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DIGITAL ECU TUNER 3 - User Manual

1. Gear ratio The difference in rotational speed from the input to the output shaft Driving axle gear ratio Wsp czynnik prze o enia g ownego Tire section width Tire s width in millimeters Tire profile Profile of a tire Wheel diameter Wheel diameter in inches After filling the table with parameters press Calc RPM ratio button Another important parameter is the car s mass car mass which should be given in kilograms It is possible to do a correction according to the caraerodynamic To use this function activate the Enable aerodynamic correction option and then configure the parameter of the resistance factor Coefficient of drag and the frontal area of the car Frontal area This data can be found in the catalogue information of the car Page 39 www ecumaster com DIGITAL ECU TUNER 3 User Manual For example for Opel Astra Astra Vauxhall these values are 0 28 and 2 06 m2 For Audi A3 0 31 and 2 13 m2 respectively There is also an option to correct the graph concerning the car s rolling resistance It 1s important though to have data about the loses on a given gear in the revolutions function for example a graph from the roller dynamometer with the loss put on it Next these data should be written in the Trans and tires looses table To activate the correction concerning the resistance on the graph select the Enable trans losses corr checkbox It is also possible to set filter
2. Page 15 www ecumaster com DIGITAL ECU TUNER 3 User Manual In turbocharged cars a signal from the TPS sensor cannot be used as Load because the value from TPS sensor does not reflect the real load of such engine In this case signal from MAP or MAF sensor must be used x The ranges of the input analog signals can be defined in the Minimum Valuel Maximum aluel Setup Analog Inputs Configuration window In this window Analogi tin oo foonv fo fpo Fier Analog 2in po ape fo et fio Fitter Analog 3in jooo fionar fso 200AFR Filter Anaog 4in em omean 5 00 i50BAR M Fiter it is also possible to precisely define the range of the input voltages and to switch the filtering of the signal using digital low pass filter This option can be very useful if the input signal is noisy This menu enable limiting of analog signals Proper limiting is essential for masimum using of tables space Filter options enable internal digital filter of noisy signal of given analog input Cancel Each analog input can be configured as a correction input eg ignition angle in function of the temperature intake Also all spare analog inputs can be used for logging additional signals like signals from WBO controller Using logged data user can cover the table with average values for a given table cell To use this feature press tool fe bar icon representing given analog input
3. window menu Ti ools SC op e iS enabled To gather signal information Maximum retard maximum allowable spark retard Maximum advance maximum allowable spark advance press Get Data button The gathered signal waveform appears The aov Ok _ Caoa amplitude of the signal doesn t represent the amplitude of the real signal EET x Tconst ims DT 33 33ms RPMI 1800 CT 41 15ms Selection start uS Selection end u5 je920 anzen Gare Seam In Get data OK The user is able to get additional signal information by selecting the area of interest by using the mouse In the parameter window there appears the waveform parameters DT selection duration RPM engine speed if the selected signal represents the whole revolution CT current time of waveform Waveforms can be saved using the Save button for further analysis www ecumaster com DIGITAL ECU TUNER 3 User Manual MAF 0 5V to MAP conversion To make the conversion connect MAF sensor to one of the analog inputs of DET 3 As a load connect map sensor In the example bellow the MAF sensor is connected to the Analog input 1 and the MAP sensor to the Analog input 4 MAF sensor Analog 1 In Analog Out DET 3 Analog 4 In Map Sensor Configuration of the fuel table and analog output at this stage should look as follows 3 Setup tables l x
4. generate signals in the engine s speed and load functions Additionally every 3D table has two 2D correction tables assigned 16x1 Interface description a DIGITAL ECU TUNER III File Edit Setup Dyno Help D S Ee SE Fe at ae ae SS Ign Table 1 F3 TT PWM Table 2 F4 2 Log window F5 Road Dyno F 4 T A rr oo ne 400 1a aaa an 34 E Pil Hee Be dg ma 110 11s 118 Increment Decrement fera Interpolate voltage Frequency Log 0 EB 7 70 70 70 70 70 Analogt In Analog in 3 0 Analog 3 In Pah 1 DE so 80 so eAp Ao o 80 so eo al a rere Tapaa oap n pa g leae Analog in 4 Hw ver 1 01 d PW ver 1 00 Uzer output Acc voltage Connected Ignition syni s NO SYNC Current maps set 0 5 x Bar display Histograms F Analog Out 0 000 RPM 15deq Freq In j ha Freg Out 0 0 pe Inj in 0 0 ms E Inj out 1 Table s area is 16x16 Values in the table s cells have different meanings for each map and sometimes mode for the Fuel Table the values mean a change of a defined input signal Analog In or a change of the frequency of the signal from the input Ignition 2 In more on the topic can be found in the chapter about frequency signals modification for the PWM1 PWM2 tables values in the cells denote the level of impulse duty cycle 0 100 In the mode of the direct injectors steering table values range from 0 200 for th
5. 2 18 FP 12V Electrovalve T Power Ground 19 DET 3 The diagram below describes a way of connecting the 3 way electrovalve used to control boost for the turbocharger with the integrated wastegate DET 3 PIN 18 318Z Sem OT Zaw r 3 dro ny 3 Way Vale 3 Boost 12V The described valve is opened between the endings 2 3 if it s not powered With the power on the opened connection is between 2 endings In the above connection 0 of the PWM duty cycle gives minimal boost defined by the wastegate actuator s spring 100 of DC causes maximal boost that the turbocharger can achieve To control the boost MAP sensor must be used for the Load It allows to control the boost in the feedback loop in the pressure and RPM function When problems with the controlling boost occur 1t may be necessary to use a restrictor at the electro valve input Page 26 www ecumaster com DIGITAL ECU TUNER 3 User Manual Controlling additional injectors The device can control up to 4 high Z injectors per 1 power output Using PWM map it is possible to control the opening time of the extra injectors and as a result enriching the fuel mixture A typical connection of the additional injectors is as follows Power Out 1 20 Power GND 19 Injectors y 12V DET 3 The PWM frequency should be set
6. All signals from the variable reluctant sensors should be connected by using shielded cables Every unused input should be connected to the Ground The device must be disconnected during welding of any car body elements Page 2 www ecumaster com DIGITAL ECU TUNER 3 User Manual Table of content Dera ok Od Gh nc cae eee ee eee E tee een wen eee enna eee enn entree eee O eee er ne E ee 4 Mina PE CO i OUI AUN OMA ase sag E E O E E E 5 Vae SAG AU A EE E N AE E 6 Bene aE EE E E T AE O T E I E E T E A E OTE 7 SORN aa Oe E E tual Stout easenobouestenatatueroeansebnons 8 TOODA aea E E E E E E EAR 9 TANG S E E EE E A N E E E N E A E E E E A 10 Anl T e E E N EE E E E E A E 15 Analog oumut Andog Ou acsee A i E E SEO 17 C2 OAUTH DO e E E E E A A R EE 18 Power outputs Power Out 711 POWer OUT r Zurean EEEE EAEE E AEON 25 Pee O e E ee ee EA E AAA E E AEAEE 29 Modification of Tregusney siana N ecien E AAE E EEA E EEE E 32 See e 5 OM TO AIO a PTEE TN EE EN NE EEEE N N I E A E T A E eanseussenceaouas 36 OPE e a E E EE E AE E A E eee ree 37 Poad a no E n A E E E E EE E T eee eer 39 ME SS onio E E E E EE E A E E EE E E E E adeneaneiaetnnd 42 Be tata T A E A E E E EE E E E es eeyseasneeeee 43 MAL 0S VTI MAP Conven Uisa E E EE A E E Ea a a 44 Conversion of the frequency MAF into analog MAP SeMSOT c ccccceeessessnnsseceeeceeeeeeeecceeeeeeeeeseeeeeeeesesaasaeeeeaeeeeeeseeeeeeeeeeeeeeaas 46 Page 3 www ecumaster com DIGITAL
