DIACOM®
Contents
1. ECM Selection Link to Engine Enlarge Parameter Page 20 9 Quick Graph Throttle Sensor voltage Throttle Sensor Voltage 2 53 Right click on an enlarged window to display the fly out menu then select Show Graph The Quick Graph feature allows you to graphically view an item shown in an enlargement window This graph is smaller in size than the normal graph screen and it s intended purpose is to visually track parameter changes A Quick Graph screen can be displayed by right clicking on an enlarged window and then selecting Show Graph from the fly out menu that appears Quick Step Sequence Right Click on enlarged window then select Show ECM Selection Link to Engine Enlarge Parameter Page 21 9 ECM Tests i DLAC M Eis Configure Helo ECM Output Tast Deck Geuges 2 11 Q waning Buzzes 12 123 e Bwana Action 12 364 e Doema flamed H2 a Check Engine Lamp 12 31 Fuel Pump 12 34 a LAC Reset amp Abra Bae Ting Pod a GM OELOD CEH 1 EFI MIDE 1 MASTER The ECM Test menu will allow you to access special ECM functions The contents of this menu will change with each ECM type and may not always be available To access the Test Screen just press on the Test tab then select any of the available tests Quick Step Sequence Select B oss Folder Tab ECM Selection Page 222. 9 Real Time Graphing i DEAL TIM ie Conhgas Help ECH Data X Axis Resolution a SEE S KJ ed AM du wir iMt vr N Fail Fis Eriapa mj GM DELO CEH 1 EFI MODE 1 MASTER ma 17 150 When communicating with an engine Diacom allows you to plot simultaneous graphs of up to 3 engine parameters in the graph view To switch to the graph screen press the Graph folder tab In the Graph screen press the Parameter Selection icon and from the parameter selection window select any three parameters and press OK Quick Step Sequence F Select I Graph Folder Tab ECM Selection Link to Engine Select Parameters Page 23 9 Real Time Graphing Toolbars Graph Toolbar Graph Toolbar in Real Time Mode when viewing recorded files Parameter Selection Increase X Resolution Decrease X Resolution Resolution Resolution 128 Resolution of the X axis can be set to 32 64 128 256 or 512 points The Context Help Icon will f open the Diacom Help file 5 at the page containing related help information Page 24 9 Data Recording i DIACOM ie Configure Helo ECH Data fa Coolant Tenpmahen Injector Pubes wid LAC Poste Inj Pulse width ra Record Fie Test Recad ied Mame E Dk e dii e al Ir GM OELOD CEH 1 EFI MOLDE 1 MASTER 121841 58 a A i When a deeper analysis of an engine fault
3. Page 10 Page 13 Page 18 Page 28 4 The Contents of your Update Package Diacom Installation CD a o elt PAR eg Hi Bin a a A Th i a E 1 E 4 T Je DIACOM The Diacom installation CD con Fog EF OSIAGNGSTIC SCHETMWUINIRE E Y j tains the main setup program and Diacom marine software The Diacom MEFI 5 update kit also includes a CAN network adapter plug as shown below Additional adapters may be available for pur E chase which support new system Rinda r types Please contact Rinda Tech Technologies nologies for specific details P N 94023 CAN Network Interface Page 7 5 Minimum System Requirements In order for Diacom to function correctly please be sure that your PC meets or exceeds the following specifications Windows 98se XP or 2000 operating system 400 MHz or higher Pentium class processor 128 MB of RAM Windows 98se 256 MB RAM Windows ME XP 2000 50 MB hard disk space VGA display system or better CD ROM drive Internet Access optional but recommended One serial COM or USB port Diacom USB cable is for Window XP and 2000 only IMPORTANT INSTALLATION AND SETUP NOTE Some operating systems such as Windows XP Professional and Windows 2000 have security features which can prevent new software from being installed on a PC as well as prevent certain program options from being selected Be sure that your PC s operating system has b
