reytec - TOMEI
Contents
1. Ground black Ground pink 2 Signal white 2 Signal blue 3 Power black white 3 Power black white 12 2 Fitting Boost Pressure Sensor 1 Fit the Boost pressure sensor in place 2 Fit the connector 3 Bundle and organize wires with plastic tie wrap or similar There is a place ideal for fitting the Boost pressure sensor behind the radiator bracket Drill a 6 0 6 5mm hole and fit it with the bolt and nut provided Boost pressure sensor must Example of the Boost pressure sensor location be fitted with its pressure outlet Illustration is a front left side of engine compartment facing down XBe careful not to break surroundings of the radiator bracket 3 Piping for Boost Pressure 1 Cut a pipe that connects fuel regulator and intake manifold to To intake maniior wedge IT connector To fuel regulator 2 Connect enclosed pressure hose to the T connector 3 Keep the pressure hose away from any heat such as exhaust To pressure sensor manifold T Connector 5 Canceling Fuel pomp dropping register Fuel pomp dropping register that is equipped on PS13 and RPS13 has to be cancelled Remove the register and fit the coupler enclosed in the kit dropping register 6 Removing O2 sensor connector Remove O sensor connector REYTEC does not collect signal from the sensor 13 7 Adjustment For both NA and Turbo charged models Tighten idle adjust screw on AA2. Wiring the Air temperature sensor 1 Cut the 26th and 29th wires from ECU Leave about 10cm from the ECU for later use Bundle and insulate wires of the body side Ground for air temperature sensor black 3 Fit a male connector to 26th wire of ECU side and a 9 female connector to the wire from air temperature sensor lt 9 See 1 Connector Preparation for reference Connect each other tight 96 Fit a forked female connector to 29th wire of ECU side Line for air temperature sensor signal red and a male connector to the wire from the body and the ground for sensor Wiring Illustration Obtaining A F logger output signal M Connect A F output line to 19th wire Ground for air temperature sensor f 19 line for O2 sensor 2 Connect the ground wire to 29th wire Line for A F output signal Wiring Illustration S14 Before minor changed models S14 Before minor changed models Ground for air temperature sensor 22 23 24 26 26 27 28 29 30 41 a2 a3 aa as 46 47 fae a9 50 32 33 34 35 36 37 38 39 40 51 52 53 54 s5 s6 57 58 59 e0 Line for Air temperature sensor signal Wiring the Air temperature sensor Cut the 30th and 57th wires from ECU Leave about 10cm from the ECU for later use Bundle and insulate wires of the body side Ground for air temperature sensor black 3 Fit a male connector to 57th wire of ECU side and a 30 female connector to the wire from air
3. OTOMEI 2003 8 E81030 Instruction Manual Please read this manual before the use Refer to the Genuine Nissan service manual along with this instruction manual Keep this manual at handy after the installation of this product if this product is installed at our dealer please make sure to hand this manual to your customer Distinctive Feature of the Product Uses factory equipped ECU that is superior in noise prevention and smooth data collection from OE sensors Whole application is built from the scratch No need to analyze complicated maps a N control system enables the use of multi barrel throttle body Basic data gained from dyno and actual running test are pre installed All the necessary data for compensation are also pre installed Atmospheric pressure sensor inside the unit manages engine performance when driving highlands Easy connection to the PC for through the optional cable and communication software Contents Main Unit Enclosed Parts 4 Wire Preparations 1 Removing the OE ECU ss 6 2 Aquiring A F signal sss ss amp 6 3 Installation of REYTEC main unit 11 4 Installation of Boost pressure sensor 12 5 Short Circuiting Fuel Pump Dropping Register 13 J O Removing 0 sensor connector 13 i Adjustment a n ee ee ee 14 Optional Data Communication Kit Enclosed Parts ss ss ss 8s
4. 18 1 35 1 58 34 Fuel Increase at Acceleration REYTEC injects extra fuel at acceleration To inject the right amount of fuel it sense the acceleration from the throttle opening Programmed data for SR20 has 7 steps in accordance with the acceleration level Programmed data for RB26 continuously compensates the amount of fuel The adjustment should be done after setting of Fuel MAP Desirable A F ratio is around 13 0 Fuel Decrease at Acceleration This is to set back the increased fuel to a basic injection pattern When the fuel is injected more for acceleration it has to be decreased more Time needed for time compensation will be shortened by increasing numbers in Fuel Decrease setting 3 9 8 Ignition MAP Setting Ignition Timing Control In order to obtain an optimal performance REYTEC controls ignition timing depending on the driving condition As long as the compression ratio is kept original resetting is unnecessary A knock sensor is not used for REYTEC as the sensor originally equipped by manufacturer is usually a radio wave sensing type and it tends to pick up the noise created by engine modification When you want to change ignition timing you should use microphone amplifier and headphone to check the engine knocking Place microphone near the engine block and listen for the knocking noise while you advance retard ignition timing Check the spark plugs as well Do not advance ignition timing too much as it will break