7. apply 5V voltage to a chosen analog input Page 42 www ecumaster com DIGITAL ECU TUNER 3 User Manual Scope x DET 3 device has a possibility to analyze the trigger signal from the ty In this mode sensor signal is copied to the igntion outputs and information about trigger pattern I gn t O n 1 input To activate thi S fe ature 5 choose the Si C O p e ignition mo de is stored in device memory This information can be obtained using Scope tool from menu Setup Ignition configuration and the Ignition input type Ignition input configuration Ignition input type vr Sensor adaptive threshold b Input mode suitable for wide range of YA sensors Adaptive hysteresis and true zero cross copied to the ignition output what allows to run the engine but there is no detection makes this mode very immune for potential noise however it is recommended to use shielded wires suitable to sensor type In this mode the signal from the ignition input is possibility to modify ignition advance nor to store tables using the Make pcena Maximum HPM 000 Maximum retard deg 15 maps permanent function nati E E meaa TE Max APM ever fo i i After selecting the Scope ignition mode the button Get Data from Scope meRPw maimum rem repesentedon eo Num sig per 720 number of cran cam signals per 2 engine revolutions Max RPM ever maximal RPM that was recorded by device Reset RPM reset maximum RPM ever value
8. Fuel Table Modify Analog in Load naognty O A Correction 1 naogon O l Correction 2 Disse O l Ignition Table Load Analog in 2 Correction 1 Analog in 3 Correction 2 Analog in 4 x This configuration window allow to configure what signal will act as deflection correction and what signal will be modified for given table PM Table 1 Load Analog in 2 Correction 1 Analog in 3 X Correction 2 Analog in 4 X gt 3 Analog output configuration x Analog Dut Min w C00 Analog Out Offset v 100 Analog Out Wax M 5 00 i Force startup output value Analog signal modification step w Startup Walue M o oo o o gp Analog in 2 x Correction 1 Analog in 3 v Correction 2 Analog in 4 x OK Cancel Cancel Next choose the Log tab press the Clear button to reset the previous log and then take a ride The data gathered during the ride will be used to generate the conversion table so it is very important to drive with diverse load and RPM After the stage of data gathering on the log window press the right mouse button and choose Convert MAF to MAP option Fuel table will be created which has to be saved in the devices memory MAKE MAPS PERMANENT It is also important to change settings in the tables and analog output configurations set the Analog out offset value to 2 490V and the value of Modified to ZERO 1 During data gathering engine sho
9. Out 1 1 Power Out 2 Digital ECU Tuner 3 has two power outputs to which the following functions can be assigned Output Power Out 1 controlled by 3D PWM 1 table Output Power Out 2 controlled by 3D PWM 2 table Parametric output controlling Power Out 2 xj Power outputs can be controlled by PWM within the frequency range Channel 1 Channel 2 PWM frequency Hz fio H PWM frequency Hz 35 4 of 10Hz 2000Hz The PWM frequency for every output iS defined in B drd E ri the Setup PWM Outputs Configuration window The Enable fast PWM Description You can define base frequency for PWM output Be aware that PM outputs can be also used for injectors control and user output 10x option increases the output frequency 10 times PWM controlling is used in all kinds of solenoids for example boost solenoid valve control or when using an additional injector injectors Values on the PWM table range from 0 100 oK Cancel To use power outputs additional power ground should be connected to the Power Ground 19 input Page 25 www ecumaster com DIGITAL ECU TUNER 3 User Manual Boost control To control the boost pressure of the turbocharger connect the proper 3 way electro valves It should be able to work with a relatively high frequency gt 30Hz and allow the control with duty cycle at least from 20 to 80 The electro valve should be connected in the following way Power Out
10. also possible to configure proper scales for every input which will cause a display of the signal values in the real units for example pressure in Bars More information about scales can be found in the chapter Scales Configuration Also it is possible to save and read the saved logs on the disc This can be done in the File Load Log File Save log menu 3 DIGITAL ECU TUNER III Ioj x Fie Edit Setup Dyno Help Coe e ee et ae at ae 7 Fuel Table F1 TT PWM Table 1 F2 T7 Ion Table 1 F3 T7 PWM Table 2 Fa 2 Log Window F5 Road Dyno F 4 00 100 20 0 1 50 7000 Analog 4 3 OG Analog 2 51 Analog 3 10 014FR Analog 4 0 80BAR 2705 RPM O 0Hz 2 00Hz 4 00 50 18 0 5 Analog Out 2 OG 1 045600 SR T ee ee ee ee ee ee Ignition Angle ODeg EE ETIE E Param Output Inactive 3 00 60 16 0 Ue 0 684200 Ace Woltage lan Error lan Status HO SYNC Time 15101 Gis 0 12 2800 AON B A a Z Convert MAF to MAP Convert Freq MAF to MAP Dyno start marker Dyno end marker 4 a A a a a e a A A A BAR RP ha Make dyno graph Ej gt j E Analog 1 IHI Analog 3 MB Analog Out Freg In MWS Injection In BE gnition Angle E PW 1 OC MIN Acc Voltage Me Analog 2 Mo Analog 4 Mg RPM MS Freg Out EEE Injection Out MIN Param Output IUN PWM 2 DC J ttt Ign Error Enable log i Time line a Smooth graph oom In Zoom Out Start Dyno Stop Dyno Clear
11. out of the graph area Page 38 www ecumaster com DIGITAL ECU TUNER 3 User Manual Road dynamometer It is possible to generate the torque and power graph on the vehicle s wheels based on the data from the data log Additionally it is possible to put any signal from the analog inputs on a graph To do this it is required to drive on a flat fragment of the road which will allow the car to accelerate on a given gear in the full rotational speed of the engine Next choose a proper configuration of the car s parameters Dyno Parameters menu Dyno paramters i x Gearbox and tires Trans and tires losses Car parameters Gear ratio Car name Driving axle gear ratio 3 9A aa d Tire section width mrm Tire profile 2 BU Frontal area m2 Wheel diameter inch 15 Calc RPM ratio Car Mass kg RPM ratio Filters Analog Inf Filter Analog Inf Filter m mm Cc co Cc co co co co Cy 0 Le i ia Le alr afe afe afe afe aft afe aft p a Analog Inf Filter Deflection Filter Cancel i First RPM ratio factor should be calculated It is the value which multiplied by the rotational speed of the engine will give a current speed of the car RPM atio V RPM where V is the vehicle s speed in km h and RPM is the rotational speed of the engine Another method is giving the precise parameters of the gear box and tires of a car Gearbox and tires section
12. DIGITAL ECU TUNER USER MANUAL MASTER www ecumaster com DIGITAL ECU TUNER 3 User Manual Digital ECU Tuner 3 can be used only for motor sports and cannot be used on public roads The installation of the device can be conducted only by trained specialists The installation performed by an unskilled person may lead to the damage of both the device and the engine Incorrect tuning of the engine with Digital ECU Tuner 3 DET3 can result in a serious damage of your vehicle Never modify the device s settings when the car is moving because it may cause an accident Ecumaster is not responsible for the damages caused by an incorrect installation or and tuning of the device The manual below refers to the 1 0 HW Version 1 0 version of the Digital ECU Tuner 3 DET3 Modification of the tables should be conducted only by people who understand the working rules of the device and working rules of the modern injection and ignition systems Always use the AFR meter during the modification of fuel settings Never short circuit the lines of the engine s wiring loom as well as the outputs of the DET3 device All modifications of the engine s wiring loom as well as of the DET3 device must be performed with the unplugged negative terminal of the battery It is important for the quality of the joints of the wiring loom links to be high and to be correctly insulated The connection wires should not be longer than 30 cm
