-11Click the desired time zone, then click [Date] to switch to date setting screen, the time zone you have set will be displayed on the bottom of the screen and the system time varies with the time zone.3. DBScar domain settingThis option provide two DBScar domains for your selection. Users can choose the different domain according to your actual network status.Fig. 2-124. Local area network congurationClick “Local Area Network”, the screen will be shown as Fig. 2-13.

16LAUNCH X-431 PAD User's ManualFig. 2-13Operations:Automatically or manually obtain IP:A. You can select “Automatic DNS server address” or “Use the following DNS server address” to obtain IP address.B. You need to set DNS to manually input IP address.Suggestion: If there is no network limited, please keep the setting as default, that means, Automatic IP address and Automatic DNS server address should be checked. Thus, if you use DHCP to set IP address, no other settings are needed. Note: If you use wired network but not Wi-Fi to access Internet, please congure network properly, otherwise, the network will become unavailable. 5. Adjust brightnessThis option is used to adjust the brightness of the screen to your preference.Fig. 2-14In Fig. 2-14, drag the slider with stylus to adjust.

17LAUNCH X-431 PAD User's Manual6. Power optionsThis item enables you to have a general knowledge of current power information and set standby time.Click “Power”, a screen similar to Fig. 2-15 will appear.Click “Standby Settings”, the system will enter Fig. 2-16. Click the arrow and choose the desired standby time from the pull-down list. If X-431 PAD is only powered by battery, you can use this option to save power and prolong the life of your battery. Fig. 2-15 Fig. 2-167. Screen calibrationThis option lets you calibrate the touch screen.Click “Screen calibration”, “Please click the button to calibrate the touch screen” will be displayed on the screen. Click the button to enter screen calibration interface.

18LAUNCH X-431 PAD User's ManualFig. 2-17Use the stylus to click the black dot, the dot will change in red and a progress reading will appear above it. Click and hold the dot until it proceeds to 100%, then one calibration has been nished. See Fig. 2-17. Fig. 2-18Once all calibrations are made, the screen will display as Fig. 2-18 and the system will return to “Settings” interface automatically. 8. Wi-Fi settingThis option allows you to congure Wi-Fi network.

19LAUNCH X-431 PAD User's ManualClick “Wi-Fi”, the screen will be shown as follows:Fig. 2-19Click the checkbox in Fig. 2-19 to activate the Wi-Fi network, the system will start searching wireless network.Fig. 2-20Choose one from the search result list to link. If the desired wireless router is encrypted, you can not connect to it until correct password is keyed in. See Fig. 2-21.Fig. 2-21

20LAUNCH X-431 PAD User's Manual9. System informationThis option enables you to view the relevant system information.Click “System information” under the Application tab, a dialog box prompting “Please click the refresh button to get the system information” will pop up, click [Refresh], a screen identical to Fig. 2-22 will appear.Fig. 2-2210. User centerThis option allows you to set the relevant user information. Before setting this option, please make sure the X-431 PAD is properly connected to the internet.Click “User Center” under the Application tab, a screen identical to Fig. 2-23 will appear.Fig. 2-23

21LAUNCH X-431 PAD User's ManualA. New PasswordThis option enables you to modify the password that you set while registering.Input the old password and ll in “New Password” and “Conrm Password”, then click “Modify” to revise it.B. Take back passwordThis option lets you take back the password if you forgot the registered password.Click “Take back password”, the screen will display as Fig. 2-24. Input your use name/ CC number/ E-mail/ phone, and click “Retrieve”, the system will feedback your password to you immediately.Fig. 2-24C. User informationThis option is used to revise the user information that you entered while registering.Click “User Information”, a screen similar to Fig. 2-25 will appear. Click the edit box, and use the soft keyboard to input. While lling in communication address information, you can click the button next to it and choose the desired one from the pull-down list. After entering, click “Modify” to conrm and save it.

