X-431 TOP User`s Manual
Contents
1. 31 About Update via 31 About ODOFduOD sl 31 Questions Related to Vehicle 32 Malhlenance endo 32 X 431TOP Technical parameter 33 Usage 33 Oscilloscope Technical 33 Engine Analysis 33 Sensor Test Technical Parameter 33 Bluetooth Technical P arameter 34 Safety 34 c www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual Safety Precautions Precautions on Operation Please read the construction before operation Donotcollide in operation After flickering unplug the main socket when there is no run or chaos screen Reinsert the plug then operate careful when it is connected with the main cable and the diagnosis socket Tighten the screw fastener and avoid disconnecting or destroying the interface Handle with care Avoid collision Unplug the power after operation the connector when plugging or unplugging it Do not pull the cable for unplugging Safety Precautions Automotive batteries contain sulfuric acid that is harmful to skin In operation direct contact with the automotive batteries should be avoided P2. serial number Fig 4 6 Download Center Refer to software download Purchase Center amp Update center R efer to software purchase and update Member Information Display and renew the current member information Product Registration Register newly purchased product Order Information Check or cancel the unpaid order Renew Password After entering the right old password then can renew the password Awarded for complaint If users meet some trouble during the operation he can feedback to LAUNCH Effective complaint will be awarded by LAUNCH Logout Users exit the registration Software Download After log successfully the screen will enter the download center interface See fig 4 8 Registered user can download the software that installed in the download center Before download users had better set up a new folder named X 431TOP update on the computer desktop and put the download file to the X 431TOP update according the next steps Note 1 Software update of free charge will be provided by LAUNCH for one year The free period is from the 20 c www x431 lv www diagtools lv LAUNCH registration date on the website not the purchase date That is during one year after the registration users can free download the corresponding software 2 If there is not the latest version in the download center users can buy the version in the purchase center or in the update
3. 515 17 Independent IGNITION eee 18 Simultaneous 10 19 20 S ingle cylinder P 20 Raster 20 Parade 21 Open 21 Overlap 21 Data Rolle 21 Display Waveform Adjustment 21 une 22 X 431 TOP User s Manual Connection Description 22 Vehicle Multimeter eee 22 Simulation 23 Frequency 61 23 Predefined 24 Hand draw Waveform 24 Precautions on Checking Vehicle Sensor 25 Vehicle 25 Update of diagnostic Software 26 User 5 26 Fill in Product Information 21 Fill 1 21 Software 0 20 Member 1 001 28 Software 20 Software Purchase and Update 30 m
4. Button for ES purchase Click pay to buy the software The bought 30 c www x431 lv www diagtools lv LAUNCH software will be automatically added to the user s download center Click clear to clear all the software in the shopping cart Click purchase other to buy other software See fig 4 15 The operation for update center is the same as for the purchase center X 431 TOP User s Manual FAQ X 431TOP is a hi tech product With the development of modern automotive industry more and more new technology will be adopted and there may be questions during operation Read the user s manual to get the answer whenever you have any question or contact our Customer Service Center for help Here we list some frequently asked questions and answers relating to X 431 TOP About Update via Internet Question Some downloaded diagnostic program is not listed in the update tool what is the reason Answer There are two possible causes 1 The downloaded diagnostic program is not put in the same folder as other diagnostic programs Please move it to the same folder as others 2 The diagnostic program is not fully downloaded Please download the program again Question Why can t some model data program be used after update Answer The model data program is destroyed Please download and update again About Operation 2t Question S ystem halts when reading data stream What is the reason Answer
5. 40 C Transporting storage relevant humidity 20 90 40 C Pressure 86Kpa 106kpa Oscilloscope Technical Parameter Collection time resolution range 2 5 u s 5 0 u S 10 0 u 5 25 0 u 5 50 0 u s 100 u 5 250 u 5 500 u 5 1 0ms 2 5ms 5 0ms 10 0ms 25 0ms 50 0ms 100ms 250ms 500ms 1 05 2 55 5 05 10 05 2 signal mode DC AC Channels 1 Coupling mode DC AC 2 Measuring range 5 0mv div 10 0mv div 20 0mv div 50 0mv div 100 0mv div 200 0mv div 500 0mv div 1 0v div 2 0v div 5 0v div 10 0v div 20 0v div Trigger 1 Trigger channel one of the CH1 CH2 CH3 and CH4 2 Default trigger channel CH1 3 Default trigger level Omv 4 Default level range 6X the measuring range of trigger channel Measuring 1 Voltage Differential between cursor the measuring range of the channel 50 2 Time differential between cursor the time resolution range of any channels 50 Precision 1 Time resolution 2 5us 2 Voltage resolution 5mv 3 Time precision 5 4 Voltage precision 5 X 431 TOP User s Manual Ignition Analysis Parameter Engine speed measuring range 500 7200 r min 2 Real VCY ICCANG Platinum Dwell angle 96 measuring range 0 90 cam bearer Precision Engine speed indication error is less than 196 2 Real VCY ICCANG Platinum Dwell angle indication error is less than 1 cam bearer Sensor Test Technical Parameter Sensor test function Voltag
6. Conditions for Test Question Some systems can not be diagnosed Why Answer The diagnostic socket for the system on some early vehicle may be separated X 431 TOP User s Manual Refer to the vehicle instruction manual Question No trouble code is found Why Answer It may be caused by the shared circuit Find the nearest trouble code and circuit for analysis Question Why are there too many trouble codes Answer t may be caused by poor contact or poor grounding Make sure that the vehicle model year is selected correctly and the vehicle is equipped with the system Maintenance storage Store the X 431 on a flat and dry place with suitable temperature Never put the X 431 in direct sunlight or near the heating source Prevent smoke water and oil from entering the X 431 Avoid shock dust moisture and extremely high temperature Do not disassemble the main unit Clean the outside surface and screen with soft cloth that is dipped with a little water if the main unit is dirty This should be done after the machine is turned off and the power cable is removed Periodically turn on the X 431 main unit if it is not operated for long time to avoid moisture 32 c www x431 lv www diagtools lv LAUNCH X A31TOP Technical Parameter Usage Parameter Working ambient temperature 0 C 50 C Transporting storage temperature 10 C 70 C Working ambient relevant humidity 20 90