13. ECU TUNER 3 User Manual Digital ECU Tuner 3 Description of the device Digital ECU Tuner 3 is used to modify signals from sensors to ECU Electronic Control Unit Thanks to this function it is possible to modify such engine parameters as the fuel dose ignition angle boost controlling or extra injectors Additionally some of the device s functions help to tune the car thanks to the advanced datalogger and the road dyno which can measure the power and the vehicle s torque in the real conditions a car driving on the road The device s characteristics e 4 independent tables 16x 16 fuel table two PWM tables ignition table e 8 correction tables 16 x 1 e 2 independently switching table sets e an option to modify a single analog signal e 4 analog inputs e built in Data Flash which enables the signals to log in without plugging in the laptop e measurement of the power supply voltage e an option to modify a signal from the frequency based MAP and MAF sensors in range of 17Hz 4kHz e supporting the ignition signal with using variable reluctant sensors Hall s optical sensors and signals which control the ignition module The device services both the single ended and differential signals e support of many ignition types 60 2 36 2 36 1 18 1 18 1 EDIS Multitooth Ignition Modules Subaru GT Honda D Series e an option of boost control using 3 way solenoid valves e servicing of 4 high Z injectors batc
14. ES 0 34 019 eee Table covered with AFR velues Page 16 www ecumaster com DIGITAL ECU TUNER 3 User Manual Analog output Analog Out Analog output Analog Out is made of a high quality 10 bit x DAC converter Maximal signal resolution is 0 0049V In the Analog Out Min T00 Analog Out Offset py 000 4 o 500 Setup Analog Output Configuration window it is possible to choose 7707 2t Man M Force startup output voltage Analog signal modification step 4 the voltage step which would correspond to the value on the map Startup Volage v O00 4 Itis 0 0195V 0 0098V or 0 0049V respectively The choice of the Thi configuration window allows to coo O 004oy step directly influences the maximal possible change of the output Anala Til Liezl abel disei erhia Lo anzleg ou valara Analog Out Min minimum voltage at analog output Analog Out Mas masimum voltage at analog output signal For 0 0195V it is 2 5V for 0 0098V_ 1 25V and for Startup Value voltage at analog output at device startup Analog signal modification step analog output resolution 0 0049 0 625V No matter which step of the signal change is Cancel chosen the interpolation of the map s values is conducted with the full 10 bit resolution There is also an option to define the initial range of the output signal It means that independently of the calculated analog output value the output will never be low
15. Ignition sync status NO SYNC Current maps set 0 05 37 AS 1 Connected 1 Log s area with the signals graph logged in 2 Scales ascribed to signals The color of a scale matches the color of a logged in signal 3 Values currently indicated by the point of the cursor s log 4 Menu right mouse button allowing to perform manipulations on a log Hide all hides all logged in values Show all shows all logged in values Convert MAF to MAP converts data from of the analog flow meter to MAP sensor using the Fuel table Convert FREQ MAF to MAP converts data from the frequency flow meter to MAP sensor using the Fuel table www ecumaster com DIGITAL ECU TUNER 3 User Manual Dyno start marker marking the beginning of the area of the log used for generating the dyno graph Dyno end marker marking the end of the log used for generating the dyno graph Make dyno graph generating the dyno graph 5 Area marked by using the Dyno start end marker option 6 Options of displaying the device s outputs and inputs on the log Every signal is logged even when it s not marked as a displayed signal Smooth Graph option switches on filtering of the displayed data which causes the straightening of the curves Enable log option turns the logging on off It is important that rewinding and analyzing of the log is possible only when the option Enable Log is turned off 7 Zoom In Zoom Out zooming in or zooming
16. XP During the first connection of the device to a computer a message will appear informing that a new equipment is found Next choose the option Install from a list or specific location When installing from a CD from the set choose CD and DET3 USB DRIVER folder for example D DET_3 USB DRIVER If the driver is installed from a hard drive for example downloaded from www ecumaster com choose a proper folder Found New Hardware Wizard Please choose your search and installation options Pa as wy Welcome to the Found New Hardware Wizard Search for the best driver in these locations This wizard helps you install software for Use the check boxes below to limit or expand the default search which includes local paths and removable media The best driver found will be installed DIGITAL ECU TUNER III I Search removable media floppy CD ROM D DET3 USB_DRIVER Browse C Don t search will choose the driver to install If your hardware came with an installation CD lt 6 or floppy disk insert it now What do you want the wizard to do Install the software automatically Recommended Choose this option to select the device driver from a list Windows does not guarantee that the driver you choose will be the best match for your hardware Click Next to continue lt Back Cancel lt Back Cancel The above directions should be repeated for every new equipment found by the comput
17. ces according to user defined conditions Parametric output is mapped onto Power Out 2 Do not forget to connect additional ground to pin 19 Cancel Activation of the Nitrous Oxide Systems NOS 2 In Analog In 1 there 1s connected the TPS sensor The Sanes naia VebrN AFR Hist NOS system will be activated if the throttle body is fully Jansog in mE ee See open TPS voltage over 4 0V and RPM are higher than AND C OF 3000 Source 2 Condition Value RPM RFM Hist RFM RPM p 2000 2000 200 Description Parametric output allows to activate selenoids or other devices according to user defined conditions Parametric output it mapped onto Power Out 2 Do not forget to connect additional ground to pin 13 Cancel www ecumaster com DIGITAL ECU TUNER 3 User Manual Modification of frequency signals Digital Ecu Tuner 3 has a wide range of configurations which allow to modify and generate the frequency signals 1 Modification of the frequency signal using Fuel Table 2 Generating the frequency signal using Fuel Table used for the MAF to MAP conversion 3 Clamping of the upper and lower value of the input frequency used for removing electronic road speed governor modification of the VSS signal 4 Generating the output signal for the electronic tachometer based on the current engine speed 1 Modification of the frequency signals using the Fuel Table To modify freque
18. d gap with 2 missing teeth commonly known as 60 2 tis very popular in European cars based on Bosh Motronic systems The most common sensor used for this trigger type is YA sensor however there are systems based on Hall sensor orl the market Ignition 1 input configuration Ignition 1 input type Hall effect or optical sensor Input mode suitable for wide range optical and Hall effect sensors with fixed threshold at 2 54 This mode is also suitable for ignition module drive signals Lots of sensors are open collector tupe so Input pullup is required General HM axinum APM Masinurn retard deg 15 Maximum advanceldeg 15 Reset RPM Hum signals per rel Mas APM ever FOOL Mas APM maximum rpm represented on map r anis Num sig per 20 number of cran cam signals per 2 engine revolutions Mas APM ever maximal APM that was recorded by device Reset RPM reset masimum RPM ever value Maximum retard masimum allowable spark retard Maximum advance maximum allowable spark advance Apply Cancel Ignition Mode choosing the ignition mode suitable for the ignition system of the modified vehicle Ignition input type choosing the ignition input mode of working enables the choice between sensors induction or Hall s Maximum RPM maximal revs on the table s vertical axis Num signals per 720 for some of the ignition systems for example multitooth it is required to give the am
19. ding on the electric current required by the actuator direct controlling or controlling through an electric relay is possible The current drawn from the Power Out 2 cannot exceed 5A eg it can be used directly to control LED diode electrovalves buzzer etc If the required current exceeds 5A for example fuel pump water injection pump etc electric relay must be used It is important to remember to connect an extra Ground to the 19 pin Power Ground when using the Power Out 2 output 1 Current draw that exceeds 5A will damage the device Sample wiring diagrams 1 Connection of the LED diode eg Shift Light 330R Power Out 2 18 lt gt 12V Power Ground 19 DET 3 2 Connection of the fuel pump Power Out 2 18 12V p gt Power Ground 19 12V DET 3 co Fuel Pump Page 29 www ecumaster com DIGITAL ECU TUNER 3 User Manual Parametric output configuration To configure the parametric output choose the parameter window Setup Paramteric output configuration In the configuration window choose inputs which will be used as function parameters referential values and conditions which fulfillment will activate the user output s Parameters Sourcel and Source2 allow to choose the x inputs If interested in only one input chose None as Source Condition Value y W naonn P f
