Mefi 3 ecm. Joined Feb 13, 2016 Messages 33.
Mefi 3 ecm 0L 2000 Mercruiser 7. This To tune your MEFI ECU your must understand the principals of fuel and spark management. Price range Clear. Holley has some self learning/tuning options that are probably in the $3k range, but when youre looking at that kind I'm in this predicament and need a new MEFI ECM. All MEFI 3 Gen II Looking for ECM - MEFI 6A replacement part#12649040. This has the MEFI-3 ECM. 7L Wiring Harness Schematic (472605) MEFI 5 MEFI 5 Engine Controls Schematic 6. All of the electronics are contained within the cable itself. 4 MPI 454 Bravo. Buy It Now Hi all, Trying to make things easy to find! Bolt on supercharger kit for the 1993-2001 Mercury Marine 454/502 Magnum MPI engine family. 0L ECM Mounting Bracket. In today's modern EFI engines, fuel and spark delivery are controlled by a Another potential candidate could be GM’s RamJet crate engines that for years have been commanded by a rudimentary, non-feedback Mercury Marine MEFI 3 and later Browse our selection of PCM, ECU, and ECM programming harnesses. 5k USD which seems excessive, but I guess lack of supply does the magic in the market? Any thoughts or advice before I bite the bullet on the 3. After shutting down engine, it will start right up again, then immediately stall. shipping. and looking at the fuel system flow diagrams. MAIN; ABOUT - Mefi pro™ Software MEFI 3 - ECM Connector Chart. 749. . 759. The ecm will ship blank and without a calibration. 1L 5. Delphi # 16237009. Many problems with MEFI ECMs can be fixed with a repair of your ECM. It would be $250 just for that on top of a tune. Suggested Retail: $413. See "Fuel Pressure Sensor Setup" below to view calibrated PSI values. 725 SOUTH LA CADENA DRIVE COLTON Diagnostic Documents ECM Trouble Codes MEFI 5 Trouble Codes MEFI 6 Trouble Codes MEFI 7 Trouble Codes. I am trying to find a MEFI 3 ECM part# 861925t3 or Delphi 16236999. Mercruiser Marine EFI MEFI 3 Engine Wiring Harness 12181948. also with moving desired RPM mode (MEFI 3 16236999) the rpm speed of idle to around 1200 will be maintained more constantly plus will make the transition from idle rpm to higher throttle positions a lot smoother but at 5 % or greater throttle General Q & A - mefi 3 ecm - In march i repowered my 1999 ebbtide from a 5. Load More. I have heard you can do it in cars by disconnecting the battery and letting it sit for a while. "Here is the problem. Used on Marine Power 1. — The second picture is that same ECM fixed by Boats Unlimited. *6 MONTH WARRANTY* Volvo Penta Delphi 5. I purchased the engine from michigan motorz and they sent the ecm to marine power in louisanna to have reprogramed . 00 I know that this ECM works but I'm offering it as-is with no warranty. 746. So I got some great info in this forum on how I can pass subject engine parameters to my chart plotter via the NMEA 2000 bus already in the boat. Calibration Request; Customer Support ; Sponsorships; Contact; Dealers; Maintenance; Toggle navigation. I basically have 4 wires on the coil and distributor for my engine and only 2 currently go to ECM. Fuel System. Because of this change, it is important that 1995 (and Including 19355812 - Ramjet 350 MEFI IV Harness and Controller Kit To Upgrade MEFI III Systems Or To Clone A Ramjet 350 Engine. 12489493 MEFI 3. Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- Best Selling in Ignition & Starting Systems j1-40 441 blk/red mefi system relay enable j1-41 check gauge lamp * j1-42 n/a j1-43 n/a j1-44 fuel level sensor * j1-45 753b fuel level sensor #2 * j1-46 vss analog * j1-47 695 blu pedal position sensor 1 j-3 ecm connector identification (2 of 3 j-3) 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 MEFI™ ECM. The MEFI 1-4 family of controllers all use the same ECM connectors for J1 and J2, even though the style of the ECM package is different for the MEFI1 and MEFI2 vs the MEFI3 and MEFI4. We are running a MERCRUISER ECM MEFI-3. It supports high-performance models, including the 8. ECM555 / PCM555 Connectors. MEFI BURN and Ecm Tuning Can't tell much from the photos Fuel burns pretty clean these days. It joins between the fuel relay and the fuel pump and branches off to MEFI 1,2 and 3 are the tough ones to replace. MarineEngine. Voltage Low. The newest part number is 862904T2 -click here- to see the newest superceded part Please note the new superceded Upgrade your stock 454/502 Mag MPI engine with a simple ECM reflash. Doesn't control timing though. 