7. It may be caused by a slackened connector Please turn off the machine firmly connect the connector and switch on the machine again Question Why does the saved data disappear c www x431 lv www diagtools lv LAUNCH Answer You ve changed language and the data is related to language You may find the data after switching back to the former language Question What can do when the screen Is confused Answer Please quit the current application interface and run it again If the problem still exists please restart the system Question Why cant do operation in current interface Answer There are two possible causes Your current interface has exited illegally In this situation you may not see the name of the application interface in the pop up list when you click the active taskbar icon 2 The system is busy please wait patiently or click the active taskbar icon to switch to another application Questions Related to Vehicle Question Why is operation interrupted during diagnosis Answer It may be caused by electromagnetic interference or incorrect connection of connector Question Why is there no response from vehicle ECU at communication Answer Make sure that the voltage of vehicle battery ignition timer and idle speed are in standard range the throttle is in the closed position and all electric devices such as headlight stereos etc are turned off Refer to the section
8. BMW20PIN See fig BMW 20 DIAGNOSTIC CONNECTOR diagnostic socket model 14 FIAT 3 DIAGNOSTIC CONNECTOR 1 Diagnose FIAT3PIN diagnostic see fig socket model 1 5 15 GM VAZ 12 DIAGNOSTIC 1 Diagnose GM VAZ12PIN See fig CONNECTOR diagnostic socket model 1 24 16 FORD 641 DIAGNOSTIC 1 Diagnose FORD6 1P IN See fig CONNECTOR diagnostic socket model 1 9 17 SMARTOBDII 16 DIAGNOSTIC 1 Diagnose OBDII16PIN See fig CONNECTOR diagnostic socket model 1 27 18 CHRYSLER 6 DIAGNOSTIC 1 Diagnose CHRYSLER6PIN fig diagnostic socket model 1 10 9 CONNECTOR c www x431 lv www diagtools lv gt I C i NO RO 2 CJ UI UI NO NO KO NO KO e CA m WO e 3 3 oO RO 4 U1 2 I 5 SUZUKI 3 DIAGNOSTIC CONNECTOR ISUZU 3 DIAGNOSTIC CONNECTOR DAIHATSU 4 DIAGNOSTIC CONNECTOR Diagnose SUZUKI3PIN diagnostic socket model Diagnose ISUZU3PIN diagnostic socket model Diagnose DAIHATSU4PIN diagnostic socket model CITROEN FUKANG 2 DIAGNOSTIC Diagnose CITROEN FUKANG CONNECTOR 2PIN diagnostic socket model MAZDA 17F JDIAGNOSTIC CONNECTOR Diagnose HAIMA CA7130 Diagnose BMW16PIN diagnostic socket model Diagnose all the systems except 1 CAN BUS system of OBD II with CAN BUS Diagnose DAEWOO12PIN diagnostic socket model Diagnose TOYOTA16PIN diagnostic socket model Diagnose SUBARU 9PIN diagnostic socket model Dia
9. Find the spark plug that causes the misfire of cylinder LEIHTH Fig 3 26 Raster Pattern 20 c www x431 lv www diagtools lv LAUNCH Fig 3 27 shows the raster pattern With the raster pattern itis very convenient to analyze the dwell angle and opening angle of each cylinder and the working state of each cylinder spark plug Parade Pattern Fig 3 28 shows the parade pattern This test can provide the valuable information about combustion quality state of each casing LEIHTH AI Bar Graph Fig 3 29 shows the bar graph LEIHTH X 431 TOP User s Manual Overlap Pattern Fig 3 30 shows the overlap pattern LEIHTH Data Table Fig 3 31 shows the data table It displays the data of ignition breakdown voltage spark voltage spark time dwell angle and overlapping angle in data table T IMA YOT ne Fig 3 31 Display Waveform Adjustment Click adjust in ignition analysis mask distributor independent or simultaneous mask to enter the adjust interface See fig 3 32 21 c www x431 lv www diagtools lv LAUNCH Fig 3 32 signal Click INC or DEC to increase or decrease the signal X axial Click IN or OUT to zoom in or zoom out the proportion of X axial Y axial Click IN or OUT to zoom in or zoom out the proportion of Y axial MOVE Click UP DOWN RIGHT or LEFT to move the waveform Vehicl
10. center In the purchase center users can buy the software that doesn t install in the download center In the update center users can buy the software that is beyond the free download period After purchase successfully the purchased software will be automatically added to the download center list Update Tool Download Before update users must download the update tools On the drop down menu users select the language then click download The screen will display the interface as shown in fig 4 9 Button for download Select language of program Fig 4 9 X 431 TOP User s Manual Click save to put it into the X 431TOP update Display Program Download When downloading the diagnostic program users can also download the display program On the drop down menu users select the language then click down Click save on the pop up menu to put the program into the X 431TOP update Diagnostic Program Download On the drop down menu select the language and the version The default version is the latest version Click down icon then click save on the pop up menu to save the file Click view to learn the detailed information of the version Users can down the diagnostic program into the X 431TOP update Up to now the software that iS for update is downloaded completely Software Update Open the X 431TOP update folder and double click the cond Then install the updat
11. main mask of the vehicle fault diagnosis is shown as in fig 3 1 Press vehicle fault X 431 TOP User s Manual diagnosis on the X 431TOP main mask as shown in fig 2 1 then enter 2 After conneting according to fig 3 1 choose the tested vehicle then press OK Jand enter the corresponding vehicle GAG Jas shown in fig 3 3 3 Choose the diagnosis versionlafter the upgrading of the diagnosis programm the old and new version coexist so there are many versions can be selected then press download After downloading start to run it after loading it into memory then enter the system choose mask as shown in fig3 4 NOTE There will be some differences during the process of entering the system because of the different sort of the vehicle series therefore the main operation is similar Please according to the clue in operate 4 After entering the system choose mask the screen will display the diagnosis function choose mask as shown in fig 3 5 NOTE Double click equals choose OK EN me gp e me E i 13 c www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual Fig 3 3 Fig 3 6 Vehicle Oscilloscope Vehicle oscilloscope does not only grasp the signals but also can display the signals through waveforms with slow speed Vehicle oscilloscope can record the signal waveform by storage and can replay the fast signal In thus it Is very convenient to analyse the fau
12. one end on the wrist and the other on the vehicle body attention to connect the ECU terminal c www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual Introduction X 431TOP automobile work station short for X 431TOP is a newly developed automobile diagnostic computer by LAUNCH It succeeds to the fruits of many years hard work and successful experience achieved by LAUNCH in the auto aftermarket field which enhance the function of diagnosis with available more than 100 series Besides its functions in reading trouble code and data stream actuation test read control module adaptation resetting maintain oil indicator and control unit code X 431TOP also has the functions of vehicle oscilloscope ignition analysis vehicle sensor and vehicle information query and these functions required several instruments once now only one X 431TOP X 431TOP is designed with fission type the main unit is separate from the terminal The terminal is actually a test box connecting to the correct port or component by cables diagnostic cable signal cable etc which is used to collect signals or cache The main unit with large LCD multicolor touch screen mainly deals displays and controls the signals X 431TOP main unit connects the terminal by bluetooth so users can diagnose and check the vehicle by touching screen in anywhere Multilanguage display makes operation convenient in different countries and regions The function of