5. 8 08 15 PC Requirements Instal lation Preparation Connection 18 Starting the appl ication Key Conf iguration Uninstal 19 Setting Procedure s n n 20 1 Before Injection Setting gt 21 2 Fitting A F Meter ss se 21 3 Gonnecting REYTEG s sa 21 4 Engine Setting 5 8 sens 22 5 Setting Tips for Modified Engine 23 6 Idling Speed Setting 21 7 Fuel MAP Setting u 33 8 Ignition MAP Setting ss sss 5 36 Saving the File ss ss 8 se ns 37 NOTE W This product is to control fuel injection and ignition timing of an engine in the range of its product capability It does not guarantee the operation of each part It is necessary to study the product and check all the concerning parts before installation W This product is designed to use in the closed environment such as racing and sports driving at race track Read this manual carefully to installation the product properly WE Please send originally equipped ECU to us as a trade in If you do not have OE ECU to trade in please consult with us WE When this product is equipped the exhaust gas inspection table is necessary at the time of the official automobile inspection in Japan W Please do not use this product to a vehicle not specified in this manual There is a possibility of serious damage to an engine W This product is designed to pull the capacity of an engine to its full extent h
6. Okg cm and engine rev 3000rpm Adjust initial ignition timing while the throttle is slightly opened It is not necessary to change Idle ignition timing of Setup1 page 30 Idle Fuel Setting When initial ignition timing is changed A F ratio at idling may change accordingly Check the Idle fuel setting Air Conditioner Compensation Air conditioner gives heavy electrical load to engine and it usually drops the idling when turned on mixture becomes lean This feature injects more fuel when it is in use Specify the amount of the fuel to be increased so that the engine keeps the same idling speed despite of A C Power Steering Compensation Power steering unit too gives heavy load to engine and drops the idling when steered mixture becomes lean Specify the amount of the fuel to be increased so that the engine keeps the same idling speed regardless of the steering movement AAC Valve Compensation After setting the Idle fuel Initial ignition timing and AAC valve opening Set up the amount of fuel to be Injected when AAC valve opens This can be done at Setup3 of DATA Writing page When AAC valve opens during idling the engine may run rough stall or cough as a load from electrical equipments increases AAC Valve Compensation prevents sudden dropping of idling speed in such case AAC Valve controls the amount of air supply when the load increases AAC Compensation means that injection of fuel when AAC valve increases
7. any loss and or injury that result from the failure to follow the instruction given in this manual WE Know your tools Use them as they are designed Be aware of the possibilities of injury and or burn if you use the tools in the way they are not intended W Prepare proper tools and protection before the installation If you do not have them you should not work on a vehicle Be aware of the possibilities of injury and or burn if you use the tools in the way they are not intended WE Be sure the engine is turned off and cold when you install this product W This product should be installed in a proper place to perform well Please examine the place to install the unit and sensors beforehand WE Be sure to fit all components properly You may loose the parts while driving the vehicle if the parts are not fitted properly m Exhaust fumes are poisonous They contain carbon monoxide which is fatal if innaled Never run the engine in a confined place If you have to be sure to ventilate Main Unit Enclosed Parts This kit includes the followings Please check all items before the installation RO Air temperature sensor Cable Nut gr a Male connectors Insulator for male Female connector Insulator for female REYTEC main unit qt 3 3 spares connectors qt 3 qt 1 1 spare connectors qt 1 v g Forked female connector Insulator for forked qt 1 1 spare female connectors qt 1 DD Te Boost pressure sensor Coupler C
8. between 30 and 35 Brae Idling Speed Control By using AAC valve and getting feedback information from ignition system idling speed is automatically adjusted Actual idling speed is lower than desired speed Cause AAC valve is opened too far already Fuel is too lean A F ratio too large Idle adjust screw is tighten too much Actual idling speed is higher than desired speed Cause AAC valve is not opened enough Fuel is too rich A F ratio too small Idle adjust screw is loosen too much Air is leaking in from other than IAA unit Air inhaled does not stabilize AAC valve keeps opening closing intermittently Cause Unstable ignition timing gives unstable feedback information Air is leaking in from other than IAA unit Idling speed is too low AAC valve opens Increase fuel to compensate AAC opening ldling gets higher AAC closes ldling gets too low Correcting Ignition Feedback In case the actual rev is lower than the desired idling speed Advance ignition timing more than 15 for SR20 In case the actual rev is higher than the desired idling speed Retard ignition timing more than 15 for SR20 When the engine gets warm and the ignition gets no feedback idling should be stable If the idle setting is proper AAC valve opening should be 30 to 35 and a difference in the actual speed and desired speed should be smaller 28 D Starting Engine Start the engine with all the electric components A C head lu