20. e Ignition table values in the cells denote the angle of the ignition retard negative values or ignition advance positive values 2 3D table graphics representation To rotate the 3D graph keep the left mouse button pressed and move it on the 3D area www ecumaster com DIGITAL ECU TUNER 3 User Manual 3 View select from the left 3D Table View Bard Display Histograms 0 Histogram of analog in 2 RPM NUM 554 AVG 221 MIN 2 MAX 238 MFR 228 Analog 1 Analog 2 Analog 3 AFR Analog 4 BAR Analog Out PWM 1 DC 1 00 PWM 2 DC 0 00 User Output Inactive Freq In Hz 0 00Hz Freq Out Hz 0 00Hz Acc Volt V Inj In ms 0 00ms Inj Out ms 0 00ms 4 80BAR 4 Real time log A set of values from the device s inputs and outputs 5 Acolumn defining the range of the engine s speed value for a given cell 6 A row defining a range of the load for a given cell 7 Selection area Thanks to the selection it is possible to modify a group of cells simultaneously 8 Marker of a cell currently visited by the device 9 Fist correction table In case of Fuel and PWM table the correction describes a proportional change of the output signal in case of the ignition table the correction represents the ignition change angle 10 Second correction table In case of Fuel and PWM table the correction describes a proportional change of the output signal in case of the ignition
21. e software is compatible backwards which means that the new version of the software for Windows works with all previous versions of the device s firmware The latest software can be found at www ecumaster com Ragos www ecumaster com DIGITAL ECU TUNER 3 User Manual Firmware s update Due to the changes in the device s firmware for example EATIELSLITIE x Firmware history improvements additional functions it is possible to change the Open file contains firmware update Be aware that FHirmware upgrade will clear permanently all your tables and configuration firmware datal To do this the Upgrade firmware function should be used in the File menu To choose a new firmware press Open In the Firmware History window there will be displayed a list of Current Fw version 257 5 conducted changes for a given firmware To continue press the Version to upgrade N ZA Upgrade button Open Derede A window with a warning will be displayed All your tables and configuration will be lost After accepting a window informing about the progress of a Upgrade version the firmware s change will be displayed At this time don t switch off the computer nor the device If during the installation communication with the device will be broken to rescue the installation do the following 1 Connect the device to a laptop 2 Power up the device 3 Start the client for Wind
22. e working temperature Page 46 www ecumaster com DIGITAL ECU TUNER 3 User Manual 3 Setup tables 4a x Fuel Table Pw Table 1 Modify Load Analog in 4 Correction 1 Analog in 3 X Correction 2 Disable m Ignition Table Load Analog in 2 Correction 1 Analog in 3 Correction 2 Analog in 4 ae This mode ts used for frequency MAF to MAP conversion The output signal is PWM Table 2 generated based on Fuel Map Load Analog in 2 Load Analog in 2 Correction 1 Analog in 3 Correction 1 Analog in 3 Correction 2 Analog in 4 Correction 2 Analog in 4 Freg Min Hz z Freg Max Hz E q Min H2 f g Max Hz 2o00 This configuration window allow to configure what signal will act as deflection correction and what signal will be modified for Base unit Hz 2 l RPM Multiplier p 250 given table zal Parameters OK Cancel OF Cancel Corrections on the map should be made if needed special attention should be paid to idle revolution Additionally using the air temperature sensor in the intake manifold it is possible to make correction of the fuel dose depending on the intake air temperature lower the fuel dose when the temperature of the intake air rises www ecumaster com
23. er If FTDI drivers of FTDI brand are already installed on a computer the information about finding a new equipment will not appear and the drivers installation will not be necessary After a successful installation a client can be started www ecumaster com DIGITAL ECU TUNER 3 User Manual Toolbar The useful functions of the program are placed on the toolbar A list of icons from the toolbar and their descriptions are placed below con Description NEW PROJECT erases tables content and sets new default values OPEN PROJECT project opening SAVE PROJECT saving a project on a disc MAKE MAPS PERMANENT saving tables and configuration in the Data Flash memory of the device Saving them is necessary so that they are not lost after power off COLORED CELLS Turns on off the colouring of the tables MARK VISITED CELLS Based on a data log marks cells which have been visited during a session DISPLAY ANALOG IN x VALUES covers the table with the values from a given analog input which are placed in a current log It helps to for example cover a table with AFR or EGT values DISPLAY CROSS displays an extra indicator which precisely shows the current location of the value from the table PROPERTIES displays a window with extra options Page 9 www ecumaster com DIGITAL ECU TUNER 3 User Manual Tables Digital Ecu Tuner 3 has 4 3D 16x 16 tables which allow to modify
24. er than Analog Out Min or higher than Analog Out Max In the Setup bookmark it is possible to set the offset Analog Out Offset for the analog output the way of calculating the value of the output voltage can be found at the description of the analog inputs The possibility to set the value of the device s initial voltage is an additional option DET3 needs about 7ms for the initialization and to start working During this process voltage of the analog output equals OV It is possible to enforce a given initial voltage during the initialization process It may be required for some ECU which at this time is reading the voltage from a sensor MAP sensor MAF sensor and in case of OV to report an error In such situations the initial voltage value should be set to the sensor s reading when the engine is turned off 1 Connecting the analog output directly into the ground or 12V may cause a damage of the DAC converter Page 17 www ecumaster com DIGITAL ECU TUNER 3 User Manual Controlling the ignition angle The device includes options to control ignition in the ignition systems listed below 1 retard advance of the signal from the toothed wheel 60 2 2 retard advance of the signal from the toothed wheel 36 2 3 retard advance of the signal from the toothed wheel 36 1 4 retard advance of the multitooth signal 5 retard advance of the SAW signal which controls EDIS module 6 retard advance s
25. h fire system e an option for a direct modification of the injection time for the batch fire systems e ON OFF type parametric output e automatic conversion from MAP to MAF using auto learning system e launch control e road dyno e an option to calibrate any analog sensors which enables the analog values to be displayed in their real values for example a signal from MAP sensor in bars a signal from a WBO meter as AFR etc e an option for a free firmware upgrade new ignition modes additional functions e USB communication port Page 4 www ecumaster com DIGITAL ECU TUNER 3 User Manual Minimal PC configuration For the correct functioning of the device the following minimal configuration 1s required e Windows 2000 XP Vista Windows 7 e 128 256 512 MB RAM e Resolution at least 1024x768 16bit e 600MHz CPU or better USB Elements of the set e DET 3 device e USB AA cable e Connector e A set of connector pins e CD with the software drivers and the user s manual in English e Additional set of resistors and a rectifying diode useful for the installation of the device Firmware Firmware is the internal software of the device which is responsible for its functioning Because Firmware is upgradeable it is possible to update it which will make the device more functional in the future Additionally to use a new firmware a proper software client should be used for Windows Th