13. press the power button to power ON the main unit For more details about other operation of main unit please refer to the accessory main unit manual Several minutes later the X 431TOP main unit automatically enters the main menu fig 2 1 The X 431TOP main unit will automatically communicates with the X 431TOP Terminal by bluetooth Menu Descriptions Xas TOP P ri Fig 2 1 X 431TOP automobile diagnostic workstation provides 5 functions vehicle diagnosis vehicle osilloscope ignition analysis vehicle sensor and vehicle autobase With help supplied by X 431TOP it is easy to operate by pressing buttons Vehicle diagnosis The following functions are applicable for all vehicles read trouble code clear trouble code read datastream and actuation test function It has other functions for different vehicle models For details please refer X 431 TOP User s Manual to the newly developped vehicle diagnosis programm Vehicle oscilloscope This function is uesd to test the vehicle circuit output waveform with a built in storage capacity of 100 pages of waveforms lt has perfect display control and trigger mode It can also test and display waveforms from 4 chunnels at one time Ignition analysis P rovide ignition waveform analysis including distributor system anglysis independent ignition system analysis and simultenous ignition system analysis Vehicle sensor For testing the output DC
14. software update via Internet makes it easy for customer to get the latest diagnostic program and keep pace with the development of automotive technology As new auto series released continuously in the market LAUNCH will in time develop the corresponding diagnostic software of new series new systems and new functions and will release the software on www X431 com c www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual Outline of X 431TOP As shown in fig 1 1 and fig1 2 X 431TOP is composed of two parts the terminal and the main unit Terminal is mainly used to collect signals The main unit is used to operate X 431TOP terminal by instruction and analyses and processes signals collected by X 431TOP terminal Fig1 1 X 431TOP terminal Fig 1 2 X 431TOP main unit c www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual Ports and Indicators See Figl 3 for X 431TOP connection ports and indicators Note table of ports and indicators CH1 channel 1 amp positive pole channel CH2 Cchannel 2 CH3 Cchannel 3 CH4 Cchannel 4 END GND came 6 Powerswich _ DC power jack EX 25PIN port 3 18 Dagon Communicate state indicator c www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual Connectors and Diagnostic Cables Fig 1 4 DAEWOO 12 Fig 1 5 FIAT 3 Fig 1 6 TOYOTA 16 Fig 1 7 TOYOTA 17 Fig 1 8 TOYOTA 17F Fig 1 9 FORD 6 1 Fig 1 10 CHRYSLER 6 Fig 1 11 S
15. the current duty ratio with adjusting by the decrease and add in the underside High battery value V to display the current high battery value of square signal with adjusting by the decrease and add in the underside Low battery value V to display the current low battery value of square signal with adjusting by the decrease and add in the underside 23 c www x431 lv www diagtools lv LAUNCH Fig 3 37 Predefined Waveform The X 431TOP provides predefined normal sensor waveform which is very convenient to simulate the sensor signal for users After exporting the predefined waveform choose the simulation waveform to be displayed after sensor type waveform type click start and then the relevant sensor waveform out put can be simulated Fig 3 38 shows the predefined waveform interface Sensor type click the triangle symbol and choose the sensor type to be simulated on the drop down menu The X 431TOP provides the predefined waveform for ECT EVP HO2S IAT MAF MAP TP VAF and VSS X 431 TOP User s Manual Hand draw Waveform Itis very convenient for users to simulate special waveform or fault wave with hand draw waveform function After drawing the waveform to be simulated in the left draw section and setting the crest voltage and bottom voltage of the waveform in the right parameter setting section then click start The X 431TOP can output the waveform Attention It
16. the option to measure The time base and voltage can be measured see fig 3 13 Corase tuning to move 4 scales by a click Fine tuning to move 1 5 scale by a click NE r p Fig 3 12 16 c www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual Fig 3 14 shows the interface of measuring voltage System auto setting parameter and display the signal waveform clearly Ignition Analysis Generally speaking diagnosis engine starts with ignition system Nowadays ignition system includes X distributor and distributorless Distributorless includes independent ignition and simultaneous ignition See fig 3 15 Fig 3 15 Distributor Ignition Analysis Connection description 1 1 431 terminal 17 Connect one end of the battery double clip to the battery for electricity and the other end to the X 431TOP terminal DC port refers to the X 431TOP terminal button and port description Connect one end of the oscilloscope GND cable to the X 431TOP terminal GND channel and the other end to the ground Connect one end of one cylinder signal cable to the CH2 of the X 431TOP terminal and the other end to the high tension cable Connect one end of the primary signal patch cord to the CH1 of the X 431TOP terminal and the other end to the primary positive of the ignition coil D T EUN LS MES 1 E n Fig 3 16 Connection illustration for distributor ignition 2 battery c ww
17. 431 TOP User s Manual LEIHTH T wr er mer nra Fig 3 21 independent ignition Simultaneous lgnition The diagram of the Simultaneous Ignition analysis is as same as the independent ignition s Refer to the independent ignition diagram Fig 3 22 shows the Simultaneous Ignition interface LEIHTH irem ret wr tras Fig 3 22 Simultaneous Ignition interface X 431TOP provides 7 display modes single cylinder wave parade pattern raster pattern bar graph overlap pattern ladder pattern and data table These display modes are very convenient for uesrs to watch waveforms Click display in the underside and then the buttons of 7 display modes will occur The default waveform is ladder pattern See fig 3 23 19 c www x431 lv www diagtools lv LAUNCH Fig 3 23 Fig 3 24 shows the display interface of independent ignition and simultaneous ignition Fig 3 24 Ladder Pattern Ladder pattern is the default display mode of System T E MUN Se cee RE REIS A on a y X 431 TOP User s Manual Single cylinder Pattern Fig 3 26 shows the single cylinder pattern The ignition primary single cylinder pattern test is mainly used to a Analyze the ignition dwell angle of single Cylinder b Analyze the capability of ignition coil and primary high tension circuit c Find the improper mixture A F ratio of single Cylinder d Analyze the capability of capacitance e