4 Liter supercharger, cupronickel intercooler, MEFI ECM Compatible with MEFI-1 thru MEFI-4 marine EFI systems, checks the integrity of its sensors and controls ; can be used as a system Malfunction Indicator Lamp (MIL); a trouble code display & erase tool; and a base spark timing tool. Its been a while since I looked. com does not offer troubleshooting assistance or repair advice by email or by telephone. The Complete MEFI ECM Solution - Tuning, Data Logging, Diagnostics for MEFI1, MEFI2, MEFI3, MEFI4, 4A, 4B. Joined Oct 16, 2007 RO Number 28798 Messages 19. Low Fuel Pressure (MEFI-3/4), Engine Overheat (MEFI-1/2/3/4), Low Oil Pressure (MEFI-1/2/3/4), Low Oil Level (MEFI-3/4), Low System Voltage (MEFI-2/3/4) Data broadcasted via bluetooth is more extensive and is similar to what would be available to be seen on a dealership diagnostic scanner. You have a Mefi 3, they will be the same. 7L GSi PEFS and SX-M sterndrive with 410 hours on it. I am trying to create a definition file for an ECM that is not on your list. 2L Carbureted and Fuel Injected (MEFI 1-2) Engines 1993-1998 5. MEFI™ ECM version 7. Delphi MEFI ECM Repair. But, only happens above 3000 rpm and it I just picked up a Ram Jet 502 which has a new MEFI-3 ECM controller which is closed loop system. 7 L MEFi-3 ECM ECU. Additionally, the MEFI-4 shares many similar characteristics to the MEFI-3 and would likely be a good CALL US (954-584-0042) or email manager@yachtsanddiesels. 12584052) has been discontinued by the manufacturer and PCM doesn’t have it in stock. 00. 0L Production Engines. 4L MPI) that uses the MEFI-3 ECMs, one of the ECM was blown and I have gotten a replacement one that needs to be reprogrammed. Scanning software and tuning for the MEFI 6 ecm. Opens in a new window or tab. Has been tuned by Precision marine for a 540ci 500efi injection motor. We also supply upgrade kits to upgrade your MEFI 1, MEFI 2, MEFI 3 and CEFI 3 ECM's to a updated MEFI 4 General Q & A - Where to calibrate MEFI 3 ECM - Hey folks new to the forums. Shipping Addres: 2466 Cypress Green Ln, Herndon, VA 20171 It seems that Delphi MEFI-4 (part no. Clearing Trouble Codes. Add to wishlist. Layout Overview & CAN Setup Find many great new & used options and get the best deals for Mercury MEFI-3 ECM P# 861925T3 Works Great at the best online prices at eBay! Free shipping for many products! I have a working MEFI 3 ECM PN 12489488 for sale. There are several different model numbers associated with the MEFI-3 ECM and I want to make sure my product is compatible with all of them. 12569494 MEFI 4 12575479 MEFI 4A 88962717 MEFI 4A 88962718 MEFI 4A 12584052 MEFI 4B 12597744 MEFI 5 12607802 MEFI 5A 12618020 MEFI 5B 12628090 MEFI 5C The following table will help you determine which MEFI controller you have. MEFI-3 Diagnostic Trouble Codes and Audio Warning System Models MCM/MIE Sterndrive, Ski and Inboard EFI and MPI Models with MEFI-3. However, the eBay seller who sold me the ECM failed to tell me it had a bad injector driver and is MEFI 4 - PCM ECM Connector Pinout Identifi cation (1 of 2) 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 J-1 ECM 32 WAY CONNECTOR ECM PIN CKT(WIRE) CKT (WIRE) CIRCUIT DESCRIPTION NUMBER NUMBER COLOR The Complete MEFI ECM Solution - Tuning, Data Logging, Diagnostics for MEFI1, MEFI2, MEFI3, MEFI4, 4A, 4B. I am looking to buy a working MEFI 3 OR CEFI 3 ECM. Mount Dora, Fl 32757 MEFI 3 to Holley Programmable ECU Kit MEFI 3 to Holley Programmable ECU Kit $ 3,200. 7L MEFi-3 ECM ECU. 0L – 5. The boat idles good. Next MEFI 3 very very late 1998 / for 1999, it was a smaller ECM than all past MEFI's. Posted Swap Shop - Good Used MEFI-3 ECM for sale. 2L Electronic Fuel Injection [MEFI 3] 2001-2007 4. I have changed the IAC, the coolant temp sensor, the fuel filter/water separator and the thermostat with no change. Another example: On the J2 connector, the MEFI 3 uses the J2-19 connector for Service Manuals 1986-1993 3. 7L Marine Power Production Engines. 4% positive; Seller's other items Seller's other items; Contact seller; US $1,600. This was used on 350 MAG and the L29 454 only, (the true MEFI 2). Joined Feb 13, 2016 Messages 33. The connectors look similar, and are the same except for a keying part which assures that the connectors are not plugged into the wring place on the controller. 291. We finally broke down and took it Delphi MEFI ECM Repair. An item that has been used previously. My Engine is a 1999 7. SHOP LOGIN; CREATE AN ACCOUNT; Find The Right Fit. After playing around with some off For example, on the MEFI 3, the J1-4 connector is the ECM ground, but on the 4 it is for the Emergency Stop switch. I run a MEFI 3 in my 93 shamrock. MEFI 4. If you really want to know how your jetting is, you'll need to chop the plugs and look at the width of the soot ring on the base of the Indmar / Moomba / Supra / MasterCraft / Malibu MEFI 2 ECM. Product Q&A View Now. the problem was that one of the two dropped the ball, because marine power can only reprogram to gm The Fox Marine MEFI-3 Engine Gateway plugs in to the 10-pin diagnostic connector on the wiring harness of your MEFI-3 ECM. My scan tool indicates anywhere from 80 to 100. Compare. Im not certain but maybe I need to change to a different distributor and coil for this set up/MEFI 4? alldodge Moderator. The cost for this is significantly less than the cost of a replacement module. I've checked around for a replacement MEFI 3 ECM and they ain't cheap. 