Heavy duty metal DB37 hood for superior RFI/EMI shielding (no cheap plastic ‘metalized’ hoods used on. Re: VVT setup/wiring issue. - Throttle by wire - We do not support it. Tin the stripped wire with solder. 0 with half moon cam hall sensor and. Download the correct MS-Extra Hardware manual for your MS3X and read the sections on how to wire the Logic driver Pinouts and how to configure the ignition. 2 (Switch Inputs) for reference. found original harness-confirmed terminals1-2-3 are grnd-sig. MS3 – Fully assembled and tested, ready to wire in and go! The MegaSquirt 3 (MS3) is ready to support a wide variety of engines out of the box, with the ability to control anything with one to eight cylinders with sequential fuel injection and sequential ‘coil on plug’ ignition, a V12 with semi-sequential fuel and wasted spark ignition, or a four rotor Wankel with separate. Megasquirt. by retro1850 » Fri Apr 07, 2023 6:59 pm. 0 specific installation details and should be used in conjunction with the general Megasquirt-3 Setting up and Megasquirt-3 TunerStudio reference manuals. Megasquirt 3; ↳ MS3 General Support; ↳ MS3 archive; Megasquirt 2 / Microsquirt / Microsquirt module; ↳ MS2/Extra, MS2. The 3 wire IAC driver is the only circuit there and it is not tied to any of the pins on the 55 pin connector. Wiring Your Megasquirt (MS3x): 1. (0V) At other times, the output is inactive. The MS3-pro and MS3 Megasquirt have the same features, same number inputs and outputs. 0 and 3. 0 into BMW M3 with MS3X build log | Success Story Here! Top. This should be wired to pin 13 of the stock ECU connector for 1st and 2nd generation GTO/3000GT/Stealths. It is taking the place of a Microtech. This version of the documentation applies to: •. (Speed Density only. I have VE values way over 100 in low load areas. unfortunately the wideband isn't wired into the ms3 yet as he. I have a Megasquirt 3 with the MS3X expansion and also using the Quadspark. I am now running wasted spark ignition on 6 cylinder BMW M30 engine. Megasquirt MS3X > 3. i. The grounding is set up as per the instructions, with about 10 ground wires. EMS. 4, 6/10/2015 Page 72. I used pin 33 on the black plug which is labeled FAN in the gold box hardware manual . 3. And as stated many times already. Leaving the AFR table and wideband as gasoline scale and. Re: MS3X Dual Cam Sensor Wiring for VVT. Support and discussion forum for Megasquirt 1, 2, 3, Microsquirt/module, DIYPNP, MSPNP2, MS3-Pro. This powers the fuel pump (pin 13 on the c101). Works great. MS3X is now built and passed the relevant tests in the build process - now time to do the setup. I will be using a microsquirt module and breadboard initially, with all shift solenoids with constant current drivers. Tin each end of the resistor with a bit of solder. I assume that you have already done the changes to the board, soldering in the extra parts and changing some jumpers. 3 originally. I purchased an extra length for the 2nd VR. The MS 3. 57 is an ECU based on Megasquirt-3 technology, consisting internally of an MS3 card and an MS3X expansion card installed on a surface mount V3. It is a ford 4G alt and the connector has 3 pins. Innovate MTX-L wideband and gauge. Heatshrink wrap this wire/resistor assembly. Tin each end of the resistor with a bit of solder. "Tacho out" is pin 26 on the MS3X connector. This connects to the MS to the fuel pump relay so it can control the fuel pump. Re: MS3 on a 4. Joined: Thu Apr 14, 2011 3:38 am Location: Puerto Ordaz - Venezuela. 1 code) on a v3 board. you could also get the harmonic balancer from one (it has a 36-1 wheel) but would also need the timing cover, water pump. . I know the OptiSpark isn’t the best, so I am really looking into EDIS. I have tried setting up fuel as batch fire or semi-sequential and it doesnt make a difference. © 2023 Google LLC. i think the arduino and mosfet shield are the way to go for control. The MegaSquirt 3 (MS3) is ready to support a wide variety of engines out of the box, with the ability to control anything with one to eight cylinders with sequential fuel injection. Map sensor 3 bar. Matt Cramer -1966 Dodge Dart slant six running. 0 or V3. (The MS ECU switches ground to make them work. Ford 5. Revelc wrote: I'm hoping to finish wiring my harness for my MS3/X rotary project. For example, if I want to see the gauges without starting, I have the following conditions for the port being activated: rpm > 1, Hysteresis = 0. by jsmcortina » Sun Dec 18, 2011 9:54 pm. 57 the module is not required correct ? so I wire sensor to tach input and ground to ms , I have adjust the pots and verify jumper on main and that's it , to run cop waste ,. 