18. LAUNCH Trademark Information LAUNCH is a registered trademark of LAUNCH TECH CO LTD short for 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 Launch at http www cnlaunch com or writing to LAUNCH Xinyang Building Bagua 4th Road Shenzhen Guangdong Province P R C to request written permission to use Materials on this manual for purposes or for all other questions relating to this manual Copyright Information Copyright 2006 by LAUNCH TECH CO LTD All rights reserved No part of this publication may be reproduced stored in a retrieval system or transmitted
19. RODUCTS 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 conceming LAUNCH automotive meters except as stated herein Disclaimer THE ABOVE WARRANTY IS IN LIEU OF ANY OTHER WARRANTY EXPRESSED OR IMPLIED INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE X 431 TOP User s Manual Order Information Replaceable and optional parts can be ordered directly from your LAUNCH authorized tool supplier Your order should include the following information 1 Quantity 2 Partnumber 3 Item description Customer Service If you have any questions on the operation of the unit please contact us Tel 86 755 82269474 Fax 86 755 82264570 E
20. UZUKI 3 Fig 1 12 MAZDA 17 Fig 1 13 ISUZU 3 Fig 1 14 KIA 20 Fig 1 15 OBD 16C Fig 1 16 AUDI 4 Fig 1 17 BMW 16 c www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual Fig 1 18 BMW 20 Fig 1 19 BENZ 38 Fig 1 20 HONDA 3 Fig 1 21 DAIHATSU 4 Fig 1 22 NISSAN 14 16 Fig 1 26 CITROEN 2 Fig 1 27 SMART OBD II 16 Fig 1 28 TOYOTA 22 Fig 1 29 BENZ 14 Fig 1 30 SSANGYONG 14 Fig 1 31 SUBARU 9 Fig 1 32 CAN connector c www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual XX CCC CCTC T er Fig 1 33 VOLVO CAN connector Fig 1 34 Diagnostic cable fl Bera u DZ Ha p LU Fig 1 37 Secondary signal induction cable Fig 1 38 Oscillscope GND cable Lg U Fig 1 39S econdary signal cable Fig 1 40 Electricity control patch cord 1 Fig 1 41 Electricity control patch cord 2 Fig 1 42 Electric
21. any form of the Materials in the same form and manner that such copyright and other proprietary notices are included on the Materials Except as expressly authorized in this Agreement Customer shall not make any copies or duplicates of any Materials without the prior written permission of LAUNCH Term and Termination This Agreement and the iii c www x431 lv www diagtools lv LAUNCH license granted herein shall remain effective until terminated Customer may terminate this Agreement and the license at any time by destroying all copies of Materials and any Document Customers rights under this Agreement will terminate immediately without notice from LAUNCH if Customer fails to comply with any provision of this Agreement Upon termination Customer shall destroy all copies of Software in its possession or control All confidentiality obligations of Customer and all limitations of liability and disclaimers and restrictions of warranty shall survive termination of this Agreement Customer Records Customer grants to LAUNCH and its independent accountants the right to examine Customers books records and accounts during Customers normal business hours to verify compliance with this Agreement In the event such audit discloses non compliance with this Agreement Customer shall promptly pay to LAUNCH the appropriate license fees plus the reasonable cost of conducting the audit Export Software including technical data may be
22. ay attention not to splash the sulfuric acid into eyes Keep ignition sources away from the battery at all times Engines produce various poisonous compounds hydrocarbon carbon monoxide azote oxid etc which should be avoided 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 Ifyou are using 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 Precautions on Operating Vehicle ECU not disconnect the vehicle inner battery when connecting the ignition switch When it is disconnected transient voltage is very high which may damage the sensor and ECU Do not put the wireless reproducer near to the computer Do cut off the power supply of the ECU system before jointing on the vehicle Pay more attention to the ECU and sensor when operation is next to the ECU and sensor Do not use the pointer ohm meter instead of digital instrument for testing ECU and sensor without special explanation not test electric devices in relation with the ECU by a strobolamp unless otherwise expressly provided People who get in and out the vehicle must wear an earthing metal strip with
23. e cylinder signal available 40 20MM crocodile clip red 4 el 1 45 Convenient to input signal for See fig 41 5 test 1 40 fig Electricity control patch cord 2 5 nn uns en est 1 41 Convenient to inputsignalfor See fig test Convenient to inputsignalfor See fig test 1 43 fig Signal acquisition 0 1 36 fig Signal acquisition 1 44 See fig 1 38 Diagnose sensor el 1 35 Connect DIAGNOSTIC See fig 1 CONNECTOR to X 431TOP Terminal 1 34 Acquire power supply from See fig vehicle cigar lighter 1 46 Acquire power supply from Not vehicle battery available Transfer signals when checking primary signal and electricity control sensor which is convenient to input signals for 1 47 test Electricity control patch cord 1 Electricity control patch cord 3 Electricity control patch cord 4 Osciloscope cable D c Osciloscope probe Oscilloscope GND cable D 1 Sensor diagnostic cable Diagnostic cable Cigar lighter power supply U1 Battery cable w two clips See fig NO Primary signal patch cord o oe cade DE 11 c www x431 lv www diagtools lv LAUNCH X A31TOP Operation Starting After the X 431TOP Terminal power diagnostic cable etc For more details please refer to the explanations of connection below is correctly connected press the button to Power ON the X 431TOP Terminal refer fig 1 3 then
24. e sensor Fig 3 33 The function of vehicle sensor includes vehicle multimeter and simulation function X 431 TOP User s Manual Connection Description Fig 3 34 Connection illustration for vehicle Sensor 1 X 431TOP terminal 2 sensor test cable 3 test probe 4 battery cable w two clips Connectthe sensor test cable to the 26PIN port of the X 431TOP terminal Connect the power supply to the DC port of the X 431TOP terminal NOTE 1 From cigar lighter insert one end of the cigar lighter cable into the lighter socket in vehicle and connect the other end to the DC power connector of X 431TOP Terminal 2 From double clip power cable connect one end of the double clip power cable to the positive amp negative battery and the other end to the DC power connector of the X 431TOP Terminal Make sure to connect correct ends 3 From power patch cord connect one end of the power patch cord to the 100 240V AC socket and the other end to the jack of the on off power And connect the power jack to the DC power connector Vehicle Multimeter In the interface as shown in fig 3 35 voltage resistance and frequency can be tested 22 c www x431 lv www diagtools lv LAUNCH 0 000 Fig 3 35 Simulation Function With simulation function users can exactly judge if the sensor is good or not which can decrease replacing components blindly For example the trouble code displays the water temperature se