22LAUNCH X-431 PAD User's ManualFig. 2-25D. Authenticate EmailIf E-mail is bound, we will inform you of the latest update information. It is strongly recommeded to bind your Email. Alternatively, this option can also be set in the process of registration. If Authenticate Email is checked, the system will send the confidential information to you after you made a successful registration.Click “Authenticate Email”, a screen similar to Fig. 2-26 will appear. Click the edit box, and use the soft keyboard to input your Email and password. Click “Binding” to bind it.Fig. 2-2611. Printer testThis option allows you to test whether your printer is ready or not. Before testing, please make sure printing paper is loaded and installed properly. Click “Application”, and then click “Printer Test”, the screen will be shown as Fig.

23LAUNCH X-431 PAD User's Manual2-27. Fig. 2-27 Fig. 2-28Click “Start test” to start detecting and printing, a screen similar to Fig. 2-28 will appear. To cancel testing, click “Stop test”.

24LAUNCH X-431 PAD User's Manual3 How to diagnose3.1 Preparation and Connections3.1.1 PreparationNormal testing conditions1. Turn on the vehicle power supply.• Vehicle battery voltage range should be 11-14V and working voltage of X-431 • PAD is 12V. Throttle should be closed at its close position. • Ignition timing and idle speed should be within specified range; water • and transmission oil temperature are within normal working range (water temperature is 90-110℃ and transmission oil temperature is 50-80℃). Select testing connectors2. If X-431 PAD is testing vehicles equipped with universal OBD II 16 PIN diagnostic socket, please use the included DBScar diagnostic connector. (For vehicles with non-OBD II 16 PIN diagnostic socket, a non-16 PIN connector is required.)3.1.2 Connecting X-431 PADFollow the steps described as below to connect X-431 PAD:Locate vehicle’s DLC socket: it provides standard 16 pins and is generally 1. located on driver’s side, about 12 inch away from the center of dashboard.See the following gure. If DLC is not equipped under dashboard, an label indicating its position will be given. In case no DLC is found, please refer to Automobile Repair Manual.Near the centerof dashboard

25LAUNCH X-431 PAD User's Manual2. Plug the DBScar diagnostic connector into the vehicle’s DLC;3. If you need to choose diagnosing via cable, please connect one end of the DBScar USB cable to DBScar diagnostic connector, and other end to the USB port of X-431 PAD. No such connections are required for bluetooth diagnosing.4. Choose one of the two ways to obtain power from: A. Cigarette lighter: remove the cigarette lighter, then connect one end of the cigarette lighter cable to vehicle’s cigaratte lighter hole, and the other end to the external power supply. B. Power adaptor: connect one end of the included power adaptor to Power interface of X-431 PAD, and the other end to AC outlet.The basic working owchart is as follows: DBSCar connectorVehicleSend diagnostic data to X-431 PAD via bluetooth or DBScar USB cable3.2 Start diagnosingX-431 PAD can test a lot of vehicle make, models and systems which may continuously increase day by day. While X-431 PAD is online, the system will remind you of new released version automatically. To keep your X-431 PAD, please focus on prompt information and remember to download the latest diagnostic program in time.Make sure all connections are properly made (For detailed connection, please refer to 3.1.2), press to power on and enter the main menu, and then click “Diagnostic”, the system will enter Fig.3-1.

26LAUNCH X-431 PAD User's ManualFig. 3-1Descriptions for on-screen buttons:icons Name & functionsDesktop: to return to the main menu.Browser: click to open web browser.Car cloud website: click to visit www.dbscar.com directly.Settings: enter system settings interface.Printer: click to print the content of current screen.Update: click to enter update center directly.Exit system: to exit the current program.Previous page: scroll to the previous page.Next page: scroll to the next page.Return: return to the previous screen.In Fig. 3-1, choose one of the communication mothods. If Diagnosing via cable is selected, please make sure DBScar USB cable is properly connected.Take “Diagnosis via Bluetooth” as example for demo.Click “Diagnosis via Bluetooth”, the screen will be shown as Fig. 3-2.

27LAUNCH X-431 PAD User's ManualFig. 3-2A. Select VehicleEnter vehicle make selection interface which includes 5 kinds of options, namely history cars, European cars, American cars and Asian cars. Click “European cars”, the system will display all European vehicle makes. See Fig. 3-3.Fig. 3-3Click the desired one (for example, DEMO) to enter the software version selection screen. See Fig. 3-4.