4. Voltage iB VOC Desmed Engine Speed O APM Batterg Voltage 12 5 VOC Fuel Flow Rate 000 gph Throtth Sensor Voltage 53 VDE Gov Diesired TPS 100 Spark Advance rel to TOC 0 DEG Knock Retard 00 DEG Operating Hows 1092 3 kes Engine Overtemp Dr Low Dil Pressure Ort RPM Ovewspeed Status ri MPH Overspecd Status Off Hoin Mode Status Or Pose Steering Switch Olt boven Status Main function toolbar from which functions like ECM selec L tion Linking Recording Data Enlargement are performed Fig 2 on next page GM DELCO CEFI 1 EFI MODE 1 MASTER Liked bo ECM 121341 50 Page 13 8 Running Diacom Brief Overview The Main Toolbar The Main Toolbar provides quick access to the most important Diacom functions The icons in this toolbar will change according to the mode in which Diacom will be running see next page The toolbar presented below corresponds to Diacom running in data acquisition mode also the default mode at startup ECM Selection Icon Opens the ECM selection window from where an ECM can be selected Link Icon After selecting the ECM press this icon to es tablish a communication link with the engine Open Record File Icon Press this icon to open a previously saved data file Start Recording Icon This icon is used for starting a recording session Diacom must be linked to an engine Parameter Help Icon After pressing this icon just double click on an en gine parameter to see a brief ex
5. s ignition switch on From Diacoms main Data Screen click the ECM selection icon Fig 4 A pop up Window will appear instructing you to select an ECM system type Step 3 Select the ECM system type matching the one installed on the engine you intend to troubleshoot and then press the OK button Fig 5 i DIACOM File Tools Options Help ECM Data Fig 3 DRN i dass TF Mhisa r Pirie EIL d advance bus ex PDC pm adm Hanan Lem Hii rri m EFH epee Tisha Paes ieee Teih ECM Selection Button BAL CHLIT TER 1 EFUMODE eer Fig 4 ECM Selection List Please choose a system type Marine EFI MODE 1 Master Marine EFI MODE 1 Slave Marine EFI MODE 1 Twin Marine EFI MODE 0 Master Marine EFI MODE 0 Slave Marine EFI MODE 0 Twin 1996 Up Carb Thunderbolt V MerCruiser 2 8L amp 4 2 D TRONIC DIESEL BOSCH SYSTEM MerCruiser 7 3L D TRONIC DIESEL NAVISTAR SYSTEM MerCruiser PCM 555 Note Wrong choice may cause incorrect data to be displayed OK Cancel Fig 5 Help Page 16 8 Running Diacom A Guided Tour Step 4 For GM MEFI 3 ECMs only Diacom will display an additional window that lets the user select one of several ECM data messages Fig 6 Step 5 After selecting certain ECM types Diacom may attempt to briefly communicate with the ECM to determine its version Fig 7 Step 6 Diacom will now display an array of engine parameters on its data d
6. you the most by left clicking in the check boxes next to the desired parameters and then press the group button Page 27 10 Trouble Code View View and Erase Trouble Codes 81 Inj A Low Open 81 Inj B Low Open t ILow Oil Pressure Telltale Set Erase Trouble Codes Button Manufacturer s Service Manual Access Button GM DELCO MEFI 4 MODE 1 MASTER N Trouble Codes Found 14 25 49 900 This screen will automatically display any diagnostic trouble codes DTCs that Diacom detects after it establishes communication with an ECM or when a saved Record File is loaded To erase the trouble codes click on the erase trouble code button Quick Step Sequence Click on the Erase Trouble Code button A popup window will ask you if you wish to continue select Yes and the trouble codes will be erased The persistence of trouble codes on the screen indicates that the ECM still detects a fault Page 28 11 Service Manual Option 81 Inj A Low Open 81 Inj B Low Open 98 Select Manufacturer Please select the service manual UEM Mercury Marine Engis Central Modula ECM E Teri iirz dg F i ei T BHOI PEET E or pL ge s beet ans imme do m mini nur een pee A Te ez M dnas goin a mn rcm c Lm diem pee Bes eee cpasg nad per diem p acad Z rame Troia anas ni iT c GM DELCO MEFI 4 MODE 1 MASTER N Trouble Codes Found 14 25 49 900 Diacom provides a feature which allows engine manufacturer
7. Before connecting Diacom s communication cable to an engine verify that the engine s ignition switch is in the OFF position Plug the Diacom communication cable serial or USB into the respective connector serial Port on your laptop Choose a cable adapter compatible with the engine you intend to troubleshoot and connect it to the engine s diagnostic connector For example GM MEFI 5 systems will require the included 94023 CAN Network adapter You may start the Diacom marine software from the Windows Start Menu by double clicking on the Diacom program entry Setting the COM Port i DIACOM After Diacom s initial ECM Data EMQG installation on your PC you must select the correct communication port that the Diacom communication cable will be connected to Click on the Options menu as shown at right Select the Comm tab from the Diacom Options window then choose the appropriate COM Coa baa port from the list shown dedu ea at right If you need ets Ss additional assistance click on the HELP button located at the bottom of the Options window Serial Communication Ports IMPORTANT INSTALLATION AND SETUP NOTE Some operating systems such as Windows XP Professional and Windows 2000 have security features which can prevent new software from being installed on a PC as well as prevent certain program options from being selected Be sure that your PC s operating sys