9. engine at higher load Even if you do not sense engine knock advancing ignition timing excessively cause improper combustion Ignition timing can be adjusted in the range of 0 to 50 degrees in the Ignition MAP In case the compression ratio differs from the original Ignition MAP page lf the compression ratio is higher than the stock retard ignition timing at Ignition MAP page Highlight the whole Ignition MAP then press Page down key Retard about 4 to 8 when compression ratio increases 1 Camshaft TOMEI PONCAM Type R Compression Ratio 8 5 Turbo Charger ARMS B8446 or equivalent Org Comp Comp Turbo Boost Boost Boost Boi Comp Ratio Ratio Engine Ratio 11 0 12 0 Rev 1 1kg om 1 3kg cm 1 5kg cm a o e e e e a e w a a ewo ns y on f o o C sf ef eof eo Camshaft TOMEI PONCAM Type N At Full throttle ee 3 6 saving the Edited File Select File Control from Menu page Clicks save to save the data You can choose where to save it Default setting is a Data folder Click load to load the data you have saved File name is pre set such like data name extension varies by vehicle and PC SR Turbo PS13 highpressure type htp standard Itp 1415 highpressure type hts standard its SR N A PS13 rnp File name REYTEC cannot handle different tyoes of extension other than above You will have to change the extensions when the different types of them are used
10. red and a male connector to the wire from the body and the ground for sensor A black wire Wiring Illustration Obtaining A F logger output signal M Connect AVF output line to 19th wire line for O2sensor Ground for air temperature sensor Connect the ground wire to 21st wire 1 2 19 Line for A F output signal Wiring Illustration s15 Ground for air temperature sensor rn emp omy TT 23 4 5 6 7 MMW 5 6 7 19 9 20 21 e2 35 36 37 8 39 ad tisfia is 6 JE Sa geensins Line for Air temperature sensor signal Wiring the Air temperature sensor 1 Cut the 21st wires from ECU Leave about 10cm from the ECU for later use 2 Fit a male connector to 57th wire of ECU side and a Gioindteraimcnsaaurescisaroed female connector to the wire from air temperature sensor A red wire See 1 Connector Preparation for reference Connect each other tight 2 3 There is a ratchet on the connector Release the ratchet with a micro screwdriver and remove a wire from the slot Line for air temperature Put the terminal of the air temperature sensor into 26th sensor signal red slot and lock the ratchet Wiring Illustration Obtaining A F logger output signal Connect A F output line to 19th wire line for Oz sensor Ground for air temperature sensor Connect the ground wire to 29th wire lt 29 19 Line for A F output signal Wiring Illustration 10 3 Installation of R
11. the air supply For instance consider followings At idling water temperature at 70 degree in Celsius and A F ratio at 12 7 AAC valve opening 30 and idling speed at 950rpm AAC valve opening rises to 60 as electrical load increase for some reason heater ON wiper moving head light ON and etc and it reduces A F ratio For that reason idling speed may drop too low or engine may stall If compensation starts at the point of AAC valve opening 50 10 advantage can be obtained and keeps A F in proper ratio As a result the idling speed gets back to the original rev before engine stalls Once idling backed up at the original rev AAC valve opening backs to Original rev as well Specify when to start this compensation in throttle opening in percent Set AAC compensation to start at AAC valve opening 10 to 15 idling stable Turn A C and P S off head lumps and heater on to set the starting position 3 1 Q Before setting Water Temperature Compensation An engine has to be cold when setting Water Temperature Compensation S14 and S15 has a regulator on the throttle valve thus idle switch will be tumed OFF REYTEC refers to Fuel MAP when engine is cold Idle switch OFF that is not Idle fuel setting of Setup1 page Idling setting at cold start of S14 and S15 should be done at Fuel MAP Water Temperature Compensation In order to burn fuel more efficiently while the engine is cold at start REYTEC increases the amount of fuel The
12. 00 Ubon SR20NA Fuel MAP Trim Injection Delay UJ 260cc red 100 0 60 UJ 370cc purple 0 56 X Numbers above are only yard stick and they do not guarantee the best A F ratio Each injector differs slightly due to the production accuracy Fuel MAP Trim is reflected in both Idle Fuel and Fuel MAP setting 24 Selecting the Injector To choose correct injector for your need consider the following chart It should be decided depending on desired power output and injector s capacity Do not choose excessively large injectors It will deteriorate the gas mileage cc min Desired power output Injector capacity specific gravity of gasoline at 0 75 1000 950 900 850 800 750 700 650 600 990 900 450 400 350 300 250 200 150 100 50 0 Ayoedexy 1op fu 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Output of each Injector PS per 1 injector How to use this chart When desired power output is 320PS one injector one cylinder needs to produce 80PS thus the Capacity of injector must be 500cc or more 2D In case the camshaft is replaced Data Rewriting Setup2 page Select Data Rewriting then Setup2 page Set up idling speed depending on the cam profile Idling speed can be adjusted by AAC valve and Ignition feed back Idling speed is set slightly higher at low water temperatu