28LAUNCH X-431 PAD User's ManualFig.3-4Choose one version, and click [OK], the system starts resetting and validate the diagnostic connector. If ok, it will enter model selection interface. Choose the desired one and start diagnosing.B. Search BluetoothTo use this function, please activate the bluetooth function. Search the diagnostic connector, then choose the desired one from the result list to pair. After pairing, the system will obtain the connector information. If existing, it requires car owner to input the authorization password, then the system will enter diagnostic system selection screen. Otherwise, it will go into the vehicle selection interface directly. Detailed operations are as follows:Click “Search Bluetooth” to enter Fig. 3-5.

29LAUNCH X-431 PAD User's ManualFig. 3-5After searching, a list of bluetooth devices will be shown on the screen. See Fig.3-6.Fig. 3-6Click the desired bluetooth device, the system will display “Pairing bluetooth, please wait...”. If ok, “Pairing bluetooth succeed! Searching port, please wait...” will be shown on the screen. Click [Back] to return to the previous screen. After linked, the system will enter vehicle selection interface if the included DBScar diagnostic connector is chosen.

30LAUNCH X-431 PAD User's Manual3.3 How to diagnoseClick “DEMO” on the vehicle selection menu, the screen will display the main menu for DEMO diagnosis program, as shown in Fig. 3-7.Fig. 3-7Note: The operations for other models, series and systems are similar to “DEMO”. Please refer to the relevant operation interface for details. Here only take the “DEMO” for an example. Note: Diagnosing different vehicles has the same operation steps (including the test model, system, model year and the DLC selection options), please follow the on-screen instructions to proceed. Click “DEMO”, a screen similar to Fig. 3-8 will appear.

31LAUNCH X-431 PAD User's ManualFig. 3-8Click [Engine] in Figure 3-8 (If there is more than one page of system menu, click to jump to the next page), the system message “Communication is initialized…” will appear on the screen. Note: The test method is similar for different systems, here take [Engine] for an example. After communicating, the interface will skip to the function menu of [Diagnose], as shown in Figure 3-9.Fig. 3-9

32LAUNCH X-431 PAD User's ManualIn Fig. 3-9, there are four functions of [Engine]: “Read trouble code”, “Clear trouble code”, “Read data stream” and “Special function”. 3.3.1 Read trouble codeClick [Read trouble code] in Figure 3-9, X-431 PAD starts executing this function. After testing, results will appear on screen, as shown in Figure 3-10.Fig.3-10Click to return to the previous screen.If the tested system has no DTCs, a message will appear on the screen, indicating that there are no DTCs in the system. 3.3.2 Clear trouble codeClick [Clear trouble code] as shown in Figure 3-9, all existing trouble codes will be cleared.

33LAUNCH X-431 PAD User's ManualFig. 3-11If trouble codes are cleared successfully, a prompt message will appear on the screen, as shown in Figure 3-11. If all trouble codes have been cleared, or there are no trouble codes, “No DTCs” will appear on the screen. Click to return to the function menu of diagnostic system.3.3.3 Read datastreamClick [Read datastream] as shown in Figure 3-9, you can read the running parameters. See Fig. 3-12.Fig. 3-12

34LAUNCH X-431 PAD User's ManualClick to select the desired datastream item (more datastream items can be chosen), then click , dynamic data of the selected datastream will appear on screen, as shown in Figure 3-13. Fig. 3-13To view the dynamic waveform of the selected datastream, click [Record] ( and will become active) in Figure 3-14. Click to pause recording; click to stop recording. (To view the recorded datastream, refer to “3.3.5 Driving record management)Click [Plot] in Fig. 3-13, the waveform of O2 will be displayed on the screen, as shown in Fig. 3-14.Fig. 3-14