26. hich switches the correction off Page 13 www ecumaster com DIGITAL ECU TUNER 3 User Manual Tables sets switching Digital ECU Tuner 3 has an option to define two independent table sets which can be changed with a switch while driving the car The current set of tables is displayed on the toolbar as Current map set To change tables pull the input 2 of the device down Maps switch Table switch SW 1 Maps switch 2 m DET 3 A When saving a project on a disc only the currently chosen set of tables will be saved Page 14 www ecumaster com DIGITAL ECU TUNER 3 User Manual Analog Inputs Digital ECU Tuner has 4 analog inputs All operate the voltage from 0 5V with 10 bit resolution Voltages above 5V are interpreted as 5V however such high voltages should be avoided because they may damage the device in bad conditions 1 All unused analog inputs should be connected to the ground Every analog input can be assigned as a modified signal load or corrections These assignments can vary depending on the table and also the analog signals can be used for different functions for example as a modified signal and load The output value of the modified analog signal for fuel table is calculated on the following basis Vout TableValue Vstep Vin analogOutOffset correction correction2 If Vout lt Analog Out Min then Vout Analog Ou
27. i output there is the value from the analog input In our case it will be 0V To avoid the A ECU limp mode in the device s configuration Force Startup Output Value option should be set and later in the Startup Value set the MAF sensor voltage of non running engine Corrections on the map should be made if needed special attention should be paid to idle revolution Additionally using the air temperature sensor in the intake manifold it is possible to make correction of the fuel dose depending on the intake air temperature lower the fuel dose when the temperature of the intake air rises Page 45 www ecumaster com DIGITAL ECU TUNER 3 User Manual Conversion of the frequency MAF into analog MAP sensor To make the conversion connect the frequency MAF sensor to the Frequency In input and analog MAP sensor to the one of the analog inputs load In most cases signal from frequency MAF will require a pull up resistor at the Frequency input In the example below MAP sensor is connected to the analog input 4 Frequency MAF FrequencyIn Frequency Out SSE Pullup Map Sensor DET 3 Analog 4 In Fuel table and analog output configuration at this stage should look as follows 3 Setup tables x Fuel T able Modify Frequency v Load Analog in 4 Correction 1 Analog in 3 X Correction 2 PWM Table H1 Load Analog in 2 x Correction 1 A
28. ignal from toothed wheel Subaru GT 6 teeth 7 retard advance signal from toothed wheel 12 1 Honda D series 8 retard advance signal from toothed wheel 18 2 18 2 Nissan QGI8DE 9 retard of a single signal controlling the ignition module 10 retard of two signals controlling dual ignition modules 11 retard of a single regular signal The device has an advanced ignition input Ignition 1 In with configurable functionality Thanks to that option one input can serve both signals the VR and Hall s optical sensors Input mode of Ignition 1 In Description VR Sensor adaptive threshold Input mode which serves VR sensors Thanks to the signal true zero cross detection and the adaptive hysteresis this input mode is very noise immune VR Sensor fixed threshold This mode is used to serve VR sensors using true zero cross detection and hysteresis at the 200mV level Hall effect or optical sensor This mode serves optical and Hall s sensors The signal s amplitude is required to be higher than 2 5V Other sensors This mode serves other inductive and Hall s sensors without hysteresis The device has 3 ignition outputs 1 Ignition Out Pin 6 used for the unipolar signals 2 Bipolar Ignition Out Pin 5 used for the bipolar unbalanced signals single ended 3 Bipolar Ignition Out Inverted Pin 4 complementary signal for the signal from the output Bipolar Ignition Out used f
29. in range of 30 40 Hz Using the PWM 1 map it is possible to control output DC extra fuel dose from 0 100 A typical example of this usage is a N A car with a turbocharger When the boost increases the DC of additional injectors also increase rising the fuel doses Due to the additional fuel the proper AFR can be archived Page 27 www ecumaster com DIGITAL ECU TUNER 3 User Manual Direct controlling of the injectors opening time When the injector system works in the Full group mode all injectors work simultaneously it is possible to directly control the injectors opening time The connections should be as follows Power Out 1 20 ECU Injectors 1 n n n Output Freq In 10 Injectors Pullup 8 i Power Gnd 19 DET 3 To activate the option of the direct controlling of the injection time choose Setup Injection Control Configuration from the options then choose Injection control type Full group input Power Output 1 It is also possible to set the injectors opening time default value is lms that is not scaled by tables values The injectors scale factors can be found on the PWM Table 1 The value of 100 means 100 which means the lack of modifications of the injectors opening time Page 28 www ecumaster com DIGITAL ECU TUNER 3 User Manual Parametric Output User Output is used for the parametric control of the external actuator Depen
30. ing of the analog inputs signals which will also be placed on the power graph In the Filters section values are describing filtering power The higher the value is the more smooth the analog inputs graphs are The defined parameters can be saved by using the Save option and read in again by using the Load option To generate the dyno graph data should be collected in the first place To do this press the Start Dyno button in the log bookmark After finishing measuring the drive press the End Dyno Button It is also possible to generate the power graphs from a normally collected data log However in the Dyno mode the software is able to collect more precise data Next an area from which the graph will be generated should be marked It 1s important to make sure that the marked graph is the monotonic function To mark the log area click the right mouse button in the chosen area and choose an option either Dyno Start Marker or Dyno End Marker The marked area will be highlighted in blue Next choose the Make Dyno Graph Now we can choose tab Dyno F6 button to see the graph A correctly marked area from which a power graph will be generated is presented below TU FuelMap F1 T7 Boost Inj Map F2 7 lgn Freq Map F3 2E Log window F4 Setup F5 gt Dyno FE O 20 0 100 If the input data will be disturbed noisy graph of the rotation speed the parameter Filter Power should be increased Page 40 www ecuma
31. ion X Launch control Activation input Launch control configuration option To activate the function select oo MEALL Activation REM fi O00 Ignition retard fo Cut off REM 5000 2 Fuel enrichment jo a W Enable S5 control To configure the launch control enter the Setup menu and choose the activation input There is also a possibility to turn the launch control off when the car speed is greater than the defined value VSS sensor must be connected to the Frequency In input of DET 3 vss Limit 5 Description To activate launch control select activation input Launch control ts active when the voltage on selected input is greater than 4 84 Parameters Activation input analog input used for activating the launch control function Cancel Activation RPM engine speed which the ignition retardation and the fuel mixture enrichment takes place Cut off RPM engine speed when the ignition will be cut off Ignition Retard ignition retard angle during the staring procedure Fuel Enrichment value added to the current Analog Out value Enable VSS control enable vehicle speed sensor VSS control over launch control VSS Limit frequency in Hz of Frequency In input above launch control function will be automatically turned off Wiring diagram Activation switch SW 1 oe IN Analog In e p DET 3 To activate the launch control