1 S HO and 496 MAG HO. Thread starter benben; Start date Jun 30, 2008; B. Product Details. I see Mercury / Mercruiser MEFI 4 (892795 or 895105) for about half the price. You can however use a mefi 4 and repinn your existing harness. 633. 7L Electronic Fuel Injection [MEFI 4] 6. The typical variable that are used by the ECU to calculate a corrected air mass value are based on additional signals furnished by: (IAT) Intake Air Temperature (ECT) Engine Coolant Temperature (RPM) Engine Speed (MAP) Manifold Air Pressure 1 BAR, 2 BAR, or 3 BAR What I have noticed though is that there is another grey wire from the fuel pump that goes to the mefi. CONTACT US. 0L-5. 00 The GM part numbers and MEFI ECM's are listed here: GM Part No. $400. The scanning software and tuning for the MEFI 6 ecm that is stock in the Polaris Slingshot is finished The Delphi MEFI 5 ECM (Part Number: 12597744) is utilized in marine engines by manufacturers such as Indmar, Volvo Penta, and MerCruiser. These are used in the Motorola series of engine controllers, both the two connector version and the 3 connector version. Followers 0. MEFI-1 16189069 MEFI-1 16220371 MEFI-1 16234539 MEFI-1* 16210729 MEFI-2 16237009 It is a Dephi MEFI 3 ECM pulled from a 2000 Mercruiser 7. 86″ PRO Swap Shop - Mefi 3 009 ECM - I have a 009 ECM with F02D sticker on it, 502 Plenum, good intake and wiring harness for sale. 8L / 4. Electrical Systems for Sale . Shipped bare metal ready for primer and paint. The Holley HP MEFI 3 ECM is cooked 07-24-2018, 04:12 PM. — General Q & A - Mefi 3 lifespan - I am in the process of doing a rebuild and am wondering the longevity of the mefi 3 ecm. PBTexas. The problem I have is that it surges and stalls at idle. 5k USD ECM? Much appreciated! item 8 *6 MONTH WARRANTY* Mercury MerCruiser Mag MPI Bravo Gen VI 8. Was originally off a 2000 502 Magnum. I think it is mefi 3 in the repair manual it states ecm units number 840136-1 and below will not have trouble code readability 840136-2 and up will hope this helps Reply Reply MEFI 5-6/ E67 ECM Connectors. RAMJET 350 Electronic Fuel Injection (EFI) MEFI 3 to MEFI 4 Conversion Kit 12499116 Getting Started Installation of this upgrade kit is straight forward; however, installation of the exhaust bung requires welding. In order to support the boostpower offers mefi4 replacement ecm’s to replace your existing mefi family ecm and upgrade to the max! boostpower offers tuning services in house and mobile to assist in getting your existing or new custom — The first picture is the wave form patterns of a bad ECM. MEFI Type 16159919 MEFI-1 16189069 MEFI-1 Anybody have a trouble- shoot chart / diagram for a mefi 3 system ? Specifically the IAC circuit ? Reactions: 450grip. Your Price: $397. Reactions: rossi45. I am replacing my 5. He 5. 0-8. If available in our tune inventory, we are happy to place a baseline tune in the computer at no additional cost. I have been receiving conflicting info regarding the swap. SKU: Mefi pro tuning software for mefi electronic control modules, polaris slingshot and mefi 5 ecm`s. 07 Lowest Price Guarantee $ + $ $ MEFI 3 ECU Wire Harness; Ram Jet 350 See more product details. Posted June 25, 2023. 7 TBI There was 3 different mefi units for the serial number range Flat tapped motor Roller cam motor LX motor Using the other mefi and only getting 2500 rpm would need to start with the basics first. R. Clearing Codes Using Scan Tool (Scan) 748. Designed for use with the MEFI 3 350 Ram Jet engine P/N 12495515 using ECU P/N Roughneck427, I have a similar application (marine), I have a twin engine boat (2000 Mercruiser 7. Under the flow diagram for the Multiport Injection The MEFI-3 ECM can be referenced by the following Mercury Part Numbers: 861722R 2 861722T 2 895104A01 The part number "895104A01" was confirmed with Mercury Consumer Support on 1/21/08. Can anyone help me find one off a parts boat Find ECM-MEFI3 - 861926T2 here. 99. I am currently researching which number above means what, though I believe that the "861722T 2" number Wiring Schematics Distributor Kit Wiring Diagram J1939 to NEMA2000 Wiring MEFI 4 MEFI 4 Engine Controls Schematic 4. m6a; ecm; part12649040; By PBTexas, June 25, 2023 in Maintenance, Tech Info & Troubleshooting. 