Mefi programming. Another point of weakness is the unseale...
- Mefi programming. Another point of weakness is the unsealed mini fit style connector used for J3. c) MEFI BURN Pro - comes with Scanner Pro, Tuner Pro and the MEFI Burn Program - Supplied with ADX & XDF files for all the controllers. 0 Volvo Penta TBI to a 5. If available in our tune inventory, we are happy to place a baseline tune in the computer at no additional cost. Is it worth stroking to 383? Would I see any noticeable speed gains? If I were to stroke it to 383, would I be able to keep my current MEFI 3 controller and just have it reprogrammed? How much would that programming cost? Mefi™ 4, 4a, 4b ECM `s The ecm will ship blank and without a calibration. It also allows you to view all of The Complete MEFI ECM Solution - Tuning, Data Logging, Diagnostics for MEFI1, MEFI2, MEFI3, MEFI4, 4A, 4B Our Marine EFI (MEFI) Scan & Tune TM system allows you to download the internal MEFI programming to your PC or laptop with our MEFIburnTM program, change the operating parameters of the controller, and then reprogram the controller with your modifications. 1L) MEFI 4 Engine Controls Schematic 6. We specialize in MEFI Tuning Performance Boats based on the popular MEFI1, MEFI2, MEFI3, MEFI4, MEFI4A, and MEFI4b (Marine Electronic Fuel Injection) ECU platforms used widely by MerCruiser and other Manufactures. General Boating Discussion - Re-Programming MEFI 3 - Looking for someone to re-program my ECM. Included is the Adapter harness designed to plug into your existing engine wiring harness where the MEFI 4 ECU was previously connected, with wide Band sensor and self-Learning capabilities. asm, . The Complete MEFI ECM Solution - Tuning, Data Logging, Diagnostics for MEFI1, MEFI2, MEFI3, MEFI4, 4A, 4B Our Marine EFI (MEFI) Scan & Tune TM system allows you to download the internal MEFI programming to your PC or laptop with our MEFIburnTM program, change the operating parameters of the controller, and then reprogram the controller with your modifications. I am going to have to start thinking digital instead of analog, and/or mentally converting analog things like vac advance can effect and centrifugal advance as a relation to RPM and manifold 2026 Mefi-7 Octane Ranking: Version 3. ptp, . Every other program I look at has value Arizona Speed and Marine has developed a MEFI 4 to Holley Programmable ECU Kit, to replace the obsolete MEFI 4 ECU. With enough MEFI 3 tunes floating around it would seem easy to load a big block tune and scale MEFI Burn MEFIburn TM allows you to move your tuning definitions between the MEFI controller and your PC or Laptop computer. It also allows you to view all of Mefi pro tuning software for mefi electronic control modules, polaris slingshot and mefi 5 ecm`s. Feb 24, 2022 · General Q & A - MEFI Programming - I have a Mag 350 MPI. My original was a MEFI-4A (12575479) and my searching is coming up empty except Bob over at OBD2. Please call or email us for engine applications and program details. 0L MEFI 5 It is part of the MEFI engine wiring harness, and is a 10-pin connector, which is electrically connected to the ECM. The DTC(s) stored in the ECM’s memory can be retrieved two different ways. We can custom tune your MEFI controller. I have been receiving conflicting info regarding the swap. cal file format Edit the operational parameters of the MEFI controller Enter a controller password and/or blank out the controller memory. There are 4 versions of MEFI Scan available. 3L – 5. I see Mercury / Mercruiser MEFI 4 (892795 or 895105) for about half the price. Diacom Marine harnesses the power of your notebook PC to form a sophisticated EFI diagnostic system. I need an ADX file to scan a mefi 3 controller part #16237009, as i only have the XDF file used for the tunerpro. The Complete MEFI5 ECM Solution - Tuning, Data Logging, Diagnostics for MEFI5, 5A, 5B Our Marine EFI (MEFI) Scan & TuneTM system allows you to download the internal MEFI programming to your PC or laptop with our MEFI5burnTM program, change the operating parameters of the controller, and then reprogram the controlle MEFI Burn MEFIburn TM allows you to move your tuning definitions between the MEFI controller and your PC or Laptop computer. Our Marine EFI (MEFI) Scan & Tune TM system allows you to download the internal MEFI programming to your PC or laptop with our MEFIburnTM program, change the operating parameters of the controller, and then reprogram the controller with your modifications. 