32. master com DIGITAL ECU TUNER 3 User Manual VR Sensors n case of a VR sensor connected to the ECU as single ended signals should be connected to the ignition input Ignition In 9 and the signal s output to Bipolar Ignition Out 4 Ignition In 9 Bipoloar Ign Out 5 VR sensor DET 3 In the case of the balanced signal differential VR sensor should be connected to the DET3 device as single ended and connected to the car s ECU as balanced using both bipolar outputs Ignition In 9 DET 3 VR sensor a Bipoloar Ign Out 5 Bipoloar Ign Out Inv 4 Polarity of the sensor is crucial in case of the balanced signal Reversed connecting will cause an inability to start the engine or errors in controlling the ignition For the VR sensors in the menu Setup Ignition Configuration choose the Ignition Input Type VR Sensor Adaptive Threshold applies to the single ended sensors as well as balanced ones Signals from the VR sensors should be lead by shielded wires especially when they are longer than 15 cm Page 21 www ecumaster com DIGITAL ECU TUNER 3 User Manual Optical Hall s sensors Optical Hall s sensor should be connected to the Ignition In input In most cases this type of sensors have the open collector output which require
33. nalog in 3 v Correction 2 Analog in 4 X Pw Table 2 Load Analog in 2 x 3 Frequency configuration x Frequency modification type Modify frequency input fuel map linear Y This mode ts used for frequency signal modification The frequency is clamped to Freg Max and Freg Min value and modified in additive way using Fuel Map table Base unit is the minimal step in Hlertz of modification Ignition T able Load Analog in 2 x Correction 1 Analog in 3 v Correction 2 Analog in 4 z Correction 1 Analog in 3 X Correction 2 Analog in 4 x Parameters Freg Min Hz f Freg Max Hz 2200 Base unit Hz f2 a RPM Multiplier 0 280 This configuration window allow to configure what signal will act as deflection correction and what signal will be modified for given table OK Cancel Next choose Log tab press the Clear button to reset the previous log and then take a ride The data gathered during the ride will be used to generate conversion table so it is very important to drive with diverse load and RPM After the stage of data gathering on the log window press right mouse button and choose Convert Freq MAF to MAP option Fuel table will be created which has to be saved in the devices memory Make Maps Permanent It is also important to change settings in the table configurations and Frequency options 1 During data gathering engine should have th
34. ncy from the flow meter or frequency map sensors connect signal to the Frequency In input In most cases it will be necessary to connect the pull up resistor as most of the sensors are open collector type Frequency In 9 Frequency Out 7 Frequency Pullup 8 MAF MAP DET 3 x Depending on the frequency range of t sensor it is possible Frequency modification type Modify frequency input Fuel map linear This mode is used for frequency signal modification The frequency is clamped to Freg Mas and Freg Min value and modified in additive way using Fuel Map table Base unit is the minimal step in Hertz of modification to use one of two modes of the signal s value change linear or nonlinear For a linear mode frequency change is linear proportional to the product of the map s value and the value of the Base Unit Also value of the output signal Parameters Freg Min Hz 117 Freg Max Hz aooo a Fea vait p A RPM Multiplier 1 000 Freqg Max units This mode is used for sensors with is limited in the range defined by the Freq Min and frequency range not higher than 500Hz FreqOut Freqin MapValue Base Unit If FreqOut lt FreqMin FreqOut FreqMin If FreqOut gt FreqMax FreqOut FreqMax Page 32 www ecumaster com DIGITAL ECU TUNER 3 User Manual xj In the nonlinear mode table values are ri
35. o 3 fo fo Source2 For each input it is possible to choose a GAND COB condition that needs to be fulfilled to activate an output e gS Sp The Hysteresis Hist is used to define hysteresis value am gt 2000 3000 200 Description Parametric output allows to activate selenoids or other devices according to user defined conditions Parametric output is mapped onto Power Dut 2 Do not forget to connect additional deactivation For example if the LED diode 1S used as a ground to pin 19 This value defines the condition for the output shift light when the engine revolutions are higher than 5000 and hysteresis will be defined at the level of 500 ees revolutions the LED diode will turn off when the engine revolutions drops under 4500 Additionally between the conditions for the Source and Source2 outputs it is possible to define a condition AND OR which must be fulfilled to activate a parametric output Page 30 www ecumaster com DIGITAL ECU TUNER 3 User Manual Sample configurations Shift light gt 3 Parametric output configuration X When the engine exceeds 7300 revolutions the LED Source Condition Yalue APM RPM Hist RPM Rm A P dA oa fo po a diode will turn on When the RPM drops under 7100 the SD CoR LED will turn off Source 2 Condition Value y Hist v None p 4 02 4 02 Description Parametric output allows to activate selenoids or other devi
36. on The output signal is generated based on Fuel Map conversion choose the frequency generating mode The output frequency is generated based on the fuel table values Frequency of the generated signal is calculated in the non linear way For this mode input signal from the Parameters Freg Min Hz r 4 Freq MarH 2000 Frequency In input is ignored Base unit Hz f2 APM Multiplier fo 250 FreqOut F MapValue If FreqOut lt FreqMin FreqOut FreqMin If FreqOut gt FreqMax FreqOut FreqMax The chart below presents the dependency between values on the table and the output frequency 2500 2000 1500 1000 500 120 104 88 12 56 40 24 8 8 24 40 56 72 88 104 120 128 112 96 80 64 48 32 16 0 16 32 48 64 80 96 112 128 Page 34 www ecumaster com DIGITAL ECU TUNER 3 User Manual 3 Clamping the upper and lower value of the input frequency n F fi ki x xii When clamping the frequency signal value is necessary Frequency modification type Clamp WSS frequency signal Thiz mode i used for removing speed limit clamping W55 signal frequency for example removing road speed governor by limiting frequency of the VSS sensor it is advised to use Clamp VSS frequency signal mode This mode doesn t require the Fuel Table so this table can be used for other purposes Parameters Freq Min Hz fi Freq MaiH2 2000 FreqOu
37. or bipolar balanced signals differential 1 Connecting ignition outputs directly to the ground 12V or directly to the ignition coil will damage the device Page 18 www ecumaster com DIGITAL ECU TUNER 3 User Manual Value of the advance angle change 1s calculated as follows IgnAngle MapValue CorrMap1 Value CorrMap2 Value If IgnAngle lt Maximum Retard then IgnAngle Maximum Retard If IgnAngle gt Maximum Advace then IgnAngle Maximum Advace Positive values on the table correspond to the advancement of the mixture ignition negative values retarding the mixture ignition Depending on a type of a modified signal which controls the ignition the range of the advance angle changes Therefore the permitted change for a signal from the toothed wheel is 60 2 90 degrees In case of retarding of the symmetrical signal from the camshaft or crankshaft sensor a permitted angle equals to the angle between two consecutive teeth Therefore if there is a toothed wheel with four symmetrical teeth on the crankshaft the angle between the teeth is 90 degrees and it is the maximal angle of the ignition retard Ignition configuration can be done in the Setup Ignition Configuration menu 3 Ignition configuration i X Ignition mode Retard Advance 60 2 signal This ignition mode ts suitable for all cars with ignition tigger system based on toothed wheel With 58 teeth an