35LAUNCH X-431 PAD User's ManualIf more datastream items are selected, click [Plot-2], [Plot-4], [Plot-6], [Plot-12] and [Combination] to switch to display in multi-view window mode. Fig. 3-15 and Fig. 3-16 represent the display effect of [Plot-4] and [Combination] respectively (Combination means to display the selected datastream items into one waveform with each datastream marking in different color for easy review and analysis). Fig. 3-15 Fig. 3-163.3.4 Special functionThis option allows you to detect whether the system parameters are normal or not.Click [Special function] in function menu, the screen will be shown as Fig. 3-17.Fig. 3-17Note: We just take [1# injector] as an example to show how to set the special

36LAUNCH X-431 PAD User's Manualfunction.To detect whether [1# injector] works normally or not, click [1# injector], the screen will be shown as Fig. 3-18.Fig. 3-18Note: If [1# injector] works abnormally, the system will fail to indicate that the part has some trouble.3.3.5 Driving record managementView the recorded and saved datastreams and waveforms (To record, click [Record] on the running interface of datastreams).On vehicle selection menu, click in Fig. 3-19.

37LAUNCH X-431 PAD User's ManualFig. 3-19The system switches to Fig. 3-20, listing datastream information for different vehicles and records in different time. Select the one you want to view and click in Fig. 3-20.Fig. 3-20Click , the screen will be shown as Fig. 3-21.To delete some test system record, click .Click to return to the previous screen.

38LAUNCH X-431 PAD User's ManualFig. 3-21To view datastream information, select the desired one and click , then the system will present you the recorded dynamic datastream information again.

39LAUNCH X-431 PAD User's Manual4 WebbrowserBrowser is available on X-431 PAD, which helps you retrieve and search for information sources all the time.Click [Webbrowser] to enter. Fig. 4-1In address bar, use the on-screen keyboard to input the Uniform Resource Identier (URL) of the desired resource, and click to visit it. See Fig. 4-1.In search bar, input the desired information and click to search it with google search engine.Click to open a new blank page.Click to close the page.Click Favorites to bookmark the web pages so that the user can quickly return to them in future. Click to view and maintain the favorites.

40LAUNCH X-431 PAD User's Manual5 Photograph/Video X-431 PAD is equipped with a 2 mega pixel lens for your photographing and video recording.Click [Video], the screen will enter video recording interface as shown in Fig. 5-1.Fig. 5-1Click to view all recorded video les. See Fig. 5-2.Click to start recording. While recording, drag scroll bar to adjust the screen size.Click to switch to camera mode. See Fig. 5-3. (In video mode, you can also press directly on the X-431 PAD to enter photograph mode.)Click to exit the program.

41LAUNCH X-431 PAD User's ManualABCDEFFig. 5-2Below are detailed descriptions on layout and functions on Fig. 5-2.Icon Name & FunctionsAPlayback windowBPlayback progress bar: drag it directly to perform fast forward/fast reverse function.CPlayback timeD Return: return to the previous screen.EPlayback control buttons: controls the progress of playback.FVideo le name display areaIn photograph mode,Drag scroll bar to adjust the screen size;Click to switch to video mode;Click to take a picture;Click to view all photos that has been already taken. See Fig. 5-4.Click to exit the application.

42LAUNCH X-431 PAD User's ManualFig. 5-3Zoom inZoom outSend the pictureout via emailR e t u r n t o t h e previous screenRotate the pictureRestore the picture to the original sizeFig. 5-4

43LAUNCH X-431 PAD User's Manual6 Launch NewsThis option enables you to obtain the latest news and software download information about the device. To perform this function, please configure your network.Click [Launch News] on the main menu, the system will enter a screen similar to Fig. 6-1.Fig. 6-1Click the desired news in Figure 6-1 detailed information will appear on the screen.Click to refresh the news page. In Figure 6-2, use / to turn pages if the information is more than one page. Select one of the software programs and click it, the system will enter the content page.