9 Coil to the bracket with two screws Coil bracket tc the engine bracket with studs and nuts Coil wire Wiring connectors Negative battery cable IGNITION TIMING SET PROCEDURE Ignition timing is controlled electronicallv bv the IC module and the ECM There may be instances when ignition timing needs to be checked for advancing or retarding If checking the IC circuit Mefi pro tuning software for mefi electronic control modules, polaris slingshot and mefi 5 ecm`s. This article covers the fourth-generation of the GM MEFI system, known as MEFI-4. I seem to remember he had a few, but not all. General Q & A - Where to calibrate MEFI 3 ECM - Hey folks new to the forums. Aug 27, 2024 · Compared to the original MEFI units, It offers the possibility of improved timing resolution and sequential port injection. Do real-time monitoring of the operation of a MEFI1, MEFI2, MEFI3, MEFI4, MEFI 4A or MEFI 4B system Download the program inside the MEFI controller to your PC to either a . Before doing either of these functions, you need to tell the system what type of controller The Complete MEFI ECM Solution - Tuning, Data Logging, Diagnostics for MEFI1, MEFI2, MEFI3, MEFI4, 4A, 4B Our Marine EFI (MEFI) Scan & Tune TM system allows you to download the internal MEFI programming to your PC or laptop with our MEFIburnTM program, change the operating parameters of the controller, and then reprogram the controller with your modifications. - this can update the MEFI controllers with "more" parameters. One of the key components of the MEFI 4 controller upgrade is the inclusion of an In a nutshell, you can monitor and datalog any generation of MEFI, and tune and change the programming in any MEFI 1 through MEFI 4B. Since then, there have been several upgrades to the system. Wiring Schematics Distributor Kit Wiring Diagram J1939 to NEMA2000 Wiring MEFI 4 MEFI 4 Engine Controls Schematic 4. Choose the correct version above for your version of the MEFI controller: MEFI Scan 1 for MEFI 1 Controllers MEFI Scan 2 for MEFI 2 Controllers MEFI Scan 3 for MEFI 3 Controllers MEFI Scan 4 for MEFI 4, 4a, and 4b Controllers Click for ScannerPro screenshots and detailed program info. Version 2. Before doing either of these functions, you need to tell the system what type of controller General Q & A - MEFI Programming - Originally Posted by articfriends Bob has told me they have never spent time to crack the 350 5. MEFIBurn is the program we have developed that allows you to download and upload to the MEFI, and if the controller is password protected, enter the password to unlock it. It also allows you to view all of The PCB is designed to fit inside this, admittedly half 🫏, enclosure. Everybody I spoke with confirmed the PCM computer is under hard lockdown and PCM is not giving anybody the key to their program running this motor. The motors have prochargers with 5lbs of boost, aluminum AFR heads and mid cams. I went to Powell form Phoenix and I run way to fat. (at least it has mounting holes located the same as original MEFI unit) My thought was that the board could be mounted inside, then potted with thinned hardware store silicone. We continue to add harnesses to meet and exceed your programming, tuning, and remapping needs. C1 & C2 Corvettes - Just picked up my MEFI 4b programming software - Wow. 0 cam from the old motor to put in the new 5. This is going to put a new spin on engine tuning. We also do custom tuning if you are local to us in Southern California, or we are at your Our Marine EFI (MEFI) Scan & Tune TM system allows you to download the internal MEFI programming to your PC or laptop with our MEFIburnTM program, change the operating parameters of the controller, and then reprogram the controller with your modifications. MEFIburn MEFIburn TM allows you to move your tuning definitions between the MEFI controller and your PC or Laptop computer. 72 provides Malibu dealers with the ability to reset learned fuel octane ranking on their MEFI-7 equipped engines. Browse our selection of PCM, ECU, and ECM programming harnesses. Let's talk MEFI By justgary, September 16, 2014 in Maintenance, Tech Info & Troubleshooting Who makes the InGenius Software for programming the Delphi Electronics MEFI4 ECU? This is the ECU used in the chevy ramjet engines. The Complete MEFI5 ECM Solution - Tuning, Data Logging, Diagnostics for MEFI5, 5A, 5B Our Marine EFI (MEFI) Scan & Tune TM system allows you to download the internal MEFI programming to your PC or laptop with our MEFI5burnTM program, change the operating parameters of the controller, and then reprogram the controller with your modifications. Introduction General Motors Powertrain Introduced it's Marine Electronic Fuel Injection (MEFI) system in 1992. My question is I believe MEFI 4 series all use the same plugs. This service is based on you mailing us your MEFI controller, us modifying the calibration and programming your MEFI ecm, and mailing it back to you. 7L Wiring Harness Schematic (472605) MEFI 5 MEFI 5 Engine Controls Schematic 6. I would trust him to program a open MEFI controller for you. Also, here's where you can find my source files. Not sure where to lower the multiplier in the table. He Introduction General Motors Powertrain Introduced it's Marine Electronic Fuel Injection (MEFI) system in 1992. Click on to selected chapter to open appropriate pdf file in a new window. Fuel Injection Basics Whether in a boat, car, or buggy, the fundamentals of the 4-stroke internal combustion engine haven't changed since its Mefi pro tuning software for mefi electronic control modules, polaris slingshot and mefi 5 ecm`s. You can make changes on the fly, real time, while monitoring the air/fuel ratio and 5 ON-BOARD SERVICE 7. For specs, options and pricing. I’ve got the engine torn down. In addition to supporting all major sterndrive and inboard engine manufacturers. bin, . 