25. e test 1 Measuring range DC 400V 400 V 2 Input impedance 10 MO Resistance test 1 Measuring range 0 MO 1MO 2 Check precision 5 Frequency test 1 Measuring range 1 Hz 15 kHz 2 Input impedance 300 3 Input range 1 V 12 V 4 Check precision 1 Sensor simulation function DC voltage signal 1 Output range 12 V 412 V 2 The maximal output current 40 mA 3 Output precision 5 S quarl wave signal 1 Impulse frequency 0 1 Hz 15 kHz 2 Range 12 V 412 V 3 Duty ratio 10 90 4 0 utput precision 5 96 Sensor standard signal Frequency range 0 1 Hz 100 Hz 2 Range 12 V 412 V 3 Output precision 5 Hand draw waveform Signal Frequency range 0 1 Hz 100 Hz 2 Range 12 V 412 V 3 Output precision 5 33 www x431 lv www diagtools lv LAUNCH Bluetooth Technical Parameter Module 1 Condition temperature 20 C 0 C 2 The farthest transmission distance 50 meters open territory 3 The propositional transmission distance within 15 meters open territory Safety Requirement Evidence for export to USA FCC Part15 Section 15 107 Evidence for export to Europe IEC61000 4 2 2001 IEC61000 4 3 2002 IEC61000 4 4 A2 2001 IEC61000 4 5 2001 IEC61000 4 6 2001 c www x431 lv www diagtools lv 34 X 431 TOP User s Manual LAUNCH Warranty THIS WARRANTY IS EXPRESSLY LIMITED TO PERSONS WHO PURCHASE LAUNCH P
26. e tool according to the prompts on the screen When the installation is complete the X 431TOP 29 c www x431 lv www diagtools lv LAUNCH update tool icon will appear on the desktop Double click the X 431TOP update tool icon to run the program The program will automatically check the downloaded update files including the diagnostic program and the display program See Fig 4 11 Fig 4 11 Select the module for update in the interface shown in Fig 4 11 and click Update icon to update When the update is completed prompts will appear to notify successful update Software Purchase and Update If users can t find the software that he needed at this time users should buy the software in the purchase center Log on the www X431 com then enter the interface as shown in fig 4 12 Fig 4 12 Click purchase center to choose the serial number and then tick in front of the serial number X 431 TOP User s Manual Fig 4 13 Take the Transporter amp V Class as an example click the view that is in the same line with the Transporter amp V Class The screen will display the concrete information about the Transporter amp V Class diagnostic software A new page wil appear when user clicks Download button The pop up window will show the description for updating the downloaded software Fig 4 14 Click order to add the selected software to shopping chart See fig 4 14 mo away numm
27. ely 2 If the filled serial No or registration No is invalid the screen will display the message as shown in fig below Click OK button to return to the previous interface to re fill the correct numbers Microsort Internet Explorer AN Info ni hie mpi ib mim serial ii aubir Fill User Information 2 Fig 4 4 After information is filled in the interface shown in Fig 4 4 The red textbox must be filled After registration we will send the confidential information to your registered e mail so please make sure that your e mail is valid click Next step and then c www x431 lv www diagtools lv LAUNCH the screen will display the interface shown as fig 4 5 Click then the registration is completed m d Note Only the registered user can download and update the software Software Update Member Login The user becomes the registered member after registration Member can log in the website by filling username password and user type in the interface shown in Fig 4 1 Note when choosing the user type the common users may choose the customer If the dealer and the branch want to log in the website please use the user information given by LAUNCH head office After log successfully the screen will display the interface as shown in fig 4 6 The default interface is download center interface X 431 TOP User s Manual Select product
28. er a nonexclusive and nontransferable license to use for Customers internal business X 431 TOP User s Manual purposes the Materials and the Document for which Customer has paid the required license fees Document means written information whether contained in user or technical manuals training materials specifications or otherwise specifically pertaining to the equipment and made available by LAUNCH with the equipment in any manner including on CD Rom or on line Unless otherwise expressly provided in the Document Customer shall use the Software solely as embedded in for execution on or where the applicable document permits installation on non LAUNCH equipment for communication with LAUNCH equipment owned or leased by Customer and used for Customer s internal business purposes Note For evaluation or beta copies for which LAUNCH does not charge a license fee the above requirement to pay license fees does not apply General Limitations This is a license not a transfer of title to the materials and LAUNCH retains ownership of all copies of the Materials Customer acknowledges that the Materials contain trade secrets of LAUNCH its suppliers or licensors including but not limited to the specific internal designed structure of individual programs and associated interface information Accordingly except as otherwise expressly provided under this Agreement Customer shall have no right and Customer specifically agrees
29. ge of the unit you should be familiar with the engine Al information illustrations and specifications contained in this manual are based on the latest information available at the time of publication The right is reserved to make change at any time without notice c www x431 lv www diagtools lv LAUNCH End User License Agreement IMPORTANT PLEASE READ THIS END USER LICENSE AGREEMENT CAREFULLY USING LAUNCH OR LAUNCH SUPPLIED PRODUCTS AND SOFTWARE CONSTITUTES ACCEPTANCE OF THIS AGREEMENT LAUNCH IS WILLING TO LICENSE THE PRODUCTS INFORMATION SOFTWARE AND DOCUMENTS COLLECTIVELY MATERIALS TO YOU ONLY UPON THE CONDITION THAT YOU ACCEPT ALL OF THE TERMS CONTAINED IN THIS LICENSE AGREEMENT BY USING THE MATERIALS YOU ARE BINDING YOURSELF AND THE BUSINESS ENTITY THAT YOU REPRESENT COLLECTIVELY CUSTOMER TO THIS AGREEMENT IF YOU DO NOT AGREE TO ALL OF THE TERMS OF THIS AGREEMENT THEN LAUNCH IS UNWILLING TO LICENSE THE MATERIALS TO YOU AND DO NOT USE THE PRODUCTS AND DOWNLOAD OR INSTALL THE SOFTWARE The following terms of this End User License Agreement Agreement govern Customers access and use of the product except to the extent there is a separate signed agreement between Customer and LAUNCH governing Customer s use License Conditioned upon compliance with the terms and conditions of this Agreement LAUNCH TECH CO LTC or its subsidiary licensing the Materials instead of LAUNCH grants to Custom
30. gnose TOYOTA22PIN diagnostic socket model Diagnose COMBIAPIN diagnostic socket model Diagnose SEDAN3PIN diagnostic socket model Diagnose BENZ3PIN diagnostic socket model Diagnose BENZ14PIN diagnostic socket model Diagnose SSANG YONG14PIN diagnostic socket model BMW 16 DIAGNOSTIC CONNECTOR 1 OBD II 16C DIAGNOSTIC CONNECTOR DAEWOO 12 DIAGNOSTIC CONNECTOR TOYOTA 16 DIAGNOSTIC CONNECTOR SUBARU 9 DIAGNOSTIC CONNECTOR TOYOTA 22 DIAGNOSTIC CONNECTOR COMBI 4 DIAGNOSTIC CONNECTOR SEDAN 3 DIAGNOSTIC CONNECTOR BENZ 3 DIAGNOSTIC CONNECTOR BENZ 14 DIAGNOSTIC CONNECTOR SSANG YONG 14 DIAGNOSTIC CONNECTOR CAN IDIAGNOSTIC CONNECTOR 1 Diagnose CAN BUS system VOLVO CAN DIAGNOSTIC CONNECTOR Diagnose VOLVO vehicle with CANBUS m oO c www x431 lv www diagtools lv X 431 TOP User s Manual See fig 1 11 See fig 1 13 See fig 1 21 See fig 1 26 See fig 1 12 See fig 1 17 See fig See fig 1 4 See fig 1 6 See fig 1 31 See fig 1 28 Not available Not available Not available See fig 1 29 See fig 1 30 See fig 1 32 See fig 1 33 L LAUNCH X 431 TOP User s Manual See fig KES secondary signal cable Acquire secondary signal ss Acquire variety of secondary S ee fig 38 Secondary signal induction cable 1 signal of vehicle without high tension cable 1 37 Not 39 KES 200 cylinder signal clamp 1 Acquir