44LAUNCH X-431 PAD User's Manual7 LetterboxX-431 PAD provides mailbox function, by which you can send E-mail to us once you come across any question or problem unresolved, and we will give you professional answer in time.To use this function, make sure that you have registered a passport and product successfully and network is properly congured.7.1 Read mailClick [Letterbox] on the main menu, the system will enter a screen similar to Fig. 7-1. Fig. 7-1Input your user name/CC/Email, then click [Log In] to enter the mailbox main menu. If you have not registered a passport or your product, please click [New Register] to start registering. For details on how to register, please refer to item 8.1 Register in Chapter 8 Update. In mailbox interface, there are four items available: Inbox, Sentbox, Broadcasting messages and Draft. Select one (e.g. Read mail), and click it to read the details.7.2 New mailClick [ ] on mailbox main menu screen, mail writing interface appears on the screen, as shown in Figure 7-2.

45LAUNCH X-431 PAD User's ManualFig. 7-2Click title or content edit box, the on-screen keyboard will appear automatically, use it to input or write down the title and contents by stylus manually.Button descriptions:[Attachment]: click to add an attachment.[]: send the mail.[]: save a mail that is not nished or will be sent later.[]: return to the previous screen.When a new mail is nished, click [ ]. If the mail is sent out successfully, a prompt message will pop up. If the mail fails to send out, a dialog box will appear on the screen. Click [OK] to send the mail again, or click [Cancel] to cancel sending.

46LAUNCH X-431 PAD User's Manual8 UpdateX-431 PAD provides quick and easy software update service, by which you can enjoy all update services including download and update the software. Note: Enter the update center, vehicle software which can be updated are default to be checked, you can click [Upgrade] to perform one-key update. You can also click [Opt] to select all or deselect all. 8.1 RegisterTo operate this device, you have to experience a product registration. After entering the function modules, a service terms screen will appear. After reading all items, click [Agree], a registration page will appear automatically and once registering is complete, this page will never appear again.Note: Before registering, please check you network configuration or Wi-Fi connection.8.1.1 Register a passA. In case you have no passFig. 8-1Click the input box (items with * must be filled), use the on-screen keyboard to input user name, valid Email, Email login password and conrm password. Click to turn to the next page to input more information. After nishing, click [Register] to register.After you registered successfully, the system will offer you a CC number. See

47LAUNCH X-431 PAD User's ManualFig. 8-2. If “Authenticate Email” is checked while registering, the system will also prompt you that you have bound Email successfully.Fig. 8-2Note: If Authenticate Email is checked while registering Email information, the system will send the confidential information to your Email immediately after registering successfully. And we will notify you of the latest update information in the future. It is strongly suggested to bind with your Email.B. If you have registered a passIn this case, the system will enter the login interface as shown in Fig. 8-3.Fig. 8-3Click [Login] to enter update center.8.1.2 Register your productAfter registering a pass, the system will enter the product registration screen, as shown in Fig. 8-3.

48LAUNCH X-431 PAD User's ManualFig. 8-3Product SN is printed on the bottom of X-431 PAD. While purchasing this product, you will be offered one envelop, in which there is the register password (secret). You can obtain the dealer code from the dealer. Complete filling the information and click [Submit] to enter update center. Note: Please contact the local dealers if you can not register.8.2 UpdateWhile updating, make sure your network (wired or Wi-Fi) works properly, then click “Update Center” to enter Fig. 8-5.Fig. 8-4

49LAUNCH X-431 PAD User's ManualIn Fig. 8-4, there are total five options: Upgradable, Installed, Application, Diagnostic and One-Click Prole. For details, please refer to the table as below:Option FunctionsUpgradable View all upgradable softwares including main unit software and diagnostic softwareInstalled View all updated softwaresApplication Update software of X-431 PAD main unitDiagnostic Update diagnostic software of certain vehicle makeOne-Click Prole Personalize your setting for one-click update.If a upgradable version is available for certain software, the checkbox close to it will be selected by default.Click “Opt” in title bar to select all or deselect all.If the content is more than one page, click / to turn pages.Click to refresh the page.Click the desired item, the checkbox will become to , then click , the system will start downloading, as shown on Fig. 8-5.Fig. 8-5Click to pause the download.After download finishes, the system will install the softwar automatically. If “Installation succeed” appears, it indicates that installation has completed.