13. C valve to the end From that position loose the screw 1 to 1 5 rotation 2 After fitting the ECU tum ignition switch on Adjust the throttle voltage output at full closure to be 0 45 0 50v lt If the position of throttle sensor has not been changed skip this adjustment 3 Tum the ignition OFF for once and then start the engine 4 Check the engine and surroundings for any leak spilt and other problems When the engine gets warm enough water temperature above 70 degree adjust initial ignition timing to BTDC 15 If rough idling occurs try idle adjust screw Do not turn it more than a half rotation 14 REY TEC Data Communication Kit Enclosed Parts in this Kit This kit includes the followings Please check all items before the installation 1CD ROM 1Link Cable 1USB Cable REYTEC TERMS OF CONDITION NOTICE TO USER THIS IS ACONTRACT PLEASE READ IT CAREFULLY INSTALLATION OR USE OF THE PRODUCT PROVIDED WITH THIS AGREEMENT THE PRODUCT CONSTITUTES ACCEPTANCE OF THE TERMS OF THIS AGREEMENT IF YOU DO NOT AGREE WITH ALL OF THE TERMS AND CONDITIONS OF THIS AGREEMENT YOU MUST i IMMEDIATELY CEASE USING THE PRODUCT ii DESTROY ALL DATA OF THE SAME INCLUDING ANY DATA STORED ON YOUR COMPUTER AND ANY FORMS OF MEDIA OR SEND THE PRODUCT TO TOMEI POWERED iii FOLLOW THE PROCEDURES ESTABLISHED BY TOMEI POWERED LICENSE GRANT Tomei Powered inc Tomei Powered grants you a non exclusive non transferable ri
14. EYTEC Main Unit NOTE WE Do not touch the terminal of ECU The parts inside the product may be damaged with static electricity 1 Check the terminal for damage and bend Fit the connector to the terminal 2 Tighten the lock screw till the colored in orange nail of the connector sits on the terminal 11 4 Fitting Boost Pressure Sensor Turbo Charged Model NOTE E Bndle and organize all the wires and hoses so that they do not touch any moving part in Engine compartment Do not fit any installment such as pressure gauges to pipe line of the Boost pressure sensor intake manifold T connector and fuel regulator Boost pressure sensor must be fitted its pressure output part facing down Cutting Airflow Sensor off 1 Cut wires of an Airflow sensor Leave about 3 to 5cm of Airflow sensor connector location wires from the connector 2 Keep the connector for later use 3 Fit a female connector to the wires above See 2 Terminal Preparation in previous page Connect it to the male connector of airflow sensor Wiring of Boost Pressure sensor Ground black 2 Signal white 3 Power red White Blue QM QM y seat Black White JS Black White lt lt Airflow signal wires gt Put black wire to D white to Put pink wire to blue to and black white to and black white to PS13 RPS13 S14 S15 Airflow signal wires Airflow signal wires
15. TEC and click ADD REMOVE Program 4 Uninstaller will starts Follow the instruction X Some folders of REYTEC may remain even after uninstalling Check these folders before you delete 19 setting Procedure 1 Check fuel delivery components Inspect fuel delivery pipe and vacuum hose for leak Replace fuel filter Fit A F meter See previous page as a reference 3 Connect PC to vehicle 4 Start engine setting Real Time Monitor page Setting may vary depends on modification of the engine In case the injector is replaced Data Rewriting Setup3 page In case the camshaft is replaced Data Rewriting Setup2 page In case the compression ratio is different from the original Ignition MAP page Set up idling speed Data Rewriting Setup1 2 3 page Q Fuel MAP setting Fuel MAP Data Logger page Ignition MAP setting Ignition MAP page NOTE WE Data edited on REYTEC are stored in RAM These data will be deleted if the battery is disconnected the memory backs up the data only a few days If the battery is disconnected from vehicle you may have to reload the data to the RAM Even if the edited data are lost default setting is kept so that the engine will start WE When you change fuel setting always use A F meter to avoid engine damage W This product is intended to be used at race track Installation should be done by trained mechanics with proper faci
16. a7 38 39 Sales Department TEL 81 42 795 8411 Please call the number above for inquiry Business Hours Monday thru Friday Closed on National Holidays 9 00 18 00 TOMEI POWERED wc HAH 82 17 1 1737 3 Tsuruma Machida Tokyo 194 0004 JAPAN TEL 81 42 795 8411 FAX 81 42 799 7851 URL http www tomei p co jp REYTEC for SR20 03 8 E81030 4 0
17. able Suances Rubber bushing M6 b 2 F aiite Pressure hose T connector qt 1 each qt 3 each 3 spares each qt 2 each Turbo charged models only Turbo charged models only Turbo charged models only 9 Screwdrivers Wrenches A set of Ratchet wrench Connector Pliers Timing light Solder and Solder iron Wire Preparation 1 Connector Preparation For Air temperature sensor Put an insulation sleeve thru a wire Remove about 5mm of vinyl tunic of the wire and place the wire on a connector Pinch the smaller nails with connector pliers 3 Paste solder to the part shown in and pinch remaining nails 4 Put the insulator in place 2 Terminal Preparation For Boost pressure ae 1 Put a rubber bushing thru a wire Remove about 3mm of vinyl tunic of the wire and place it on a terminal Pinch the smaller nails with connector pliers 3 Paste solder to the part shown in 4 Put the insulator in place and pinch remaining nails 1 Removing the Originally Equipped ECU NOTE WE Turn the ignition switch OFF before begin installation and disconnect a battery HM Do not touch terminals of the unit A computer chip inside may be destroyed with static electricity E Do not pull connectors with excessive force WE Make sure the wires are not pulled too tight and pinched 1 Factory equipped ECU can be found in the place shown in illustration below For PS13 RPS13 S14 and S15 it is likel