31. ick wrong number please click new order to change the order Then click start the system will execute the diagnosis Independent Ignition Independent ignition analysis has two connection modes one is with high tension and the other is without high tension 2 3 A 5 amp Fig 3 19 Connection illustration for independent ignition with outer High tension cable 1 X 431TOP terminal 3 battery cable w two clips 4 oscilloscope GND cable connecting GND 5 primary signal cable connecting CH1 2 battery 18 c www x431 lv www diagtools lv LAUNCH 6 secondary high tension cable Fig 3 20 Connection illustration for independent ignition with inner High tension cable 1 X 431TOP terminal 2 battery 3 battery cable w two clips 4 GND cable Cconnecting GND 5 ignition coil 6 secondary signal induction cable connecting CH1 NOTE 1 From cigar lighter insert one end of the cigar lighter cable into the lighter socket in vehicle and connect the other end to the DC power connector of X 431TOP Terminal 2 From double clip power cable connect one end of the double clip power cable to the positive battery and the other end to the negative See fig 3 From power patch cord connect one end of the power patch cord to the 100 240V AC socket and the other end to the jack of the on off power And connect the power jack to the DC power connector Fig 3 21 shows the independent ignition interface X
32. 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 X 431 TOP User s Manual 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 General Notice Other product names used herein are for identification purposes only and may be trademarks of their respective owners LAUNCH disclaims any and all rights in those marks There is a possibility that this unit is inapplicable to some of the vehicle models or systems listed in the diagnosis section due to different countries areas and or years Do not hesitate to contact LAUNCH if you come across such questions We are to help you solve the problem as soon as possible Disclaimer To take full advanta
33. is ok to draw a periodic integrated waveform when it is outputted the system will consider the waveform in the draw section as a periodic one Users don t need to consider the crest amp bottom battery and period in the draw section Only need to set the crest amp bottom battery and period in the right parameter setting section Fig 3 39 Click the button the mouse that moves to the draw section changes to be a pencil with which users can draw waveforms Click the button the mouse that moves to the draw section changes to be circle which can be used as an eraser Tl SH Clear the draw section Click the button the predefined waveform will be outputted Users can refer to the predefined waveforms 24 c www x431 lv www diagtools lv LAUNCH Precautions on Checking Vehicle Sensor Hold the connector when plugging or unplugging it Do not pull the cable for unplugging first check the fuse fusible line and X 431 TOP User s Manual sensors relays etc There are two test probes in the testing line The black one is the signal public port signal GND the red one is the input port for voltage resistance frequency test and output port for simulation voltage simulation frequency and X oxygen sensor Please choose the correct probes to match the different ports connection port Then check others after When measuring the voltage the ignition switch should be turn on and the ba
34. ity control patch cord 3 Fig 1 43Electricity control patch cord 4 Fig 1 44 Oscilloscope probe 7 c www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual Fig 1 45 20MM crocodile clip Cred Fig 1 46 Cigar ligter power supply Fig 1 47 Primary signal patch cord Note The hardware is different as the different con figuration for each modle c www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual Hardware Configuration NO NAME DESCRIPTION NOTE X 431TOP MAIN UNIT S X 431TOP TERMINAL p OYO Diagnose TOYOTA17PIN o UE semicircle diagnostic socket nn 3 CONNECTOR adel 4 TOYOTA 17F DIAGNOSTIC 1 Diagnose TOYOTA17PIN fig CONNECTOR square diagnostic socket model 1 8 MITSUBISHI HY UNDAI 12 16 DIAGNOSITC CONNECTOR 16PIN and 12 16PIN diagnostic 123 socket model NISSAN 14 16 DIAGNOSTIC Diagnose NISSAN14PIN and See fig CONNECTOR 16PIN diagnostic socket model 1 22 J HONDA 3 DIAGNOSTIC 1 Diagnose HONDA3PIN See fig CONNECTOR diagnostic socket model 1 20 MAZDA 17 DIAGNOSTIC 1 Diagnose MAZDA17PIN See fig CONNECTOR diagnostic socket model 1 12 Diagnose KIA20PIN diagnostic See fig m KIA 20 DIAGNOSTIC CONNECTOR ACE Diagnose AUDI4PIN diagnostic See fig AUDI 4 DIAGNOSTIC CONNECTOR 1 BENZ 38 DIAGNOSTIC 1 Diagnose BENZ38PIN See fig CONNECTOR diagnostic socket model 1 19 12 SMART 3 DIAGNOSTIC 1 Read the flash code of the old See fig CONNECTOR model 1 25 Diagnose
35. lts including the fast signals e g injector signal and intermittence fault signal and slow signals e g throttle position variation signal and oxygen sensor signal Fig 3 4 E Connection Description Connect one end of the battery cable w two clips to the battery for electricity and connect the other end to the X 431TOP terminal DC port refer to the X 431TOP terminal button and port description Connect the oscilloscope GND cable to the X 431TOP terminal GND channel When the oscilloscope cable is not long enough to connect the signal port the electronically controlled patch cord can be used to connect the oscilloscope cable and then connect the signal Fig 3 5 port Clicking the history button can view the diagnostic records saved before F ig 3 6 14 c www x431 lv www diagtools lv LAUNCH LE 5 2 4 Fig 3 7 Connection illustration for vehicle osciloscope 1 X 431TOP Terminal 3 battery cable with w two clips 4 oscilloscope GND cable 5 oscilloscope cable 6 electronically controlled patch cord 2 battery Attention Please use the special capacitance probe when diagnosing the ignition high tension line Do not directly connect the oscilloscope to the ignition secondary circuit NOTE 1 From cigar lighter insert one end of the cigar lighter cable into the lighter socket in vehicle and connect the other end to the DC power connector of X 431TOP Terminal 2 From double clip p
36. mail overseasales cnlaunch Com If 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 pre paid to Attn Overseas Department LAUNCH TECH CO LTD Xinyang Building Bagua 4th Road Shenzhen Guangdong Province China 35 www x431 lv www diagtools lv LAUNCH X 431 TOP User s Manual X 431TOP Terminal Serial Number Dealer Code Number Note 1 Launch will label X 431TOP Terminal serial number when products are shipped 2 The dealer must be requested to fill the dealer code number with broad seal when products are distributed 3 The X 431TOP Terminal serial number and dealer code number are needed when products are updated on the website Please refer to the update of diagnostic software chapter 4 After the productis sold the dealer should add the dealer code number information in the dealer management on the www X431 com otherwise the users cannot register on the website for update c www x431 lv www diagtools lv