50LAUNCH X-431 PAD User's ManualIf the network communication interrupts, software download will fail and “Installation failed” will be shown. In this case, please check the network and download it again.If “Install after restart” appears, this software will be installed automatically after restarting system.Additionally, vehicle search is also supported. Input the desired vehicle make in search box, and click , all search result will be listed on the screen. Click the desired one to update.

51LAUNCH X-431 PAD User's Manual9 My dataThis option enables you to manage user data, including diagnostic data log, captured screen les, photos, videos. Moreover, you can perform browse, view, clear, import and export etc.In main menu of X-431 PAD, click [My data], the screen will be displayed as Fig. 9-1.Fig. 9-1In Fig. 9-1, click the desired option on the left, all files in this option will be displayed on the right window.9.1 View dataClick to zoom in.9.2 Import dataClick , the system will enter data import screen. See Fig. 9-2.Choose the desired one, and click to import.

52LAUNCH X-431 PAD User's ManualFig. 9-29.3 Export dataTake “Image/Video” as example to present how to export data.Click [Check] to select all items, then click , a dialog box will appear. Click the triangle next to the path and choose the target path that you want to save, then click [OK] to export the selected le.9.4 Delete dataChoose the desired item and click to enter Fig. 9-4. Click [Yes] to delete it; click [No] to cancel it. Click to exit the application. Fig. 9-4

53LAUNCH X-431 PAD User's Manual10 BorescopeAutomotive borescope is mainly applied to those unseen parts of engine, fuel tank, braking system. While testing a vehicle system, engine is one of the main parts to be checked. To check if the internal of a engine is qualified or not or whether internal carbon deposit and damage exists in the engine or not, we can make full use of a borescope to solve these quesitons. X-431 PAD has an optional function of borescope, which enables you to observe the parts that can not be seen or reached with the aid of borescope. In addition, the captured pictures and videos also provide you intuitive data for easy analysis. 1. ConnectionsConnect one end of the borescope (optional) to the borescope port of X-431 PAD, and extend the other end to some unseen or unreachable parts of engine, hydraulic system, nozzles etc. for illumination.2. How to useAfter connections are properly made, press on the X-431 PAD to turn it on. Wait until the system enters the main menu, click [Borescope] to activate it, then the screen will display the scene captured from the borescope lens. Adjust it until the lens stops in the desired place, then click or button on the screen to take a photo or record video.For detailed operations, please refer to user’s manual included with the borescope.

54LAUNCH X-431 PAD User's Manual11 FQAIn process of operation of X-431 PAD, you may come across some questions, including the software, hardware, operation and something related to the vehicles. Read the user’s manual to get the answer if you have any question. If it can not be solved still, please note it down and contact our Customer Service Center (hotline: +86-0755-84528767) for help. Here, we list some frequently asked questions and answers on using X-431 PAD.11.1 About hardwareQ: Why does the LCD touch screen respond so slowly in cold whether?A: It is because the ambient temperature is close to the lower limit of operating temperature range (-10-55℃). Under this situation, it is necessary to warm up the machine for 30 minutes before test.Q: There is only backlight and no character on the screen. What should I do?A: Check if the power is well connected. Turn off the machine, unplug the power connector and re-plug it. Turn on the machine after it has been connected to the power for 1 second.Q: Why there is no response or response incorrectly while clicking the screen with touch pen?A: Please calibrate the screen again. Q: What can I do when the screen is confused?A: Please quit the current application (interface), and run it again. If the problem still exists, please restart the system.Q: Why can’t the data be input after Soft Keyboard is activated?A: The position where the cursor locates can’t be edited. Or you have not activated the cursor in the input position, please use the stylus to click the part to edit. You can input the data if the cursor ashes.Q: Why X-431Diagun fails in communication with ECU?A: Please check and make sure that the diagnostic connector and diagnostic program are matching the vehicle make.11.2 About softwareQ: System halts when reading data stream. What is the reason?