8. DIACOIVI EFI DIAGNOSTIC SOFTWARE for Windows 98 XP and 2000 MEFI 5 CAN Software Update Quick Start Guide Rinda Technologies Inc Limited Warranty Hardware To the original purchaser only Rinda Technologies Inc warrants the supplied hardware com ponents to be free from defects in materials and workmanship under normal use for a period of one 1 year from date of purchase as evidenced by a copy of the sales receipt Rinda Technol ogies Inc makes no other express warranties on the hardware components The purchaser s sole remedy in the event of a breach of warranty is expressly limited to repair of the hardware components Repair parts and replacement products will be provided on an ex change basis and will be either reconditioned or new All replaced parts become property of Rinda Technologies Inc This limited warranty does not cover damage to the products resulting from misuse accident disaster abuse negligence improper maintenance or modification and or repair of the product other than by Rinda Technologies Inc Software By installing or using the supplied PC software you agree that Rinda Technologies Inc has made no express warranties to you regarding the PC software or firmware contained in hard ware products The software firmware 1s being provided to you asis without warranty of any kind Rinda Technologies disclaims all warranties with regard to the software and firmware express or implied includin
9. d io ECM Tz1241 860 The ECM Data screen displays an array of engine parameters The first column of the each item contains the data parameter description the second column shows the parameter s value and the last column shows the unit of measure VDC F RPM etc Page 18 9 Program Feature Highlights Data Recording Real Time Graphing Diacom Marine for Windows ECM Special Tests Enlarged Data View with Quick Graph Page 19 9 Enlarged Data View amp DIACUM Eie Lonligse Help ECH Data Enge Speed 1 Engine Running Time A Comant Temperature 7 Manifold Absolute Pressure Injector Pulse Width Throttle Position Base LAC Position Governor Integral TPS Stop Status Baro Sensor Voltage iB VOC Inj Pulse Width Cranking E ECH Program ID OF hex Manifold Ar Temperature 2 MAP Sensor Voltage 4 67 VOC Desmed Engine Speed ta 12 5 VOC Fuel Flow Hate 1 64 YOC Gov Desired TPS 0 DEL ut Enaock Hetard Enqane Overtemp RPH Overnpeed Status Hori Mode Slatur ig Govern Slalus pP M DELCO CEF 1 EFI MODE 1 MASTER Linked to ECM 12 18 4160 A Z id Q The Enlarged View feature allows you to select a data item and display it in a larger format This feature is enabled by clicking on the Magnify icon and then selecting the parameters you would like to enlarge Quick Step Sequence
10. een set up to allow full access during the Diacom marine installation and setup procedure This may require that you log on to your PC as a System Administrator Consult your operating system instructions for details on this topic Page 8 6 Installing the Diacom 1 Insert your installation CD into your PC s CD drive then select the RUN option in the Window s Start menu In the RUN window press the Browse button A file explorer window will open Locate and execute the setup exe file in the root directory of the Diacom installation CD 2 Follow the Setup directions and restart your PC if needed On some Windows versions the Diacom installation program may need to update a few system files 3 The Diacom software should now be installed Software Diacom Marine Setu Diacom xj Welcome to the Diacom Marine Setup program Thi program will install Diacom Marine on your comput It is strongly recommended that you exit all Windows programs before running this Setup program Click cnd to quit pe and then close any programs you have running Click Next to continue with the Setup program WARNING This p prooem i protected by copyright law and international treaties Unauthorized reproduction or distribution of this program or portion of it may result in severe civil and criminal penalties pi will be prosec maximum extent possible law Page 9 toes 7 Connecting the Diacom Cables