37. not to i transfer assign or sublicense its license rights to any other person or entity or use the Materials on unauthorized or secondhand LAUNCH equipment and Customer acknowledges that ii c www x431 lv www diagtools lv LAUNCH any attempted transfer assignment sublicense or use shall be void ii make error corrections to or otherwise modify or adapt the Materials or create derivative works based upon the Materials or permit third parties to do the same iii reverse engineer or decompile decrypt disassemble or otherwise reduce the Materials to human readable form except to the extent otherwise expressly permitted under applicable law notwithstanding this restriction iv use or permit the Materials to be used to perform services for third parties whether on a service bureau or time sharing basis or otherwise without the express written authorization of LAUNCH v disclose provide or otherwise make available trade secrets contained within the Materials in any form to any third party without the prior written consent of LAUNCH Customer shall implement reasonable security measures to protect such trade secrets To the extent required by law and at Customer s written request LAUNCH shall provide Customer with the interface information needed to achieve interoperability between the Materials and another independently created program on payment of LAUNCH s applicable fee if any Customer shall obser
38. nsor fault But there is need to make sure the fault is in the water temperature sensor or in the connection among the ECU or in the ECU on earth So at this time the signal of simulating water temperature sensor instead of the water temperature sensor import signal to the microcomputer by simulation function If the engine work better and the fault symptom disappears so the fault is in the water temperature sensor If the fault symptom still occurs import the signal by ECU port So now if the fault symptom disappears the fault is in the connection between the water temperature sensor and the ECU if the fault symptom still occurs the fault is in the ECU The fig 3 36 shows default interface of simulation function DC interface Sliding the red slide bar in the right or display voltage value button in the underside can adjust the magnitude of the simulation out put DC current After fixing the voltage value click start in the underside and then the X 431 TOP starts to import simulation voltage X 431 TOP User s Manual Frequency Simulation Frequency simulation can simulate square signal with pulse frequency 0 1 15kHz range 12V 12V duty ratio 10 90 Click stable frequency in fig 3 36 to enter the Stable frequency emulate interface as shown in fig 3 37 Frequency Hz to display the current square signal frequency with adjusting by the decrease and add in the underside Duty ratio to display
39. ower cable connect one end of the double clip power cable to the positive battery and the other end to the negative Make sure to connect correct ends 3 From power patch cord connect one end of the power patch cord to the 100 240V AC socket and the other end to the jack of the on off power And connect the power jack to the DC power connector Oscilloscope Menu Fig 3 8 shows the entering vehicle oscilloscope menu Default trigger menu Parameter setting is in the left Trigger source the trigger channel of X 431 TOP User s Manual oscilloscope channel CH 1 channel CH2 channel CH3 channel CH4 The chosen channel is light Trigger mode auto normal and single continuum When in the auto mode trigger as receive the signal When in the normal mode trigger as satisfied the trigger requirements leading edge or trailing edge trigger level trigger point When in the single mode triggering once can display one waveform When in the continuum mode the variation of continuous waveform can be displayed Trigger edge the leading edge or trailing edge of waveform Clicking leading or trailing can switch mutually Trigger level the original voltage value of waveform with regulation by up and down Trigger point to regulate the horizontal position of signal trigger with leftward and rightward Note When the numerical value and cursor dont occur please choose the relevant channel displa
40. resistance frequency signal of the sensor and simulating the output voltage signal square wave signal standard output wave form signal of sensor and arbitrary wave form signal drawn by users Vehicle autobase Provide inquiry function for circuit diagram and sensor information for curent normal vehicle model Buttons Descriptions Parameter setting Use this button to alter the current parameter Save the current result Check the saved test records jen Use this button for help when you meet trouble Confirm and execute Return to the previous window Display the previous page Use this button when displaying all the content with several pages Display the next page Use this button to display all the content having several 2 c www x431 lv www diagtools lv LAUNCH pages Delete the chosen content Reset Print the current content Note The button will be highlighted when choosed When the button font is grey the button is disabled Function Introduction Vehicle Fault Diagnosis Connection Description Choose the correct port then connect the vehicle socket to main cable and connect the main cable to the X 431TOP Terminal See fig 3 1 Fig 3 1 Connection illustration 1 to connect the vehicle diagnostic socket 2 diagnostic connector choose the corresponding connector according to the vehicle model 3 main cable 4 X 431TOP Terminal Interface Operation 1 The
41. rface to enter the homepage See Fig 4 1 lI GL Button for register Fig 4 1 Click Register in the interface as shown in 6 c www x431 lv www diagtools lv LAUNCH fig 4 1 to open the window as shown in fig 4 2 Note When the member purchases one or more products after registration he should log onto the member area and then click product control to register the newly purchased product Refer to the section Member login The terms of service is shown in the screen After reading and fully understand it click accept button to enter the interface shown in Fig 4 3 Fill in Product Information Fill in the serial No of X 431TOP terminal registration No and dealer code in the interface shown in Fig 4 3 Fr pis Fig 4 3 The serial No is marked on the back of terminal The registration No is in an envelope delivered with the product the number must be kept confidential The dealer code is attached on the last page of the users X 431 TOP User s Manual manual After the information is filled click Next step to enter the next interface shown in Fig 4 4 Note 1 When a productis sold the dealer will log onto www X431 com and enter the dealer code in the Dealer administration area so that the user can do effective registration later User should contact the dealer if registration not be done effectiv