3%. On later model MEFI 4A ECU’s with “high idle” or “stalling”. ag4ever. Apr 1, 2016 #7 I'm just reading through the engine manual. You may also visit the Boat Motor Manuals section of our site to obtain a service manual. $550. 909. A new one from OBD Diagnostics costs 3. My Account; View Cart (0 items - $0. May 27, 2021 #20 Espos4 Well-Known Member The MEFI 1-4 family of controllers all use the same ECM connectors for J1 and J2, even though the style of the ECM package is different for the MEFI1 and MEFI2 vs the MEFI3 and MEFI4. Engine builder said he needs the 5. Runs good at wide open throttle. 0L– 8. The engine is a 2003 PCM and according to a link - pirate4x4. MEFI1 to MEFI4; MEFI 5, MEFI 6 and E76; ECM555 and PCM555. It runs great everywhere off of idle. 7-6. Condition is New. Mine is a 2000 on a 502 mag mpi. Part Number: 809-12489492. MEFI 1 + 2 16159919 | 16189069 | 16220371 | 16234539 | 16201649 | 16210729 MEFI 3 16237009 | Introduction FOREWORD This service manual includes general description, diagnosis, symptoms and on-board service procedures for the fuel control and ignition systems used on GM equipped Marine Electronic Fuel Injection General Q & A - Mefi 3 lifespan - I am in the process of doing a rebuild and am wondering the longevity of the mefi 3 ecm. Engine out of a 96 MasterCraft. Vince. Plug and play, there is no set up. flat $4. Complain MEFI 3 has 2ea 5v references used by TPS-FPS (J2-4), MAP (J2-19). Ram Jet 350 MEFI IV ECM Replacement Module Only Used in Kit P/N 809-12499116 4 originally if so it would have come with a manual with a green front cover. 4 MPI with MEFI-3 ECM throwing error code 44 - No Knock. 2L MEFI-3 ECM ECU *6 MONTH WARRANTY* Mercury MerCruiser Mag MPI Bravo Gen VI 8. Hey, So been wrestling with our 2000 prostar 190 LTR 330, the problem was it wouldn't start. I was forwarded to you guys for guidance. $330. The signal is fed into the ECU. 7Thats the beauty of efiit can adapt with a few changes in programming No. or CALL 703-505-5234. 2L MEFI-3 ECM ECU. Search Over 1 Million OEM Parts. The ECM part number can be found on the decal on the back of your ECM. Engine Module Bench Harness GM MEFI-3. I found someone that would swap out my complete harness and ECM for a new MEFI-4 harness and ECM which is a closed loop tht uses an O2 sensor. LS Wiring Harness with Relay Pack . Click image to zoom. There is also a Smartphone APP that uses Bluetooth Low Energy to communicate with the Hello, I have a 99 Malibu Response with Indmar Hammerhead 383 engine. 7L – 8. Shipped with UPS Ground. Compression test Again the only true MEFI 2 carries GM part number 16210729. MEFITUNING offers performance calibrations for your MEFI 1, MEFI 2, MEFI 3, MEFI 4, and MEFI 4b Electronic Control Unit (ECU) supporting the modifications you have made on line or in person. Buy MERCURY OEM ECM ENGINE CONTROL MODULE { MEFI-3 [0L085006] & UP}* - 861720T2 FREE Shipping on qualified orders - Boats. 00Test fee is waived if repair or replacement is purchased Send in ecu Common Problems we can repair: Coils or injectors not I bought the device online at Fox Marine- it connects to the MEFI-3 ECM diagnostic connector on my Mercruiser 7. 00 This ECM can be programmed for Marine Power engines with MEFI 5 systems. These are 32 pin connectors of two rows of 16 pins; these have a slight offset ECM, Engine Control Module (MIE ONLY) (1 required per assembly) (MEFI-1) 861736R 1 - ECM- Remanufactured [ More info] Unavailable #17: 861720T 2: ECM, Engine Control Mefi 3 is no longer avaible . The data stream I am working with is an 8192 baud stream from a Delphi MEFI 4 controller running on a sand rail with a Corvette LS6 engine on it. So, I was wondering if I could use the TTSdatamaster software to read and copy the existing file of the good ECM and I removed a line and during turning over fuel was flowing. 1L Electronic Fuel Injection [MEFI 4] MEFI 4 Tachometer The Complete MEFI ECM Solution - Tuning, Data Logging, Diagnostics for MEFI1, MEFI2, MEFI3, MEFI4, 4A, 4B. com and see if we can help you with your marine diesel needs. Mercury really needs to step up on this as the aptions You need pages 98 & 99 for MEFI 2. Problem: Engine starts right up, runs perfectly for hours. 4L MPI MEFI-3 ECM 04-28-2019, 11:46 AM. Test Example. Temperature Indicated. MEFI™ LS WIRING HARNESS`S. 0L Service-Manual [MEFI 4] 8. Reply to this topic; Recommended Posts. The Wires, Plugs, Distributor Cap, Rotor, and Fuel Filter have all been changed but the problem The picture below is for a PCM555 ECM bracket but it shows the same fuse holder that should be mounted on your MEFI ECM bracket, the fuse holder cover is item #15 Some older models had individual fuse holders, so Hi guys, been working on a little project for some of my boating buddies and could use a hand with the MEFI data side. Filter by: Clear All. Used. 317962 $28. Circuit 902 (Red Wire) should come from the ECM relay to a fuse block. Free Shipping - Ships on 01/27/25 note 2: The MEFI-4b ECU only transmits the fuel pressure sensor voltage, not actual engineering units. com. Any insight would be appreciated. Location: Miami, Florida, United States. 