38. ount of signals per engine work cycle 720 degrees An incorrect value will give a wrong read of the engine s speed and an incorrect change of the advance angle acceleration Max RPM ever maximal engine speed registered by the device Reset RPM resets the counter of maximal engine speed Maximum retard deg value of the maximal retard of the ignition angle Maximum advance deg value of the maximal advance of the ignition angle www ecumaster com DIGITAL ECU TUNER 3 User Manual Signals types Depending on the kind of crankshaft camshaft sensor there are different kinds of signals sent from the sensors The simplest sensor is the variable reluctant sensor VR sensor which based on the induction laws generates bipolar signal which amplitude depends on the rotational speed of the crankshaft camshaft The signal has approximately the shape of a sinusoid With low engine rotation speed the voltage amplitude is measured in dozens mV and may reach a few dozen Volt with its high revolutions Some of the car ECU interprets a signal for the sensor as single ended which means that one of the sensor s poles is connected to the ground and the signal is taken from the other one The second approach is treating the signal form the sensor as a balanced one differential and using both halves of the signal Another kind of sensors are optical Hall s sensors They require power supply and generate a rectangula
39. ows 4 Choose Upgrade Firmware from the menu and follow the above directions Updating the firmware causes the loss of the saved tables and setup parameters The project should be saved on a disc before updating 1 Firmware change should not be conducted if there are problems with the communication between the device and PC computer Page 6 www ecumaster com DIGITAL ECU TUNER 3 User Manual Connector pin data a pole 7 P6 s Ga 3 2 LOH SITES 4 IIL Front view of the device Signals connector Pin Name Description Power supply after the ignition switch 1A fuse should be used Input for changing table sets Pullup resistor 2K to 12V Bipolar ign out A complementary output of the ignition of the bipolar signal for differential inverted signals Ignition output for the bipolar signal 6 Ignition out _ Ignition output for the unipolar signal 7 Frequencyout Frequency output SS O SPP resistor 2K 0 tV aaa Page 7 www ecumaster com DIGITAL ECU TUNER 3 User Manual Software installation Client installation To install a client executable file EcumasterDET3 1 xx exe should be activated After choosing a language and accepting the license agreement choose the targeted folder It is important to remember that before installing a new version the old one should be uninstalled User s folders will be saved Driver s installation Windows
40. r unipolar signal Time 1 86 m Unipolar signal Bipolar signal x Information about the type of a signal is crucial for the correct pease configuration of the device For VR sensors in Setup Ignition Wh Steahiad souin mera tee conme town as 602 hievey popular European cars based on Bosh Motronic systems The most common sensor used for this trigger type is YA sensor however there are systems based on Hall sensor on the market Configuration menu choose the Input Type VR Sensor adaptive Threshold Ignition For optical Hall s sensors choose Hall Effect or Ignition 1 input configuration Hall effect or optical sensor optical sensor Choosing an incorrect type of signal may cause an VE Sensor adaptive threshold Input mode suitable for wi dYR Sensor fixed threshold incorrect functioning of the device lack of engine speed ignition Bee sean Hee Other sensor Ignition 1 input type General CIrors 9 etc Maximum RPM 7o00 Maximum retard deg 15 Hum signals per 720 2 fac Maximum advancefdeg 15 Max RPM ever 7o00 Reset RPM Max RPM maximum rpm represented on map Y axis Num sig per 720 number of cran cam signals per 2 engine revolutions Max RPM ever maximal RPM that was recorded by device Reset RPM reset maximum RPM ever value Maximum retard maximum allowable spark retard Maximum advance maximum allowable spark advance Apply Cancel www ecu
41. s connecting the pullup resistor to 12V or using device s pullup pin Ignition Out 6 Ignition In 9 m Pullup 3 HALL Sensor DET 3 For the Hall s optical sensors in the menu Setup Ignition Configuration chose the Ignition Input Type Hall Effect or optical sensor Page 22 www ecumaster com DIGITAL ECU TUNER 3 User Manual Ignition module In case of modifications of the signal controlling the ignition module the wiring diagram below should be used Ignition In 9 Pullup 3 DET 3 Ignition Out 6 For this signal type in the menu Setup Ignition Configuration choose the Ignition Input Type Hall Effect or optical sensor As the ignition mode choose the Retard single signal This mode considers the coil dwell time and copies it in the output signal Page 23 www ecumaster com DIGITAL ECU TUNER 3 User Manual Sygna SAW modulu EDIS In case of the ignition controlling the EDIS module it is possible to modify the ignition angle through the length modification of the controlling SAW signal Ignition Out 6 Ignition In 9 DET 3 EDIS 4 CYL For this type of signal in the menu Setup Ignition Configuration choose Ignition Input Type Hall Effect or optical sensor Page 24 www ecumaster com DIGITAL ECU TUNER 3 User Manual Power outputs Power
42. s easier to use signals with the value expressed in units which are measured by the signal for example pressure in Bars eee 20 Ee pulse Sees oe ae x Scales analog inputs can be used To find the perectian MOTOROLA MPX4250 MAP SENSOR o doa window with scale choices choose 4nalegIN LINEAR VOLTAGE SCALE 05V Load Analog IN 2 LINEAR VOLTAGE SCALE eo Analog IN 3 WIDE BAND SENSOR AFR 10 20 re Default scales Jinisdefaultscales ii Load oa OF Cancel every analog input The choice is E Setup from the menu and then Scales Configuration In this window it is possible to choose a proper scale for voltage scale proportional percent scale for example for TPS pressure sensors for example MPX4250AP GM 115kPa Greedy 3Bar temperature sensors AFR narrow band Zytronix WBO linear wide band sensor 10 20 The chosen set of scales can be saved in a folder using the option Save It is also possible to load a set of scales which will be automatically loaded at client start up Page 36 www ecumaster com DIGITAL ECU TUNER 3 User Manual Signals logging Dataloger is a basic tool used during tuning of a car It helps to trace the changes of signals which are being logged and modified and make decisions about the modifications of the tables Using extra analog inputs with the help of the external WBO controller it is possible to log a current composition of the mixture AFR It is
43. sing in the exponential way There is a comparison of the frequency Frequency modification type Modify frequency input nonlinear fuel map non linear Thiz mode ts used for frequency signal modification The frequency is clamped ta Freg Max and Freg Min value and modified in additive way using Fuel Map table The minimal step iz non linear and i 1Hz for table value 1 100H2z for table value 50 change value for the linear and nonlinear mode on the chart below FreqOut FreqIn F MapValue If FreqOut lt FreqMin FreqOut FreqMin Parameters Freq Mir H2z 17 er Freq Max Hz aooo Bac uiia p a APM Multiplier fron a If FreqOut gt FreqMax FreqOut FreqMax oc cae 1500 Linear mode Nonlinear mode 1000 500 500 1000 1500 2000 2500 120 104 88 12 56 40 24 8 8 24 40 56 72 88 104 120 128 112 96 80 64 48 32 16 0 16 32 48 64 80 96 112 128 It is possible to preview the nonlinear values on the map To do this click the right mouse button on the map area and choose Display As Frequency on the context menu www ecumaster com DIGITAL ECU TUNER 3 User Manual 2 Generating of the frequency signal using the Fuel Table In the frequency MAF sensor to analog MAP sensor Frequency modification type Generate frequency output fuel map non linear Thiz mode i used for frequency MAF to MAP conversi
44. sing tooth gap Ignition sync status SYNCHRONIZED The device is already synchronized with the ignition signal Page 11 www ecumaster com DIGITAL ECU TUNER 3 User Manual Current map set currently chosen set of tables 15 Name of the input used as an argument of the table s X axis All values are linearly interpolated among the adjacent cells what causes a very good end result smooth engine work It is also very important for the MAP to MAF conversion To move on the table use the arrow keys a chosen area on the table can be marked with the SHIFT key It is also possible to mark a chosen area by holding the left mouse button pressed Press and keys to change values of the cells with the SHIFT button 5 unit change 0 key resets cells value to zero There are 4 tables to choose from Fuel Table F1 It is the basic table where modifications of the fuel dose can be made with using modifications of analog and frequency signals PWM Table 1 F2 It is a table used for the configuration of the power output 1 PWM signal duty cycle 0 100 or in the case of direct injectors steering it is a scale of injector opening time 0 200 Ign Table F3 It is a table containing the modification of the ignition advance angle Positive values denote the ignition advance and negative values denote the ignition retard PWM Table 2 F4 It is a table used for the configuration of the power outp