11. g without limitation any implied warranties of fitness for a particu lar purpose merchantability merchantable quality or noninfringement of third party rights Limitation of Liability Neither Rinda Technologies Inc nor its authorized dealer shall be liable for any defect indirect incidental special or consequential damages whether in an action in contract or tort including negligence and strict liability such as but not limited to loss of anticipated profits or benefits resulting from the use of this product including its hardware software and firmware or any breach of any warranty even if Rinda Technologies or its authorized dealer has been advised of the possibility of such damages In no event will Rinda Technologies Inc or its authorized dealer s liability exceed the price paid for the product Some states or jurisdictions do not allow the exclusion or limitation of incidental or consequen tial damages so the above limitation or exclusion may not apply to you The information presented in this manual is believed to be accurate Responsibility for errors omission of information or consequences resulting from the use of this information cannot be assumed by Rinda Technologies Inc Rinda Technologies Inc retains all rights to make changes to specifications at any time without notice Reproduction of this manual in whole or in part is forbidden without the express written per mission of Rinda Technologies Inc Man
12. gineer disassemble or otherwise reduce the Diacom software to a human perceivable form c You may not sell rent lease or sublicense the Diacom software d You may not modify the Diacom software or create derivative works based upon the Diacom software e In the event that you fail to comply with this License Agreement Rinda Technologies Inc shall terminate the license and you must destroy all copies of the Diacom software with all other rights of both parties and all other provisions of this License Agreement surviving any such ter mination 3 Ownership The foregoing License Agreement gives you limited license to use the Diacom software Rinda Technologies Inc and its suppliers retain all right title and interest including all copyright and intellectual property rights in and to the Diacom software and all copies thereof All rights not specifically granted in this License Agreement including Federal and International Copyrights are reserved by Rinda Technologies Inc and its suppliers Page 3 1 Safety Precautions Before attempting to use the Diacom software please read and observe the following safety precautions 1 Always refer to and follow the engine manufacturer s safety and service procedures to prevent personal injury and equip ment damage 2 Never connect or disconnect the Diacom cables with the ve hicle s ignition turned ON or while the engine is running 3 Always stay clear of any moving
13. is required Diacom s record capability will prove a valuable troubleshooting tool To start recording first establish a communication link with the engine s ECM then from the main Diacom ECM screen press the Record icon The Record icon will change its image to a Stop icon after the start of recording Pressing the Stop icon will bring up the File Save dialog where the user can specify a file name for the recorded file Quick Step Sequence A m ECM Selection Link to Engine Start Recording Page 25 9 Select and Sort Data e DEACUM Ee Configure Hep ECH Data Ersgru Speed Engine Arar Tim Coolant Tempmalun TF Manilnld Abooivte Prorsura i3 Hg Injector Pulse Width 64 m Throttle Position x LAC Posten ag Hase LAL Position Xm a LAC Thictil Fellas omg lec rui Irbeseal TPS ux E 5bap Malhs Dn Ram Senco V nlbage AE vn Inj Pulse width Cranking E E D x Parameter Selection Engine Speed LU ide Set HFH RPM Overepeed 5dabur W Engine Load Hoist Made States BU ie n Gover Status saa Ambient Aur T emperalure i Boost PSI i Bero PS O TPS Position i Engine Oil PS he Engine Oil Temperabure C Iriector Control Pressure Fuel Flow Rate O Battery Vokage O Torque Limit O Rated APH O Operating Hours O ECM Version O ECM Checksum OYP Checksum High OYP Checksum Low OYP Serial H Right Click an list ibam To ma