7l tbi. 0 on a 5. We continue to add harnesses to meet and exceed your programming, tuning, and remapping needs. 2L D Yes you need to reprogram the ecuOver simplified it would not be a good thing to use a carb setup for a 5. 7L EFI BRAVO . Quick View; HOLLEY EFI 6. 1. I have installed a new IAC sensor, the operating temp is within specification. 0L Adapter Mercury Racing 2. The table below shows an extensive list. MEFI-3 Diagnostic Trouble Codes (DTC) The version 2. 4L EFI, and broadcasts engine data/parameters onto the NMEA 2000 bus so I can display them on my Garmin GPSMAP 741xs Chart Plotter. From what I have found on line and on Club Sea Ray is when in service mode the ECU will control the engine Also, did you remove the ECM cover and check the fuses and relays? From the MEFI-2 manual, Purple (or pink) ignition wire should go to ECM relay pin 86. The label might be on the underside. MEFI™ ECM version 5, 6. $1500 OBO plus shipping. OEM Parts Lower Units Engines Powerheads Propellers Sterndrives Boats Bikes. MAIN; ABOUT; ENGINES MEFI™ My ECM runs a Mercruiser 5. MEFI™ ECM version 3, 4. 2L Electronic Fuel Injection [MEFI 1-2] 1998-2001 5. There is a Mid-Range misfire at around 1500 RPM. 00) 725 SOUTH LA CADENA DRIVE COLTON CA USA 92324. com the emcis a mefi 3 From Pirate: All MEFI ECM's have a part number like this that can be used to determine the "series" or "generation" that the MEFI system is, according to the following table: Comment. PBTexas 3 CrewMember; 2 Joined June 2023 Location: TX; Boat: 2014 Malibu 22MXZ In this video I explain part 2 of the wiring and function of MEFI ECM 3 and 4 wire sensors Mefi 6B ECM. 07. So $500 The Ram Jet 350 and 502 engines used either a MEFI 3 controller for the older Ram Jet 350's and 502's or a MEFI 4A controller for the newer Ramjet 350's and 502's. 1 MEFI-3 Engine Gateway, 4 stainless steel mounting screws Mefi pro tuning software for mefi electronic control modules, polaris slingshot and mefi 5 ecm`s. I have removed the. 84-825003A1 Replacement 10 ft (3 m) 25-pin Harness Page 15 GENERAL The MEFI-3 ECM is made by Delphi and is used with many other engines including Mercruiser as well. Quote; 68Slalom. Diagnostic Connectors. On page 62 of this manual, an MEFI-3 Diagnostic Trouble Codes [99 GM ECM Find many great new & used options and get the best deals for Mercruiser MEFI 3 ECM Ignition Module MCM 454 EFI 502 ECU - 16237009 at the best online prices at eBay! Free shipping for many products! item 6 03-06 Saab 9-3 93 ECU ECM PCM Engine Computer Module 2. If you do not see your ECM or ECU listed here, I have a 2000 Mercruiser 350 mag MPI inboard that has began acting up and I believe it is the ECM. Inside the ECM. The Mefi 3 was mostly designed to use with a supercharger. 0L MEFI 5 The Ram Jet 350 and 502 engines used either a MEFI 3 controller for the older Ram Jet 350's and 502's or a MEFI 4A controller for the newer Ramjet 350's and 502's. 0 Volvo Penta TBI to a 5. 7L MEFI 4 ECM Circuit Board Layout (5. $1,599. The Complete MEFI ECM Solution - Tuning, Data Logging, Diagnostics for MEFI1, MEFI2, MEFI3, MEFI4, 4A, 4B. It is has the MEFI 3 installed and I understand these are no longer available. Staff member. if it is a blue front cover then it is a mefi 3 . although they look the same and the plugs will fit, you can't replace a mefi3 with a mefi 4 the pinout on the plugs is different. Output of ECM relay is pin 87, which is Circuit 902 (Red Wire). ASM offers calibration of the ECU to correct overly rich running condition on MEFI 3 ECU’s and toggle on these features, and provide the O2 sensor upgrade. qualityboatsalvage818 (31,760) 99. We have a warehouse full of used marine parts, diesel engines, generators, and transmissions. The GM part numbers and MEFI ECM's are listed here: GM Part No. Mercury-Mercruiser 862904T1 ECM, Engine Control Module has been superceded to a new part number. They refered to this as a "conversion kit". note 3: The MEFI-4b ECU does not have an identified oil temp sensor input. 0L Volvo Penta MEFI 3 ECM shorted second visit, full test after repair D. 7 EFI (MEFI-3), 350 cubic inch, 310 hp, GM engine (Chevy 8 cylinder converted by Mercury for marine use). 5L Adapter #94014 2. Offering discount prices on OEM Mercury Marine parts for over 50 years. Diagnostic Testing Without a Scan Tool. 748. Big red wire goes to ECM relay pin 30. 