18. amount of increase Shown in is reflected on the Idle Fuel and Fuel MAP Desirable A F Ratio by Water Temperature Water Temp A F at Idle 40 C 0C Apprx 12 0 0 C 40 C Apprx 12 5 40 C 60 C Apprx 13 0 10 C above No Compensation a2 7 Fuel MAP Setting PSI3NA P10 REYTEC SR20NA controls fuel injection by throttle opening From the data of throttle position and engine rev you can trace where to look in the Fuel MAP The vertical axis of Fuel MAP shows engine rev and horizontal axis shows throttle opening in The grid of throttle opening cannot be changed The grid of engine rev can be changed Make sure to re set up the whole items after changing the grid Use a reliable A F meter to set up Data Logger Data logger records signals collected from sensors and ECU and stores those data into memory Watch for the A F ratio while sampling for data logger If the ratio becomes too lean stop sampling You may need to increase the numbers in Fuel MAP before start sampling Choose 3 items from logger graph Engine rev throttle opening and A F ratio You can trace from where REYTEC extracts the data if you know the throttle opening and engine rev For instance you have gained a sampling data at full throttle 3000rpm to 7000rpm The data shows the A F ratio of 13 0 and the desirable ratio is 12 5 you need to increase numbers of injection pulse of the Fuel MAP at throttle opening 100 3000rpm to 7000rpm Select Config F
19. connector of the vehicle Turn ignition ON and start the application 21 4 Engine Setting PS13NA P10 Check the Idle switch is ON and the Throttle voltage is between 480 to 500mv at the Real Time Monitor page If it is not adjust the Throttle voltage Xf the idle switch tums OFF while adjusting the voltage disconnect throttle sensor connector and try cranking the engine The switch should turn ON See if air temperature sensor shows correct reading PS13 RPS13 Check the Idle switch is ON at the Real Time Monitor page It is not necessary to adjust the Throttle voltage for turbo charged models See if the Air temperature sensor shows correct reading Also check the Boost pressure is at about Okg cm S14 S15 S14 and S15 has a device called Thermo Wax FIC that opens throttle valve to compensate the air when the water temperature is low and this turns the Idle switch OFF The Throttle voltage will show around 700mv at cold start and 480 to 500mv after it gets warm The idle switch will be turned ON at 50 to 6Odegree Celsius Check the Idle switch is ON after warming up the engine at the Real Time Monitor page It is not necessary to adjust the Throttle voltage for turbo charged models See if the Air temperature sensor shows correct reading Also check the Boost pressure is at about Okg cm a2 5 Setting tips for Modified Engine Incase the injector is replaced Go to Data R
20. ecification The specification below however is minimum requirements and it does not guarantee the full adaptation Windows 98 Second Edition Me 2000 NT XP AT compatible and NEC98NX series i H S 800 x 600 High Color 16 Bit Windows is a registered trademark in the U S A and other countries of Microsoft Corporation Pentium is a registered trademark in the U S A of Intel Corporation Ly Installation of the Application A Tum the PC on 2 Set CD ROM into CD ROM drive The set up will start automatically Follow the instruction Reboot your PC if necessary If the set up does not start try following 1 Select Start menu then Browse 2 Look for CD ROM drive in Browse then select setup exe 3 Click OPEN This will start setup exe 4 When the setup starts follow the instruction Before Starting the Application For Windows 98SE Me only Please check the system resource of your PC before starting REYTEC D Click My Computer and choose Property 2 Click Performance tab The system resource is displayed 3 End any anti virus soft installed on your computer before starting REYTEC 4 To protect REYTEC Data Communication from unexpected trouble make sure there is at least 70 of the system resource free If you have been installed Windows NT 2000 XP this procedure is not necessary Connecting PC to vehicle REYTEC uses connector of d
21. ewriting Setup3 page Set up the Fuel MAP Trim and Injection delay time at Data Rewriting Setup3 page Fuel MAP Trim Fuel MAP Trim is reflected in both Idle Fuel and Fuel MAP setting Default setting is 100 based on the Originally equipped injector s capacity 259cc for SR20DE 370cc for SRZODET and 444cc for RB26DETT If injectors are replaced with larger ones the setting has to be changed to avoid excessively rich A F See following example as a reference E g OE 380cc injector is replaced with 550cc 550 cc 380 cc 1 46 Then Trim 100 is divided by this number in this case the number is 1 46 100 1 46 68 5 So the Fuel MAP Trim should be set about 68 to compensate the increase of the injector s capacity The amount of the fuel is as same as the OE injector Injection Delay There is a time lag that injector actually starts injecting fuel after they get order from ECU This we call an Injection Delay When injectors are replaced the injection delay changes as well As a general larger injectors have longer injection delay Injection Delay tends to be longer when the battery voltage is lower than 14v and it gets shorter when the voltage is above 14v If the battery voltage is too low it may result in start failure or rough idling 23 Fuel MAP Trim and Injection Delay setting by capacity of injectors UJ UNISIA JECS Hitachi Unisia SR20 Turbo Fuel MAP Trim Injection Delay UJ 370cc purple 1