42. round when measuring voltage of one port one cable Checking the continuity of the ports contact and lead is checking the ports contact and lead electrify or not The measure way for Click index to voltage value can be used here Close the index and Check the faults in the ports of the CEU to 1180 resume 25 c www x431 lv www diagtools lv LAUNCH Fig 3 41 Move the mouse to one module See fig 3 42 or X 431 TOP User s Manual Click help to acquire the help about the circuit diagram See fig 3 45 Click exit to leave the select one module on the drop down menu See Fig 3 43 and then click to expand the circuit diagram The red part is the selected module See fig 3 44 h Display the concrete name as the mouse move the module Drop down select menu button of system module ET Li s enn TII I 7 t I T i j Click the module to return the whole diaaram mode Click to retum the whole diagram Click up down eft and right to move the diagram Fig 3 44 2 providing the define of Exitthe symboland autobase abbreviation in circuit diagram interface Bi nd elp button for interface Al Fig 3 45 Update of diagnostic Software User Registration Log on www X431 com Select the favorite language on the pull down menu at the upper left of the inte
43. subject to PRC export control laws including the PRC Export Administration Act and its associated regulations and may be subject to export or import c www x431 lv www diagtools lv X 431 TOP User s Manual LAUNCH Table of contents Safety 5 1 Precautions on 1 Safety 1 Precautions on Operating Vehicle ECU 1 2 Outline 0 431 3 Ports and Indicators EE 4 Connectors and Diagnostic Cables 5 Hardware 9 X 431TOP 12 SING NE HEN 12 Menu 5 12 Buttons 5 12 Function Introduction 13 Vehicle Fault 1 0 0 515 13 Connection 5 13 Interface 13 Vehicle Oscilloscope eee 14 Connection Description 14 Oscilloscope 15 Ignition 515 17 Distributor Ignition
44. ttery voltage should not be less than 11V This function provides the system circuit diagram When measuring the voltage please shake of normal model Click Vehicle autobase on the the lead lightly in the vertical and level direction for much veracity main menu See fig 2 1 to enter the fig 3 40 When checking if there is a fault of the line ere ERES s open circuit or not at first disconnect the JN CEU and the relevant sensor then measure the resistance among the ports of sensor in order to make sure there is open circuit and contact fault or not When checking if there is a short circuit fault or not please disconnect the CEU and the relevant sensor then measure the resistance value of the ports between the connected port and the vehicle body When the resistance value is more than IMQ there is no fault S elect language drop down menu Circuit diagram display section Before disassembling the engine electrical Fig 3 40 control system cable cut off the power Click on the left index to expand the index un that is the ignition switch is tumed Select the circuit diagram to view The circuit ports of connectors right section See fig 3 41 Contact the test probe and the two ports the two leads to be measured when measuring the voltage between the two ports or the two leads Contact the test probe to the ports the cable to be measured and the negative connector to the g
45. ve strict obligations of confidentiality with respect to such information and shall use such information in compliance with any applicable terms and conditions upon which LAUNCH makes such information available Software Upgrades and Additional Copies For purposes of this Agreement Software shall include and the terms and conditions of this X 431 TOP User s Manual Agreement shall apply to computer programs including firmware as provided to Customer by LAUNCH or an authorized LAUNCH reseller and any upgrades updates bug fixes or modified versions thereto collectively Upgrades or backup copies of the Software licensed or provided to Customer by LAUNCH or an authorized LAUNCH reseller NOTWITHSTANDING ANY OTHER PROVISION OF THIS AGREEMENT 1 CUSTOMER HAS NO LICENSE OR RIGHT TO USE ANY ADDITIONAL COPIES OR UPGRADES UNLESS CUSTOMER AT THE TIME OF ACQUIRING SUCH COPY OR UPGRADE ALREADY HOLDS A VALID LICENSE TO THE ORIGINAL SOFTWARE AND HAS PAID THE APPLICABLE FEE FOR THE UPGRADE OR ADDITIONAL COPIES 2 USE OF UPGRADES IS LIMITED TO LAUNCH EQUIPMENT FOR WHICH CUSTOMER IS THE ORIGINAL END USER PURCHASER OR LESSEE OR WHO OTHERWISE HOLDS A VALID LICENSE TO USE THE SOFTWARE WHICH IS BEING UPGRADED AND 3 THE MAKING AND USE OF ADDITIONAL COPIES IS LIMITED TO NECESSARY BACKUP PURPOSES ONLY Proprietary Notices Customer agrees to maintain and reproduce all copyright and other proprietary notices on all copies in
46. w x431 lv www diagtools lv LAUNCH 3 battery cable w two clips 4 oscilloscope GND cable connecting GND 5 cylinder signal clip Cconnecting CH3 6 oscilloscope cable Cconnecting CH2 7 distributor 8 ignition coil 9 primary signal patch cord Cconnecting CH1 NOTE 1 From cigar lighter insert one end of the cigar lighter cable into the lighter socket in vehicle and connect the other end to the DC power connector of X 431TOP Terminal 2 From double clip power cable connect one end of the double clip power cable to the positive amp negative battery and the other end to the DC power connector of the X 431TOP Terminal Make sure to connect correct ends 3 From power patch cord connect one end of the power patch cord to the 100 240V AC socket and the other end to the jack of the on off power And connect the power jack to the DC power connector Fig 3 17 shows the distributor interface LEIHTH Fig 3 17 distributor interface Primary Primary signal test Secondary Secondary signal test Config Configure the cylinder quantity and ignition sequence of engine Click config in fig 3 18 to enter the config interface Clear cache clear the cache waveform data X 431 TOP User s Manual Fig 3 18 On the pop down menu of cylinders select the quantity of the cylinder and then select the order sequence on the pop down menu of Ign Order or click the number to select the order If you cl
47. y in the display setting menu Other functions refer to the previous explanation with history save print help funcitons gridding turn on off gridding Fig 3 9 shows other interface 15 c www x431 lv www diagtools lv LAUNCH Fig 3 9 IB L Regulate the time base value time base the time value of the each case level length I7 IANHE ZG Channle parameter setting Fig 3 10 shows the channel setting interface Channel the current setting channel is lit Voltage the voltage value of the each case vertical length with regulation by add and decrease The display value in the right down corner display the regulation value Ground the OV voltage position of oscilloscope display with regulation by upland down Coupling mode AC DC and positive inverse DC coupling for measuring AC and DC Signal AC coupling only let the AC portion transit Note When the numerical value and cursor dont occur please choose the relevant channel display on the display setting Fig 3 10 modes to be chosen See fig 3 11 MEE F Aluar dar RF arm T oa iF X 431 TOP User s Manual CITLAY Display mode setting with 7 display E al w mi TT ide Fig 3 11 Measure voltage and time base Click measure in fig 3 12 to enter The right column Channel choose the channel to measure and the current channel is lit Option choose
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