00) New arco 6223 heavy duty tilt trim motor for volvo penta p/n 850834(US $118. Clearing Codes Using Diagnostic Code Tool (Non-Scan) 748. 00 The Complete MEFI ECM Solution - Tuning, Data Logging, Diagnostics for MEFI1, MEFI2, MEFI3, MEFI4, 4A, 4B. MEFI1 to MEFI 4 The MEFI 1-4 family of controllers all use the same ECM connectors for J1 and J2, This video is on how to test a MEFI 1-4 ECM to determine if it has failed. $300. Last edited: Apr 1, 2016. 0L 55353231 Ignition 03-06 Saab 9-3 93 ECU ECM PCM Engine Computer Module 2. 00 $ 3,200. Main Menu. See "Oil Temp Sensor Setup" section below to add an Oil Temp sensor. And looking at the wiring diagram for MEFI 1 & 2, the green/white wire appears to provides +12 volts to the fuel pump relays coil on terminal 85, and terminal 86 is connecting the coil to ground via a black wire. you may find a used one and have it reflashed for the current motor but that is a risk in terms of a working ecm as Don has stated. 00 - I have a good working used Mefi-3 ecm for sale. maic@maicsalazardiagnostics. Mefi pro allows you to download the internal programming to your PC or laptop, change and save it. 4 MPI engine can answer a couple of questions. 4l and 454 MPI L29 Engine at the best online prices at eBay! Free shipping for many products! MEFI-3 ECM Connectors: The front of the MEFI-3 ECM has two connectors, J-1 and J-2. MEFI-3 ecm module. net Please Note. paceperformance. The Ram Jet ECM's are locked with password protection from the factory, but we can unlock the controller and change the stock factory calibration to suit your requirements. 7. 2 EFI and I am sorry to be the one to tell you this but good luck on finding a replacement. 6 posts · Joined 2015 Add to quote; Only show this user #1 · Mar 21, 2015. 137 North Highland Street. Can be tuned again by Precision to what ever you want. this tool is not for use with MEFI-5, MerCruiser PCM-555, ECM-555, Volvo Penta EGC or other marine EFI systems. MEFI 4 shows one location J2-2. Your Name Your Email Your Phone Place Order. My original was a MEFI-4A (12575479) and my searching is coming up empty except Bob over at OBD2. 2L MPI, 0M036015, MEFI 3 ECM. The wave form patterns now show steady normal patterns. 12569494 MEFI 4 12575479 MEFI ECM Connectors. 00 Add to cart. MEFIburn Discussion starter. Active alarm codes can also be cleared using the Fox We are selling MEFI 4 ECM's for $850 that come already programmed for your boat This is a new ECM programmed to fit your boat When you buy this let us know what year, make and model your boa t is so we can supply you with the correct calibration. 643. Call for a quote to remotely tune your MEFI ECU regardless the application. The MEFI™ ECM is manufactured using a state-of-the-art, thick General Q & A - base timing vs timing tables on mefi 3 or 4 - When you set base timing to 10 degrees and timing table is set to 34 degrees max do you have 34 degrees total or 44 degrees or what? I have 2 different mefi 4 ecu's,one is set up for N/A,one is set up for a blower. Mefi™ 4, 4a, 4b ECM`s. The included ECU module, wire harness, oxygen sensor, and air temp sensor make this kit a complete upgrade of your old system. Engine data is obtained and transmitted over your NMEA 2000 (N2k) compatible network so that it can be viewed on your N2k compatible GPS/Multi-function Display. Oct 4, 2020 #2 Shlbyntro Ultra Conservative. Shop . 00) I have had some issues with the IAC sensor on my 6. The one set up for a blower needs base 12489493 MEFI-3 12569494 MEFI-4 12575479 MEFI-4a 88962717 MEFI-4a 88962718 MEFI-4a 12584052 MEFI-4b 12597744 MEFI-5 I had an issue exactly like this two years ago with my MEFI 3 ECM on my MX 6. ECM mounting Bracket. I know what the procedure is and I tried it last weekend, but suspect it did not work as it should. Min: FAST sells a retrofit ECU and harness for MPFI applications like the Ramjet and it's the same self-learning EFI as they use with their EZ-EFI deal. 0L tbi to a 5. Downloads; Retail; Find A Dealer ECM ENGINEERING LLC. 0 MerCruiser cartridge for the DDT has an instruction manual [90-806932 3] with it. 644. The Fox Marine MEFI-3 Engine Gateway plugs in to the 10-pin diagnostic connector on the wiring harness of your MEFI-3 ECM. Sponsored. My boat has been out of commission for the past year and the mechanic and I losing my ! We have concluded that we need a computer. The 3 has a boost compensation table to be able to tune the engine in boost. qualityboatsalvage818 (32298) 99. Not only that, the 3 just has a bunch more tunability. 3L Torque Specs 5. 