22. ght and license to use the Product as follows 15 1 COPYRIGHT The Product is proprietary to Tomei Powered and its licensors Tomei Powered and its licensors retain all copyrights trade secret rights patents trademarks intellectual property rights and any other proprietary rights relating to the Product 2 USE of THE PRODUCT The Product is designed for REYTEC of Tomei POWERED ONLY You may not use the Product for any Electric Engine Control Unit ECU other than REYTEC including vehicle manufacturer s ECU 3 LIMITATIONS You may not resale the Product You may not decompose modify re engineer re compile re assemble and give any change to the Product for any reason You may not lend lease hire and rental the Product You may not make any forms of copies of the Product and you may not sell any forms of copies of the Product to the other The Product may be used in Japan only 4 LIMITATION of LIABILITY In no event will Tomei Powered be liable to you for any consequential incidental or special damages including any loss of profits damages or loss of data arising out of the use or inability to use the Product even if Tomei Powered has been advised of the possibility of such damages In no event shall Tomei Powered s liability under this agreement exceed the amount of the Product prices The foregoing limitation shall apply not withstanding any failure of essential purpose of any limited remedy Some states do not allo
23. iagnosis system on the vehicle as an input terminal lt Once REYTEC is installed the diagnosis system will be unavailable The connector of diagnosis system can be found in the following place P10 P11 PS13 RPS13 S14 S15 Under the steering wheel right Right hand side of the Under the instrument panel hand side Beneath the fuse box legroom Beneath the fuse box 18 Starting the application A Ashort cut of REYTEC will appear on your screen when the installation is done properly 2 Make sure all the other program including anti virus is shut off 3 Double click the short cut to start REYTEC 4 If you did not create the short cut start the application from Start button XIf you are using output device other than stated in this manual shut it off from Device manager The application usage Please refer to the Help screen for this application usage each screen item and glossary Key Configuration Moves cursor to the direction so does mouse Increases numbers of the data The numbers will turn red when any modification is made Decreases numbers of the data Page Down The numbers will turn blue when any modification is made XData may be unable to be fluctuated unless it is pushing the Fn key depending on PC model Uninstalling the application A Select Control Panel from Start menu 2 Open ADD REMOVE Programs in Control Panel 3 Find and highlight REY
24. ified every 200rpm in the range from 0 to 3000rpm A F should be set somewhere between 12 5 and 13 0 at idling If a camshaft with longer duration is used the A F should be richer to obtain stable idling Basic Injection Pulse calculation SR20 Basic Injection Pulse MAP Reading x 0 016 x Fuel MAP Trim AFF ratio by cam duration TOMEI PONCAM TypeR 12 5 13 0 TOMEI PONCAM TypeN 12 5 13 0 TOMEI PROCAM 12 5 13 0 TOMEI PROCAM 12 0 12 5 XS14 and S15 has a regulator on the throttle valve thus idle switch will be turned OFF They refer to Fuel MAP when engine is cold Idle switch OFF that is not Idle fuel setting of Setup1 page Idling setting at cold start of 14 and S15 should be done at Fuel MAP Initial Ignition Timing Always adjust ignition timing when A F ratio is changed Initial ignition timing of SR20 engine is BTDC 15 Adjust a crank position sensor distributor for N A model so that the reading of ignition timing at Real Time Monitor page and ignition timing light matches False Ignition Timing Feedback False ignition timing feedback may occur when longer duration camshaft is equipped If this happens change the Ignition MAP as follows For N A model set the ignition timing to 15 at throttle opening 15 and engine rev below 3000rpm Adjust initial ignition timing while the throttle is slightly opened For turbo charged model set the ignition timing to 15 below throttle opening 15 Boost pressure
25. ise when you wish to engine rev higher and clock wise to lower Relationship of Idle Adjust Screw and AAC Valve Idle adjust screw controls amount of auxiliary air and can be found at the AAC valve body Wind it counter clock wise when you wish to engine rev higher and clock wise to lower Following is the relationship of AAC valve and idle adjust screw 1 Idle adjust screw is closed too much AAC valve opens 2 Idle adjust screw is at proper position AAC valve opening should be 30 to 35 3 Idle adjust screw is opened too far AAC valve closes In the case of 1 AAC valve will be opened too much Actual rev will be lower than desired idling speed Fuel is too lean A F ratio too large If idle adjust screw is tightened more AAC valve will be opened till its end and thus will not be able to supply air any more In the case of the idling should be stable and smooth AAC valve has a slack so that it can compensate the change in the engine environment In case of AAC valve is closed too much Actual rev will be higher than desired idling speed Fuel is too rich A F ratio too small AAC valve will keep opening closing intermittently Idle adjust screw and AAC valve interfere with each other closely Above is a general relationship of these two items although it may vary depending on the modification and or condition of an engine In such case the adjust screw may be slightly loosen to keep AAC valve opening