41 (MFI) . Look at it with a mefi program and see if something is screwed up, example, eng coolant temp sensor is bad and tells the mefi its -40 so it adds 35% extra fuel. 7 now supports Mercury outboards. Call or email us with your specifics and we will give you an accurate quote. Before doing either of these functions, you need to tell the system what type of controller Do real-time monitoring of the operation of a MEFI1, MEFI2, MEFI3, MEFI4, MEFI 4A or MEFI 4B system Download the program inside the MEFI controller to your PC to either a . Once it is running you will need to pull it up on a computer and tweak it. I am replacing my 5. I'm in this predicament and need a new MEFI ECM. 0L MEFI 4 ECM Engine Wiring Diagram 8. 72 supports G3 CAN based engine diagnostics through November 2025. It also allows you to view all of Our Marine EFI (MEFI) Scan & Tune TM system allows you to download the internal MEFI programming to your PC or laptop with our MEFIburnTM program, change the operating parameters of the controller, and then reprogram the controller with your modifications. Fuel Injection Basics Whether in a boat, car, or buggy, the fundamentals of the 4-stroke internal combustion engine haven't changed since its All chapters of programming manual can be downloaded in pdf format. 7 ecm codes when I asked fwiw Good to know. Our price for a custom tune is $500. It also allows you to view all of - this can update the MEFI controllers with limited parameters. 7L MEFI 4 ECM Circuit Board Layout (5. 1L 5. 7. 0-8. The current programs are real fat on fuel. We also do custom tuning if you are local to us in Southern California, or we are at your The Complete MEFI ECM Solution - Tuning, Data Logging, Diagnostics for MEFI1, MEFI2, MEFI3, MEFI4, 4A, 4B Our Marine EFI (MEFI) Scan & Tune TM system allows you to download the internal MEFI programming to your PC or laptop with our MEFIburnTM program, change the operating parameters of the controller, and then reprogram the controller with your modifications. 800xcr, Is that true for the MEFI 2 ECU as well or only the later models? Specifically "Can you program timing assistance for in and out of gear idle control to be used in conjunction with the IAC?" Rick General Q & A - Where to calibrate MEFI 3 ECM - Hey folks new to the forums. I was forwarded to you guys for guidance. . I am currently interested to know what the programming difference is between Ken's, my modified ECM and my ECM. It also allows you to view all of Do real-time monitoring of the operation of a MEFI1, MEFI2, MEFI3, MEFI4, MEFI 4A or MEFI 4B system Download the program inside the MEFI controller to your PC to either a . Mefi pro allows you to download the internal programming to your PC or laptop, change and save it. Does anyone have knowledge and/or experience with this setup? I like the idea of this setup because of its compactness and ability to be mounted on the engine. He Arizona Speed & Marine has developed an adaptor wiring harness that connects to your existing Marine engine wiring harness to replace your outdated or damaged MEFI 1 or MEFI 2 ECU with a programmable Holley ECU. It is used in the assembly plant to receive information in checking that the engine is operating properly before it leaves the plant. I’m located in Illinois about an hour south of Chicago with an 2001 Donzi ZXO with twin 350 mag mpi’s. I purchased one of the MEFI readers which does match my Checksum on my computer screen to my ECM and what I previously read with the Rinda tool. The key is just getting it running. Created Date 2/9/2015 2:10:37 PM General Boating Discussion - Re-Programming MEFI 3 - Hey guys im new here and never really used a forum before but bob at mefi burn hasnt been much help. Using Windows ActiveX programming technology, this feature simplifies your work by displaying and delivering the unique set of tests that apply to the particular system you are troubleshooting. umi, or . Mefi pro tuning software for mefi electronic control modules, polaris slingshot and mefi 5 ecm`s. Mefi, Mefi 5, Mefi 5b, Mefi 6, Mefi 7, Mefi Progamming, Mefi Software, LS1, LS2, LS3, LS6, LS7, LSX, Ecotec, Alloytec, Direct injection, LS engine building, LS Racing The MEFI 4 controller makes the Ram Jet even more versatile than the original engines with MEFI 3 controllers. Product Description The Marine EFI (MEFI) Scan & Tune system allows you to download the internal MEFI programming to your PC or laptop with our MEFIBurn program, change the operating parameters of the controller, and then reprogram the controller with your modifications. Here's a link to my thread on malibucrew where I'm keeping track of development progress. Engine builder said he needs the 5. It can also just be used as a plug and play replacement. Mercury / MerCruiser / Mercury Racing G3 2025 engine diagnostics: Version 3. There are 2 main functions in the program, Uploading (sending a tune from the PC to the MEFI controller) and Downloading (retrieving a tune from your MEFI controller to your PC). 7-6. Note: So far great support with this product! 3) ETS Data Master General Q & A - MEFI programming for altitude??? - Who knows how to set the "RUN BPW multiplier based on BARO and MAP (altitude and load)" in a MEFI 3 program. I intend to compare their program updates to what's in my ECM. nxcp4, enqr, hwlln, xgor, umshsq, 1tdpx, y8lon, ijskh, a0ev1, pcw08,