0 cam from the old motor to put in the new 5. General Q & A - Ecm Mefi 3 - With the advice of this BB, I sent the MEFI-3 ECM off to Mark at Precision Marine to have the calibration reprogrammed to match my engine. Stanow. another For sale is a clean mefi 3 ECM that was removed from a running Big Block Chevrolet. Certainly not overly rich but not silvery in color either (indicative) of pistons melting) which is a good thing. Mercruiser part # 861736R1, Delphi part #16237009. It's a take-off from a RamJet 350 crate engine, replaced by a newer gen MEFI 4 unit. The Mefi 1 and 2 do not have a provision for tuning in boost. 0L MEFI 4 ECM Engine Wiring Diagram 8. Symptom: Find many great new & used options and get the best deals for MEFI 3 ECM Delphi PN 16237009 at the best online prices at eBay! Free shipping for many products! ECM Identification Find the ECM part number on your ECM and use this guide to determine your ECM model. 725 SOUTH LA CADENA DRIVE COLTON CA USA 92324. $400 for 1st hour and set-up $150 for each additional hour. MEFI-3, MEFI-4, MEFI-4A, MEFI-4B: A USB - MEFI Interface Cable. My Garage 0 My cart. Switching to Holley EFI so no longer needed. These are used in the newer MEFI controllers, MEFI5 and MEFI6 and the GM production ECM E67. Joined May 27, 2018 Messages 7,744 Reaction score Beyond that you are really narrowed down to it only being the IAC, wiring harness, or ECM in which case, 99% of the time its the Find many great new & used options and get the best deals for Mercury MerCruiser Mefi-3 ECM Part# 861720T2 for 7. 61. MEFI Type 16159919 MEFI-1 16189069 MEFI-1 16220371 MEFI-1 16234539 MEFI-1* 16210729 MEFI-2 16237009 MEFI-3 16237019 CEFI-3 16236999 MEFI-3* The ecm will ship with a stock factory calibration for the Polaris Slingshot. We are r "Here is the problem. The ECM can be preprogrammed for your boat. . 3L – 5. This engine is Engine is MERCRUISER MEFI 3 ECM with 3" RISERS 5. General Q & A - MEFI 3 (16237009) vs MEFI 3 (16236999) help needed - Thanks Eddie! I actually tried to call you today lol Anyhow if I'm understanding you right even though it may have been on a different engine can I take this Ecm that most likely has the wrong calibration and have it reprogrammed for my engine What MEFI version is my ECM (MEFI-1, 2, 3, or 4)? If you aren't able to obtain the MEFI version from an email or phone call to the engine manufacturer, then unbolt the ECM mounting bolts (no need to disconnect any wires/connectors) to reveal the sticker with a GM/Delphi model number on the backside of the ECM. It could be as simple as redoing the MEFI 3 with a o2's and connectors for the 411 and crank trigger. Boat Cover Finder; Bimini Top Finder; Boat Propeller Finder; Engine Parts Finder MEFI 5D ECM; MEFI 5D ECM Be the first to review this product. After warm up at idle, the IAC counts should be between 0-40 counts. Jump to Latest 25K views 46 replies 29 participants last post by BKL Sep 22, 2020. The Holley HP looks like a slick set up but I am concerned about hatch clearance and would like to keep a stock appearance. Engine data is obtained and transmitted over your NMEA 2000 (N2k) compatible network so that it can be viewed on your N2k compatible . Mercuriser engine boat insturment 20ft harness loom 84812475a20(AU $75. inch: Before I go toexpense of replacing itI want to make dang sure that the one I have is bad. Mark has been very helpful and reasonable. Best Selling in Ignition & Starting Systems. $2,000. I was called in on this boat due neither engine has spark (ignition) and I found ne The MEFI 1-4 family of controllers all use the same ECM connectors for J1 and J2, even though the style of the ECM package is different for the MEFI1 and MEFI2 vs the MEFI3 and MEFI4. I was able to see what looked like proper chatter from EFILive V4 using the GM274, GM163, and 95 Pontiac vin K definition files, but the charts and Chevrolet Performance MEFI 3 ECU Wire Harness, Ram Jet 350. Post Cancel. My question is is the MEFI-3 as good as the MEFI-4, as I could use either at no additional cost. Account MEFI-3: MIE Have a 2000 Four Winns 210 Horizon with a Volvo Penta 5. ECM connectors on the harness can be identified by the clear or smoke colored alignment keys: J1-smoke, J2- Mercury Mefi-3 Ecu/ecm Module Mercruiser Mefi Ecm 16236999 on 2040-parts. Programming fee is included in the price for common calibrations. 4MPI Inboard MerCruiser used the Mefi-3 ECM on several MerCruiser engine models manufactured from 1998-2002, but the Mefi- 3 ECM has been discontinued from the supplier. '99 Mercruiser 7. MEFI™ ECM version 1, 2. 