14. isplay grid To start displaying live engine data press the Link icon located under the ECM selection icon Fig 8 Fuel Pressure E tended Daba Engine Operating Histor Data Mote This ECM is capable of sending multiple diagnostic data magzages Fig 6 im Connecting to ECM Attempting to communicate with ECM please wall Hamini homies Firmar Vraciske Porere rrera rippa PT Bes Sere Wiga ETH Fega i F BBP lees Vel FP Bhai X gh Thei Sera Seg Spaeth khaa pa ee TOC Fig 8 Page 17 8 Running Diacom Typical Diacom Display Screen for GM Marine EFI amp DIACOM Engine Speed RPM Engine Running Time Coolant Temperature Manifald Absolute Pressure Ingector Pulse Width 35 4 m5 Throttle Position IAC Position Base IAC Position IAC Throttle Follower i Govemm Integral TPS x E Stop Status j Baro Sensor Voltage 4 6 YOC inj Pulse Width Cranking 1 0 m5 ECM Program ID OF hex Manifold Air Temperature Za MAP Senor Voltage 4 67 VDL Desared Engme Speed RPM Bathery Voltage 125 WDC Fuel Flow Rate 000 gph Throttle Sento Voltage 1 53 VDC Gov Desired TPS 100 Spark Advance rel to TOC DEG Knock Retard D0 DEG Operating Hours 10323 bes Engine Overtemp On Low Oil Pressure RPM Overspeed Status OFF MPH Overspeed Status Hoist Mode 5talus n Power Sbeenng 5wilch Govern Status OFF a L4 qal jm Parameters Values Units s GM DELCD CEFI 1 EFI MODE 1 MASTER Linke
15. or movable engine compo nents when connecting and using the Diacom cables 4 When working near batteries never use any device that is ca pable of producing a spark high temperature or open flame Batteries contain sulfuric acid and produce highly explosive gasses that may ignite To prevent serious injury always ob serve this precaution along with the safety precautions pro vided by the engine and battery manufacturers 5 Always test and service a running engine in a well ventilated area 6 Always wear approved eye protection Page 4 2 Welcome Congratulation on your new Diacom marine software update purchase We hope you ll enjoy the new look and features of Diacom Marine for Windows This new Diacom edition offers an extensive array of new features and also takes advantage of the power of the Windows operating system This quick start guide contains an overview of Diacom s main features and will assist you with the installation process For more detailed information on each program feature please refer to Diacom s extensive Help system Page 5 3 Contents at a Glance 1 Safety Precautions 2 Welcome 3 Table of Contents 4 What s included in the Update Package 5 Minimum System Requirements 6 Installing the software 7 Connecting the cables 8 Running Diacom Software 9 Program Feature Highlights 10 Service Manual Features Page 6 Page 4 Page 5 Page 6 Page 7 Page 8 Page 9
16. planation Data Enlarge Icon Press this icon if you would like to enlarge a particular engine data parameter Parameter Selection This function will exchange the position of two data parameters in the main data Exit Icon Page 14 8 Running Diacom Brief Overview The Main Toolbar in Data Preview Mode In the Data Preview Recording Mode some icons from the toolbar will assume new functions For example the first two icons will be used to scroll through the recorded data Move Back Displays previous recorded data screen Move Forward Displays next recorded data screen Open Record File Icon Press this icon to open a previously saved data file View Real Time Data Press this icon to go back to the Diacoms main ECM data acquisition screen Parameter Help Icon After pressing this icon just double click on an engine parameter to see a brief explanation Data Enlarge Icon Press this icon if you would like to enlarge a particular engine data parameter Parameter Selection Use this function to configure the list of displayed en gine parameters Exit Icon Page 15 8 Running Diacom A Guided Tour Step 1 Be certain that you have selected the correct COM port for the Diacom communication cable This setting is located in the Options menu as shown at right The setting only need to be set when the program is first installed See page 11 for details Step 2 Turn the engine
17. s service information to be accessed from Diacom s trouble code display By clicking on the Book icon or double clicking on any displayed trouble code a menu will appear allowing you to choose the proper manufacturer and then access their electronic service information This feature requires manufacturer s service information to be installed on your PC Quick Step Sequence Click on the Manufacturers Service Manual button In the window that will open select the manufacturer that has the manuals already installed on your computer and click the OK button Page 29 Notes Page 30 Notes Page 31 Rinda Technologies Inc 4563 N Elston Ave Chicago Illinois 60630 Tel 773 736 6633 Fax 773 736 2695 www rinda com