0 DIY board),MegaSquirt-III Daughterboard w/MegaSquirt-III MS3X Expansion Card. MS MB pin 2. 8′ of TXL High temp automotive grade wire. A tooth log was created from the data in the composite log. I saw what the max percentage was and set the sensitivity a little above that. I bought this pressure transducer on Ebay for $30 shipped. Dealer discount deals available – please contact the team at AMPEFI. com. 6L owners will have a provided length of wire they can use to jump the two pins for the fuel pump. ) 5. Just unplug the OEM computer, plug in. All that looks good, so I’m going to get a new sensor. But when I get back I'll get on it. -Two TPS's. Ms3 with ms3x k24a2 engine (from acura tsx) General support questions and announcements for MS3. Included is a MegaSquirt-III Engine Management System w/PCB3. I'm looking at a variety of different ECU possibilities, one of which is the Megasquirt 3 + MS3X. 5v reference voltage otherwise. From what I understand from reading on here, the wideband reading and AFR table are seperate from the req fuel calculation. com to discuss. 57 mainboard; • with or without MS3X and running MS3. The grounding is set up as per the instructions, with about 10. For Megasquirt-3 (MS3, MS3X), MS3-Pro, MSPNP-Pro, MS3-Gold ECUs and plug’n’play ECUs based on the MS3-Pro-module. It states "The simpler modification is for a ground switched input. 2000 ZX2 : Sequential COP, MS3 + MS3X + TinyIOx, PWM Returnless Fuel, Flex Fuel, Variable Geometry Intake. It has 19lb injectors and i found a spec for the deadtime and set it. Unleash the full potential of the MegaSquirt-III with the MS3X board! 8cyl Sequential Fuel and Ignition. Re: Megasquirt 3, PCB 3 and MS3X on 13BT - NOW RUNNING+VIDS! I'm using stock CAS, and no sync loss problems that I'm aware of. (The pullup in the ECU will make this 5V. Unplug it, and check one wire goes to sensor ground, and the other to pin 24 on the MS connector. The Megasquirt 3 may use a V3. A couple of clear pictures can help us diagnose more obvious problems. by Matt Cramer » Wed Oct 25, 2017 2:29 pm. Joined: Fri Apr 17, 2009 4:08 am. Well, no response. MS3base/V3. IIRC, the part number is D585. Pins 1, 2 and 7 through 19 are all part of an internally connected ground plane in the MS. If you have no timing marks, you can find TDC with a piston stop and paint marks on the balacner. Buy or build your Megasquirt! 2. The CAN connector was there to allow connecting possible future CAN devices over a standard industrial M12 cable. For starters update your firmware to v1. 0 is an ECU based on Megasquirt-3 technology, consisting internally of an MS3 card installed on a through-hole DIY V3. 04 mustang original 2v 4. I've currently got a 2000 Escort ZX2 on 8. I'm installing a 1997 Ford Explorer 302ci. Re: MS3X Cam Sensor Wiring question. Setup your vehicle wiring harness ensuring it is fused. Skip to content. Many looms contain a protection diode, leave it there. James. Ignore the note about adding a pullup resistor. 0. Re: coil on plug. The first number is the pin on the BMW harness followed by a description. 3. The cable i'm using is just the foiled shielded cable that comes as part of the supplied loom. Whether you are looking to gain in-depth knowledge of EFI by building a full featured ECU on your own, or simply want to save money building a proven reliable kit, from MegaSquirt origins the DIY spirit is available in partial and complete kits. Everything worked perfectly until yesterday, engine suddenly began to stall, I felt fuel is shut off. This manual covers MS3X/V3. Connect it to pin 24 on the Megasquirt main board, or the Tach pin on the relay board. New users, please read the "Forum Help Page". Support and discussion forum for Megasquirt 1, 2, 3, Microsquirt/module, DIYPNP, MSPNP2, MS3-Pro. Home> RX-7> Tech/Mods> Mods> Megasquirt> Wire The Megasquirt. 3: The pre assembled wiring harness will already be shielded wire for VR hook up. The Hardware manual and the Tuner Studio manual had no. - Wiring harness married to factory harness and plugs. This version of the documentation applies to the Megasquirt-3 range of products which includes: • MS3 on V3. Heatshrink wrap this wire/resistor assembly. ), going to put a Mazda Renesis in it. So a buddy of mine finally got his ms3pnp since his stock ecm was giving me connectivity issues with hp tuners. The valve has +12V, and the two "grounds" which move the motor are attached to VVT (pin 27) and idle valve (pin 9) of MS3X. Megasquirt-3 Firmware Downloads. This uses the PWM idle driver on the MS3X board. 