55LAUNCH X-431 PAD User's ManualA: It may be caused by a slackened connector. Please turn off the machine, rmly connect the connector, and switch on the machine again.Q: Why X-431 PAD fails in communication with ECU?A: ECU does not respond. Please try to use the latest update tool to upgrade to the latest diagnostic program.11.3 About systemQ: Main screen blinks at the moment when engine ignition.A: It results from electromagnetic interference and this is normal phenomena.Q:Diagnose interrupted during diagnosing process. A: Caused by electromagnetic disturbing or poor connecting.Q: There is no response when communicating with on-board computer.A: Please conrm the proper voltage of power supply and check if the throttle has been closed, the transmission is in the neutral position, and the water is in proper temperature.Q: The systems equipped with the vehicle can not be diagnosed.A: DLC of some early models is separated; refer to User’s Manual for details.Q: The fault code storage is blank.A: Usually, it’s the “suquela” for shared circuit. Please locate and analyze the most similar fault code and its circuit.11.4 Other questionsQ: The thermal paper can no be fed after being loaded.A: It is possible to install it improperly. Refer to Chapter 2.3 Printer in the User’s Manual or consult from our branch ofces or dealers.Q: How long is the standby time of battery?A: Recharge it correctly. In general, the charging time is about 6 hours for new machine. Once the charing icon disappears, it indicates it is fully charged. If standby time is set, it can last for about 7 hours.Q: The screen is too white and characters cannot be seen. What is the reason and what should I do?A: It may be caused by improper contrast. Please refer to the section “Adjust Brightness” to adjust the contrast.

56LAUNCH X-431 PAD User's ManualQ: Why is the machine automatically powered off during standby?A: It is because the machine has been set for energy saving. Automatic shutdown will take place if the machine is not operated for a specied period of time. Refer to the section “Power option” under System setting in User’s Manual.Q: Why can’t the tested result be printed out?A: There may be no paper in the printer. Please mount a roll of new paper. See Chapter 2.3 Printer in the User’s Manual.Q: Why is there no character on the printing paper?A: The paper is mounted reversely. Please take out the paper and mount it again. See Chapter 2.3 Printer in the User’s Manual.

57LAUNCH X-431 PAD User's ManualWarrantyTHIS 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 procedures established by LAUNCH. No agent, employee, or representative of LAUNCH has any authority to bind LAUNCH to any affirmation, representation, or warranty concerning LAUNCH automotive meters, except as stated herein. DisclaimerTHE ABOVE WARRANTY IS IN LIEU OF ANY OTHER WARRANTY, EXPRESSED OR IMPLIED, INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Order InformationReplaceable and optional parts can be ordered directly from your LAUNCH authorized tool supplier. Your order should include the following information:1. Quantity2. Part number3. Item descriptionCustomer Service DepartmentIf you have any questions on the operation of the unit, please contact us: +86-0755-84528767If your unit requires repair service, return it to the manufacturer with a copy of the sales receipt and a note describing the problem. If the unit is determined to be in warranty, it will be repaired or replaced at no charge. If the unit is determined to be out of warranty, it will be repaired for a nominal service charge plus return freight. Send the unit prepaid to: Attn: Customer Service DepartmentLAUNCH TECH. CO., LTD.Launch Industrial Park, North of Wuhe Avenue, Banxuegang, Bantian,

58LAUNCH X-431 PAD User's ManualLonggang, Shenzhen, Guangdong P.R.China, 518129Launch website: http://www.cnlaunch.comCar cloud website: http://www.dbscar.com

59LAUNCH X-431 PAD User's ManualX-431 PAD Product SNDealer CodeNotes: 1. The Launch Tech Co., Ltd. shall label the “X-431 PAD Product SN” before delivering;2. The dealer shall ll in the “Dealer Code” on the box and stamp on it before selling.3. The “X-431 PAD Product SN” and “Dealer Code” need to be on site while updating online via wired network or Wi-Fi. See “Update” in this manual for the details. Please keep this manual well.

Statement: LAUNCH reserves the rights to make any change to product designs and specications without notice. The actual object may differ a little from the descriptions in the manual in physical appearance, color and configuration. We have tried our best to make the descriptions and illustrations in the manual as accurate as possible, and defects are inevitable, if you have any question, please contact local dealer or after-sale service center of LAUNCH, LAUNCH does not bear any responsibility arising from misunderstandings.

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