26. lities WE Incorrect fuel setting may lead to engine break down We do not take any responsibility for the damage of the engine and any part of the vehicle that results from the fuel setting WE This product may be influenced by a strong electric wave and it may cause incorrect operation when used in such environment 20 AN WARNING E Do nottry to set up the application while you are driving It may cause fatal injury WE Do not run the engine in a confined place They contain carbon monoxide which is fatal if inhaled 1 Before Injection Setting Check the battery voltage Check if fuel regulator and fuel pomp are working properly Replace fuel filter Check fuel and vacuum lines for any leak and damage Replace if necessary You will have to replace the fuel pump and short circuit fuel pump register as REYTEC does not use fuel pump control modulator the modulator of PS13 RPS13 Modify the wiring to obtain power supply The modulator reduces noise from the pump and it also reduces the output of the pump even S13NA P10 S14 and S15 do not have the modulator 2 Fitting A F Meter Obtaining A F logger output signal See previous pages Fitting the Terminals as a reference to obtain signal from A F meter XREYTEC accepts logger input signal of 5v at maximum 3 Connecting REY TEC Make sure all connectors of REYTEC Air temperature sensor and Boost pressure sensor are hooked up tight Set the cable to the diagnosis
27. mps and etc If the battery voltage is too low it may wet plugs disabling the engine to start If the engine will not start try Cold Start Fuel Compensation at DATA Rewriting Setup3 page The amount of fuel at cold start is compensated depending on water and air temperature Injection pattern at cold start is synchronized injection If the plugs are wet decrease the amount of the fuel If it seems that the idling is stable engine will be checked and it will warm to the water temperature of 70 C AAC valve Opening Control After warming up the engine adjust idle screw for the AAC valve opening to be 30 to 40 The opening may vary slightly depending on the engine conditions To higher AAC valve opening Turn Idle adjust screw clockwise To lower AAC valve opening Turn Idle adjust screw counter clockwise lt When the opening exceeds the range consider following y Opening below 30 Air supply excessive yx Opening above 40 Air supply short Idle adjust screw is opened too much Idle adjust screw is closed too much Desired idling speed is too low Desired idling speed is too high Throttle valve is already open Idling is too rough Idling is too rough A F is too lean AIF is too rich 2 9 AIF ratio setting at Idling This can be done at Idle Fuel Injection of Setup1 DATA Rewriting page This is a basic injection pattern at idling idle switch ON The injection amount can be mod
28. owever the product does not extend the capacity of the engine W As an engine output increases by equipping this product a suspension and or brake system may need some modification as well We recommend working through with these components according to the vehicle usage and condition W The parts inside the product may be damaged with static electricity Touch any metal nearby before touching the main unit to remove bodily static electricity Do not drop strike and shake the main unit M Avoid any kind of liquid Raindrops should be kept away from the main unit WE Do not disassemble the main unit If a seal on the unit is broken tech support and product guarantee will be void E Please use unleaded premium gasoline only W Jo avoid short circuiting disconnect the battery before installation Ensure to pull out an ignition key from key cylinder too E Do NOT install the main unit in the place as following Place with humid and dust Under direct sunlight Near the heat WE This product may be influenced by a strong electric wave and it may cause incorrect operation when used in such environment WE This product does not accommodate the engine diagnosis system WE Do not use a product that sends out false signal to ECU to control fuel injection It may ruin the application and damage the unit AN WARNING W Incorrect installation and or wiring connection may cause a fire on vehicle We do not take any responsibilities for
29. re by AAC valve for smoother operation Following is an example of idling soeed by cam profile Idling Speed By Cam Profile Tae rem Tae Two TOMEI PONCAM Type N 0 11 2mm 1000 rpm TOMEI PROCAM 260 1100 rpm TOMEI PROCAM 270 1200 rpm 3 In case the compression ratio is different from the original Ignition MAP page lf the compression ratio is higher than the stock retard ignition timing at Ignition MAP Highlight the whole Ignition MAP then press Page down key Retard about 4 to 8 when compression ratio increases 1 26 6 Idling Speed Setting Please read the following before start setting the idling speed REYTEC controls air supply at idling with AAC valve and adjust screw Idle fuel Idle ignition and Water Temperature compensation at DATA Rewriting Setup1 2 and 3 pages are all related to the idling control AAC Valve Compensation Cold start fuel compensation A C and P S compensation too It may be tedious to set up idling from throttle opening and Boost pressure compared to Airflow system Understanding the function of AAC valve should help AAC Valve AAC valve is a proportionality solenoid valve It controls amount of the auxiliary air by the output signal that has the frequency of about 160Hz The amount of air increases according to the signal length Idle Adjust Screw Idle adjust screw controls amount of auxiliary air and can be found at the AAC valve body Wind it counter clock w