1L) MEFI 4 Engine Controls Schematic 6. Whipple 3. Used On all 1. Add to cart. if this field fix is pretty much stupid proof and robust it will go over well. Vehicle Side: Page 14 Must order the 91-803999 cartridge for MEFI 1, MEFI 2 and MEFI 3 ECM models 91-880118A2 cartridge for ECM 555 and PCM 555 models. M. I currently have a modified RamJet 350 tune on this ecm which I will erase before shipment. If it is ECM I was just wondering if it is worth trying a reset. We have replacement MEFI ECM's for most any application, including Mercruiser, Volvo Penta, Indmar, Crusader, Pleasurecraft, Marine Power, Kodiak, Mercury Racing, Turnkey, MSD, Painless, industrial, and many more. MENU MENU. 95. The MEFI 4 provides better reliability and a smoother idle through closed-loop operation. $397. All MEFI ECM's have a part number like this that can be used to determine the "series" or "generation" that the MEFI system is, according to the following table: MEFI-3 & MEFI-4 DTC's Technical guide for electronic fuel injection systems in marine engines. 1,000 Post Club Member. The boat is a 2000 Searay 26’ Sundancer, so the ECM dates back to 2000. 7550. From looking through the various posts it appears that the MEFI 4b is a suitable replacement with a pinout change or an adapter harness. MEFI Type 16159919 MEFI-1 16189069 MEFI-1 16220371 MEFI-1 16234539 MEFI-1* 16210729 MEFI-2 16237009 MEFI-3 16237019 CEFI-3 16236999 MEFI-3* 12569494 MEFI-4 12575479 MEFI-4a 12584052 MEFI-4b 88962717 MEFI-4b 88962718 MEFI-4b 12597744 MEFI-5 12607802 MEFI-5a *Used by MEFI 3 ECU Wire Harness, Ram Jet 350; MEFI 3 ECU Wire Harness, Ram Jet 350 12489492. $1,995. Specialities include: Boat, eBay Motors, Jet Ski Repair, Marine Diesel Engine, Marine Diesel Engines, marine diesel mechanic, Marine Electronics, Small Engine MEFI 3 ECM has a password protected EEPROM so not just anyone can go into it and reprogram it. com but they are pretty much all going to involve a new ECM, Harness, and tuning. Some It's used to convert an older Ram Jet 350 from MEFI 3 to the newer MEFI 4 design. Help! - I have just built a new 540 EFI and I can not get a Mercruiser/Rinda scan tool to read codes on my mefi3 ecm. Pre-Owned. Free shipping. My question is I believe MEFI 4 series all use the same plugs. My Account & Order Status. for what they want to replace my ECM, i can install carburation technology and a General Q & A - MEFI 3 Can not read codes. rossi45 Seaman Apprentice. MEFI 5 & The MEFI 1-4 family of controllers all use the same ECM connectors for J1 and J2, even though the style of the ECM package is different for the MEFI1 and MEFI2 vs the MEFI3 Page 19 GM Marine EFI MEFI 3 & 4 Output Tests MEFI-3 Output Tests ECM Pin # General Warning #1 Output J1-21 Buzzer Output J1-26 RPM Controlled Output J1-8 Oil Level Page 61 Scan Tool Adapters #94005 #94006 GM Marine EFI Adapter PCM-555 / ECM-555 Adapter #94011 #94013 Mercury 3. No Interest if paid in full in 6 mo on $149+ with PayPal Credit * Condition: Used Used. benben New member. Contact Us. US $790. Correspond the GM/Delphi model The Complete MEFI ECM Solution - Tuning, Data Logging, Diagnostics for MEFI1, MEFI2, MEFI3, MEFI4, 4A, 4B. General Diagnostic Tests. Call Us Today! (559) 442-1261. 00 Repair with 1 year warranty 845. 756. ECMs. It still won't idle but I think that is more of a timing issue. conditions we can I switched the ECM with the one from the other engine and it fired right up. On the bottom of the controller is a sticker with a part number. 86″ PRO DASH PART # 553-112 HOLLEY EFI 6. Joined Thanks for the serial number, your ECM is a MEFI-1 I'm finding the 16234539 (you old one) is for a 454 TBI The 16189069 is for a 5. The Fox Marine MEFI-3 gateway seems to be a solution which passes Fuel Flow Rate, Coolant Temperature, Alternator/Battery Voltage, Engine Run The cover plate on top of the ECM should have a label on it telling you what ECM it is, 2, 3, or 4, and the version a, b, c, ect. This is different than MEFI 3 & 4 where the ECM grounds the fuel pump relay circuit with the green MEFI 3 ECM on each Engine I found this text in a publication named "MerCruiser EFI Engine History and Major Changes" "The engine control module (ECM) on all 1996 and newer model year EFI engines has the “Power Reduction Mode” disabled. MEFI 1-2-3-4 MEFI ECU's we work on:Diagnose and test fee: 145. It's in boost tuning is crude compared to the 4. Buy It Now. This has the 10-pin Delphi MEFI connector on one end and plugs into your computer's USB port on the other end. You are invited to join our public Boat Repair Forum to seek assistance from other members. What I am working on is converting some proprietary CAN data from different ECU's to modern J1939, NMEA 2k, and other common protocols for use with digital displays, chart plotters, and modern gauge clusters. Please call or email us for engine applications I am hoping someone who has first hand knowledge of setting base timing on a MEFI 3, 7. jhknp gzcl gwdvd dbsjuw wzyhj ntpe njxdyv utrjfh dwau vgcq