3 V6 Chevrolet MS3X sequential. The sensor has an open collector output. Naturally, I have raised these on the MS forum, but there is next. (except MAF- I want to use the MAP sensor on the MS3). Tin the stripped wire with solder. The sensor is then grounded at the Megasquirt and the third wire connects to the tach input. Re: Ms3 with ms3x k24a2 engine (from acura tsx) Post by Barton » Mon Nov 14, 2016 5:24 pm. #2- Put CRK Sensor back on factory flywheel trigger which is ( Someone confirm if correct) 36-2-2-2, which I believe to be as I counted: 10 teeth 3 times. I use a DIS Module from many random 6cyl Nissans like Maxima and I30 for my Ford coil on plug off the MS3X. Be sure to setup your overboost limit and spark cut/fuel cut settings. I'm installing an MS3X, with LS coils, on my '91 Mustang. I installed a MS3 cable harness when I installed MSII last year. When mounting a MAT, you have to keep in mind that the temperature of the intake air is really with respect to absolute 0. I used the directions in the Megasquirt manual for a cam sensor alignment 36-1 wheel section 6. be possible to check for the tach input signal by rotating the engine by hand and measuring the voltage on the "PIP" wire and make sure. Bimmerforums is the preferred online BMW Forum and community for BMW owners. Covers wire-in installations. I have a dual wideband setup using a jbPerf tiny I/Ox board and 2x SLC OEM controllers via the CAN buss. i have looked into this a bit, it does not look promising. Setup your vehicle wiring harness ensuring it is fused. SymTech Laboratories, LLC ----- MSQ File Repository: megasquirt. 3. also been playing with microtechs for along time and they make me bang my head with the amount of limitations you come up against. The MS3-Pro combines the features of the MegaSquirt-3 with all available 'expansions' built right into a splashproof case with automotive connectors. Yes. This should be wired to pin 13 of the stock ECU connector for 1st and 2nd generation GTO/3000GT/Stealths. MS mainboard pin 1. Note that most pumps pull approximately 10A at full load. I am running the standard ford Pinto EFI system on a 202 block and unleaded injection head. The firing order is correct as well as the wiring used output test mode to check. Color coded wiring with labeling printed on the wire every 6 inches — no paper tags here! All wiring is pre-crimped (NOT solder cupped!) to the DB37. Typically there are two options: 1) Wire MS in replacement of existing ecu, which means using existing ecu switched 12v (key on), etc. rickb794 Super MS/Extra'er. You need a normal data log. Its on the back of the radiator. The MS3X/V3. by 87ponygt » Wed Dec 30, 2015 3:22 pm. ) Make sure the 12v is switched off when the megasquirt is off. 5psi running beautifully with the factory Ford computer but I wanted to ultimately use megasquirt for spark and fuel. Re: MS3X sync loss. yes i was aware of the pin number being incorrect when i was installing the harness. 2. the trans has an internal computer (or can controlled actuator) the only connections to the trans are. MS3X is now built and passed the relevant tests in the build process - now time to do the setup. I have 3 out of 8 injectors firing <-FIXED and no spark when running. I bought a cam synchronizer for a '98 Explorer, and the 36-1 crank wheel and hall sensor from diyautotune. The V2. Carb-To-EFI Part3: MultiPort Fuel Injection. MS3X V3 board. 4. I am quite confident with setting the. --'97 BMW 328i 5. Using the stock can and crank sensors. Set Trigger Wheel Arraignment to "Dual wheel with missing tooth". MS3 daughter cards are for use only with genuine Bowling & Grippo MegaSquirt mainboard PCBs, and is intended for use with the V3. 1 tooth cam. It will not alter ignition timing. 1. Carb-To-EFI Part2: Ignition Control. This came with my Accel Gen 6 ECU I bought and failed miserably and implementing. When a steel tooth passes the sensor it grounds the output. 0 drive shaft in the 5. The crank sensor shield is also listed as Pin #2, but that just seems to be another ground wire on my harness that was routed out towards the sensors. )Support and discussion forum for Megasquirt 1, 2, 3, Microsquirt/module, DIYPNP, MSPNP2, MS3-Pro. 6 4v twin turbo deal into it, running ms3x v3. MEGASQURT INSTALL GUIDE As of this writing the only way to tune the fueling curve and spark curve on the 3. Current Platform: Engine test stand for development, once 'Tamed', put in my JEEP. Joined: Mon May 03, 2004 9:34 am. When you configure SD logging in TunerStudio, you must pick an input wire for the pushbutton. MegaSquirt MS3X Wiring Bundle – Length = 8′. Matt Cramer -1966 Dodge Dart slant six running on MS3X. Background: I hooked up my megasquirt for the first time yesterday.