30. temperature ey 4 sensor A red wire See 1 Connector Preparation for reference Connect each other tight 57 4 Fit a forked female connector to 30th wire of ECU side and a male connector to the wire from the body and the Line for air temperature sensor signal red ground for sensor A black wire Wiring Illustration Obtaining A F logger output signal Connect A F output line to 29th wire line for O2 sensor Ground for air temperature sensor Connect the ground wire to 30th wire lt 30 29 Line for A F output signal Wiring Illustration S14 After minor changed models Ground for air temperature sensor 14 After minor changed models sou ioe toa af os iof ool i 2 3 4 5 6 7 asf 16 17 18 19 20 21 22 31 32 33 34 35 36137 38 39 osf nof ui fuafusfnafusfue g f9 Profi pieis ia 23 24 25 26 27 28 28 30 aoa a2 a3 44 45 46 47 48 Line for Air temperature sensor signal Wiring the Air temperature sensor Cut the 21st and 26th wires from ECU Leave about 10cm from the ECU for later use Bundle and insulate wires of the body side Ground EE sensor bas 3 Fit a male connector to 26th wire of ECU side and a 1 female connector to the wire from air temperature 1 sensor A red wire See 1 Connector Preparation for reference Connect each other tight 6 4 Fit a forked female connector to 21st wire of ECU side Line for air temperature sensor signal
31. uel DisoChange to change Bit view Pulse page view PS13 RPS13 S14 15 REYTEC SR20Turbo controls fuel injection by Boost pressure From the data of Boost pressure and engine rev you can trace where to look in the Fuel MAP The vertical axis of Fuel MAP shows engine rev and horizontal axis shows Boost pressure in kg cm The both grid can be changed Make sure to re set up the whole items after changing the grid Use a reliable A F meter to set up Data Logger Data logger records signals collected from sensors and ECU and stores those data into memory Watch for the A F ratio while sampling for data logger If the ratio becomes too lean stop sampling You may need to increase the numbers in Fuel MAP before start sampling Choose 3 items from logger graph Engine rev Boost pressure and A F ratio You can trace from where REYTEC extracts the data if you know the Boost pressure and engine rev For instance you have gained a sampling data at 1 0kg cm Boost pressure 3000rpm to 7000rpm The data shows the AVF ratio of 12 5 and the desirable ratio is 11 0 you need to increase numbers of injection pulse of the Fuel MAP at Boost pressure 1 0kg cm 3000rpm to 7000rpm Select Config Fuel DisoChange to change Bit view Pulse page view 9 9 SR20N A Example of A F Ratio Setting a E S i r are a E A EE AA13 13 5 SR20Turbo Example of A F Ratio Setting O 73 0 63 0 5 0 420 330 2301 2 0 03 0 18 0 38 10 59 0 79 0 98 1
32. w the exclusion or limitation of incidental consequential or special damages so the above limitations may not apply to you 5 If you do not agree with all of the terms and conditions of this agreement you must I immediately cease using the Product ii destroy all data of the same including any data stored on your computer and any forms of media or send the Product to Tomei Powered iii follow the procedures established by Tomei Powered 16 NOTE A Windows on your computer must have Japanese operating system Be careful not to scratch the CD Rom Wipe with clean soft cloth when the CD ROM gets dirty Do not use solvent to clean the CD ROM Do not put a label or sticker on the CD ROM Use soft felt pen when you write on the CD ROM Do not insert a broken deformed CD ROM into the CD ROM drive Do not try to repair with glue or cement if the CD ROM is broken It may ruin the drive Always store the CD ROM in the case when done Do not pull cables when you disconnect a connector Always grab the connector Do not leave the product under direct sunlight Keep away from heat The content of the product is subject to change without notice In no event will Tomei Powered be liable to you for any consequential incidental or special damages including any loss of profits damages or loss of data arising out of the use or inability to use the product system Requirements REYTEC requires PC to have at least the following sp
33. y to be found under passenger seat Look for it behind the center console box in case of P10 and P11 2 Loosen the bolts from ECU and disconnect the connector Pull connector itself but not wire harness ne MI ree PS13 RPS13 S14 and S15 P10 and P11 Left side under passenger seat Behind center console box 2 Aquiring A F Signal and Fitting Air temp Sensor NOTE WE Wires of air temperature should not touch any moving parts in engine compartment W Use only enclosed terminals to avoid breakage and poor contact 1 Engine Compartment 1 Fit the air temperature sensor using suitable bracket and nuts Place it close to air cleaner 2 Pull the wires from the sensor into cabin There should be a hole Bullithewire for wire harness on the firewall with a rubber lid on it Make a Pia ies suitable hole for the wires 3 Disconnect a terminal from an air flow sensor and wrap it with vinyl tape or something to avoid faulty connection A hole is found at left side of the firewall 2 Fitting the Terminals P10 P11 PS13 NA Turbo RPS13 Before After minor changed models P10 P11 PS13 NA Turbo RPS13 Before After minor changed models 101 12 03 oa os of 17 108 BEBooo ECuooa 31 32 33 34 35 36 37 38 39 vos tio iu fuafnafnafusfus 8 f Prof tipi 3 ia 23 24 25 26 27 28 29 30 40 41 42 43 44 45 46 47 48 Line for Air temperature sensor signal Ground for air temperature senso
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