18. tem has been set up to allow full access during the Diacom marine installation and setup procedure This may require that you log on to your PC as a System Administrator Consult your operating system instructions for details on this topic Page 11 This page intentionally left blank Page 12 8 Running Diacom Brief Overview To better understand how Diacom works it will be helpful to note that the program is comprised of four main sections ECM DATA GRAPH CODES and TEST sections Each section is identified by a separate folder tab see the illustration below The ECM Data section is the starting point from which main functions like ECM selection Linking and Data Recording are performed see Fig 2 on next page The ECM Data screen is also the default view that Diacom will display The Graph Codes and Test sections contain additional tools which will help you in the troubleshooting process Four main folder tabs used to switch between the Diacom s screens Fig 1 DIACOM Fie Configure Help a a a ECH Data Graph o Test U Erga Speed 0 RFM Engine Running Time D Mn Coolant Temperalure JF M anslold Absolute Prerzune 23 Ha Injector Pulsa Width 354 m LI hrollle Fosstson ux LAC Poston 1S H Base IAL Position ZU H LAC Throltle Follower EH liawesnor Integral TPS OX E Stop Sitalus UF Baro Sensor Voltage 4 67 YOL Inj Pulse Width Cranking 1 0 ms ECM Program ID DF hex Manifold Air Temperature 21 F MAP Sensor
19. ual contents including photographs Copyright C 2005 Rinda Technologies Inc All rights reserved worldwide Page 2 Software License Agreement This software end user License Agreement is a legal agreement between you and Rinda Technol ogies Inc Read it carefully before using the software By installing and using the software you are confirming your acceptance of the software and agreeing to become bound by the terms of this agreement If you do not agree to be bound by these terms then uninstall the software from your computer 1 License Grants a You may install and use the Diacom software on a single desktop computer that has a Win dows PC operating system including Windows 98 2000 NT Me and XP A license for the Diacom software may not be shared installed or used concurrently on different computers b You may make one copy of the Diacom software in machine readable form solely for backup purposes You must reproduce on any such copy all copyright notices and any other proprietary legends on the original copy of the software c Your license rights under this License Agreement are non exclusive 2 License Restrictions a Other than as set forth in Section 1 you may not make or distribute copies of the Diacom soft ware or electronically transfer the Diacom software from one computer to another or over a net work b You may not alter merge modify adapt or translate the Diacom software or decompile reverse en
20. wa i 2 amp C 1 The Parameter Selection window allows you to change the position of the displayed data parameters in the main data list to deselect the items that you wouldn t like Diacom to display in the main data grid and to sort the items in alphabetical order The benefit of this function is mainly to facilitate the tracking of the parameters by grouping them in sets that interest you the most Page 26 9 Select and Sort Data Group and Sort Functions Parameter Selection M ovin List Items Select items to view on main data screen Right clicking and C Engine Speed HOLDING the right I idie Set RPH mouse button down i npe Ambiant Air Temperature allows you to move items vi Boost PSI Baro PSI up or down in the list Left TPS Position Engine Oil PSI clicking in the check box Engine Dil Temperature corresponding to a list L Injector Control Pressure Fuel Flow Rate item selects or deselect C Battery Voltage Torque Limit It O Rated RPM Operating Hours TECH Version C ECM Checksum JVPM Checksum High YPM Checksum Low The Sort Button LINE ina Right Click on list tem to mowe i This function will alphabetically sort all OK items in the list The Group Button Pressing this button will group the items in the list in checked or unchecked sets and move the checked items to the top of the list To group any items first select the items that interest
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