45. ster com DIGITAL ECU TUNER 3 User Manual The generated graph can be exported to a folder in a BMP format To do this choose Export Dyno Graph as BMP option from the Dyno menu Digital ECU Tuner II Work offline E _ 5 xj File Edit Map Setup Dyno Help D ca Wed oe e SEE ee ew oS TT Fuel Map F1 TU Boost inj Map F2 T tgn Freq Map F3 25 Log window F4 8 Setup F5 gt Dyno FE 2T z3 40 POWER MAX 187 HP e2o2 TORQUE MAX 24H Nm 5086 Parameters W Display deflection I Display power curve Parameters Filter power Display analogin ti Display torque curve Display analogin 2 Display aero losses Display analogin 3 Display trans looses Cannot connect It is also possible to export text data in CSV format for further analyzes in other programs eg Microsoft Excel To do this choose Export Dyno Graph to CSV file option from the Dyno menu www ecumaster com DIGITAL ECU TUNER 3 User Manual Launch control Launch control function starting procedure is used to set the optimal starting engine speed for a given RPM the ignition is cut off In turbocharged engines it also enables the increase of the boost pressure at the start thanks to retarded ignition and an increased fuel dose 1 Using the launch control function in the turbocharged engines may lead to damaging the turbocharger 3 Launch control configurat
46. t FreqIn Base unit Hz 2 ipli 0 250 ase unit Hz RPM Multiplier If FreqOut lt FreqMin FreqOut FreqMin If FreqOut gt FreqMax FreqOut FreqMax An exemplary wiring diagram of the VSS sensor connecting Frequency Out 7 Frequency In 9 VSS Sensor Pullup 8 DET 3 4 Generating the output signal for digital tachometers gt 3 Frequency configuration x Frequency modification type Generate APM output g This mode i used for generating frequency output used for digital tachometers based on APM signal Output frequency equals to RPM multiplied by RPM Multiplier It is possible to generate frequency signal for digital tachometers where signal is received from ECU and not from the ignition coil Frequency of the output signal depends on the current engine speed mulitplied by the RPM Multiplier factor which is used for adjusting the signal to a Parameters Freg Min Hz fi 4 Freg Max Hz 2000 4 specific tachometer Base unit Hz 2 RPM Multiplier 0 260 A FreqOut RPM 60 RPM MULTIPLIER Page 35 www ecumaster com DIGITAL ECU TUNER 3 User Manual Scales configuration There is an option to connect different kinds of sensors which represent voltage pressure temperature AFR etc to the analog inputs Basic unit of the input signal measurement is voltage in Volts However it i
47. t Min If Vout gt Analog Out Max then Vout Analog Out Max where Vout Output voltage Analog Out 1 Vin Input voltage Analog In 1 Vstep Modification step 0 019V 0 098V 0 0049V menu Analog Output Configuration TableValue Fuel table value AnalogOutOffset Analog output offset menu Analog Output Configuration Correction Proportional value from the first correctional table s cell Correction2 Proportional value from the second correctional table s cell Load Load is used to determine the table s column where the value will be used X axis The example of the sensor which voltage or frequency can be used as load are for example TPS for NA engines only MAP sensor MAF sensor etc To obtain as many signal modifications as possible the range of the input signal must be correctly configured Analog Inputs Configuration menu The minimal and maximal value of the chosen analog input should be set for the correct highest and lowest frequency value indicated by the sensor For example if the MAP sensor gives 0 5 V at the 40kpa of absolute and 4 0 V at 200kpa then parameters should be set 0 5V and 4 0V respectively This way it will be possible to use all cells from the table It is important however not to use the signal from the TPS as load in the turbocharged cars because the opening angle of the throttle doesn t reflect the real load of such engine In this case signal from MAP or MAF sensor must be used
48. table the correction represents the ignition change angle 11 Menu right mouse button enables the conduction of operations in the map s cells Enter value Enter key displays a dialog which enables the filling of the marked cells with the chosen value Increment key enables the change of the increment cell s value by 1 with the SHIFT key pressed by 5 Decrement key enables the change of the decrement cell s value by 1 with the SHIFT key pressed by 5 Zero 0 key resets cell s value to 0 Interpolate linearly interpolates cells values within a marked area 12 Display As in case of frequency signals it is possible to change the presentation of data from the table into real frequency values especially important for nonlinear scales For the analog signals it 1s possible to set the table presentation in volts 13 Hardware version HW ver and its firmware FW ver More information on the topic can be found in the chapter Firmware Upgrade 14 Status bar describes the current state of the device Cannot connect the device is not communicating with the PC computer Connected the device is communicating with the PC computer Ignition sync status NO SYNC no signal or signal incorrect at the input Ignition 1 In Ignition sync status SYNCHRONIZING synchronization of the ignition signal for the systems with a missing tooth It means that the device is trying to detect the mis
49. uld have the working temperature Page 44 www ecumaster com DIGITAL ECU TUNER 3 User Manual x Fuel Table Pw Table 1 3 Analog output configuration l xX 000 Analog Out Offset pv 249 5 Modify Zero Load Analog in 4 Load Analog in 2 z Correction 1 Analog in 3 Correction 2 Analog in 4 7 Pw Table 2 Load Analog in 2 Correction 1 Analog in 3 x Correction 2 Disable Analog Out Min v Analog Out Max Y 3 00 Force startup output value Analog signal modification step w Startup value v o oo fom Sa Analog in 2 Correction 1 Analog in 3 x Correction 2 Analog in 4 This configuration window allow to configure what signal will act as deflection correction and what signal will be modified for Correction 1 Analog in 3 Correction 2 Analog in 4 given table OK Cancel Apply Cancel Corrections on the map should be made if needed special attention should be paid to the idle revolution Additionally using the air temperature sensor in the intake manifold it is possible to make correction of the fuel dose depending on the intake air temperature lower the fuel dose when the temperature of the intake air rises In some cars ECU checks the value of the signal from the flow meter just after the car s start DET 3 needs about 6ms for initialization During this time on the analog
50. ut 2 PWM signal duty cycle 0 100 Page 12 www ecumaster com DIGITAL ECU TUNER 3 User Manual Tables Configuration For every map it is important to define which input signals will be modified and which signals will be used as Load for the main map as well as for the corrections To enter Tables configurations choose Setup tables from the menu Setup o Setup tables X Analog im H Analog In 2 Ph Table 1 Load Analog in 2 Correction 1 Analog in H3 Correction 2 Analog in H4 Pwk Table 2 Load Analog in 2 Correction 1 Analog In 3 Correction 1 Analog in 3 Correction 2 Analog mn 4 Correction 2 Analog m 4 This configuration window allow to configure what signal will act as deflection correction and what signal will be modified for given table Correction 1 Analog in 3 Correction 2 Analog in 4 Ignition T able Load Analog In 2 The modified signal for the Fuel Table can be chosen among Analog l Analog 4 Frequency and Zero Depending on the kind of a sensor analog frequency a proper input can be chosen Zero means that the value of a modified input signal will be 0 This option is used for the MAF to MAP conversion For the Load it 1s possible to choose all analog inputs and frequency input For the correction maps apart from the choices mentioned above there is also a Disable option w

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