The main difference in the 3 different 2g kits is the cam sensor connector. The first step is to connect your sensors to your ecu. Aem electronics ecu extension harness eagle dodge acura. The patch harness uses a circuit to drive the alternator control signal high when the ecu output is gnded. Want to know all the info on using a dsm ecu and injector set up to run our g54b as mpi. Wiring specialties ecu wiring harness, vq35hr vq37vhr.
I fixed the problem see this video this was the problem. Aem 302983 ecu extension harness eagle dodge acura aems universal ecu patch extension harnesses work with most engine management systems and allow you to install turbo timers, data loggers and other ancillary electronics without having to cut and splice into your factory wiring harness. Platinum sport 2000 fully terminated engine harness ecu kits. If you have any links to other versions of this page, relink to this one. Each brand new connector is crimped with pneumatic. Jun 01, 2010 testing evo9 ecu in a 2g dsm patch harness.
Jun 21, 2016 the 2g maf is much larger than the 1g maf. In a 1g its a bit harder and not plug and play like the 2g guys. Each brand new connector is crimped with pneumatic heads to. You are basically doing the same work as wiring in a buildityourself standalone electromotive tec3 type of shit. This universal harness is perfect for race track cars, cars running a stripped interior switch panel, or classic preefi cars with the gm ls1 cable throttle engine swap. Several mirages also have the 4 plugs 9799, possibly others. It connects to a 9194 1g eclipse cas on one side and at the other end it plugs into your 2g wire harness where your old 2g cam and crank angle sensors would have in order to give a cam and crank position signal to the ecu. On a 1g, there are two sets or rings of holes in the optical cas.
There are several pins that need to be swapped on the 1g harness in order to match up to the pins on the evo ecu. Weve updated this design slightly from the pictures posted here, we now include the dsm evo pin numbers on the circuit board to make wiring this easier. Obviously, you need to swap a few wires around on the ecu harness. For a 1g dsm ecu, pin 1 of the diagnostic connector should connect with pin 1 on the ecu.
Aems universal ecu patchextension harnesses work with most engine management systems and allow you to install turbo timers, data loggers and other ancillary electronics without having to cut and splice into your factory wiring harness. The tefzel coated wire is loomed with your choice of loom check above. Mass airflow sensors used by the dsm ecu tend to require some. As far as i know its easy to just start the car, mpi relay, fuel pump, starter, and. The first generation ecu with the yellow plugs will plug right in. This video shows you how to remove pins from a dsm ecu connector. Every harness is different and built exactly for your needs and your setup. A 2g interior harness and engine harnesssome patience procedure. You can go the route of swapping in a 2g harness, that will work, but still isnt plug and play. Evo harness 9597 dsm ecu 22 8 swaps fuel pump relay and ac relay control 8 22 10 23 inverts coil control for proper firing order 23 10 leave 10 and 23 alone if youre using a 97 ecudo not swap. The wiring specialties ecu patch harness allows you to bridge between your wiring harness and ecu.
If you are planning a wire tuck, a custom wiring harness is a must. Once you complete your patch harness, you can plug and play your new ecu without modifications to your cars existing wiring. The rywire 4g63 1st generation 4g63 harness is made for the use of a 199194 engine and ecu. Go with a 1g turbo harness 9194 and eprom ecu sensors. As far as i know its easy to just start the car, mpi relay, fuel pump, starter, and you are done, but i want to get all the dash working, speedo, tacho, temp, lights plus ac, also need to work on fans, ac and. With this you can install accessories such as turbo timers, electric boost controllers, revspeed meters, safcs, various gauges and much more. Indeed, this is feasible, and may be considered in the future, but unfortunately the connectors are made to order, and they have a steep minimum buy. Page 1 of 2 info on using dsm ecu,cas,mpi with ect posted in advanced virtual mechanic. This harness will adapt a 1g cas into a 9799 dsm, perfect for 1g engine swaps. The wiring is pretty straight forward but there are two ways you could do this. How to correct a slide on an icy road and how to prevent them winter driving education duration. It was developed in house on an actual ls1 engine to ensure a perfect fit to all engine connections.
Wiring specialties offers a number of options for common performance. A 2g interior harness and engine harness some patience procedure. It connects at the cas, and then plugs into the 90 cas harness connector. For additional wiring andor pinout information, please refer to our ecu wiring information page. This takes an hour or two, but isnt inherently difficult. Perhaps the better approach is to take the wiring schematic from say a 1995 ecu pin out and match it to your 1g wiring harness. Eat sleep dsm custom wiring makes custom dsm wiring harnesses using your wiring harness as a base.
Best bet would be to get the later ecu with the control wiring harness as complete as possible. Has anybody ever installed 1g nt pistons in a 1g t engine. The credit goes to quentin marchone, he did an amazing job. Perfect for replacing the old sensors and old wiring. The 3 plugs on the ecu harness are correct except one wire needs moved to the missing 12 pin connector. We can do several different things and build your harness exactly how you want it. Aem 302983 ecu extension harness eagle dodge acura aems universal ecu patchextension harnesses work with most engine management systems and allow you to install turbo timers, data loggers and other ancillary electronics without having to cut and splice into your factory wiring harness. Pin 10 of the diagnostic connector should connect with pin 2 on the ecu. Our 1g dsm ecu breakout board is designed so that you can upgrade, modify or replace your factory ecu with an aftermarket ecu without cutting your existing factory harness. Sheridan engineering cam angle sensor pigtail 9094 1g dsm this pigtail is designed to replace the 1g.
For 1g dsm ecu wiring information, view the 1g ecu pinout document found on our ecu wiring page. The outer ring of holes is read by an optical sensor and then sent across a wire to the ecu and referred to as the ckp signal. This article was originally based on the 1st gen dsm with the 4g63 engine, but also works for the 2g models. Requires splicing 1 wire into the 2g cam sensor wiring. Take the 1g spare ecu spare and desolder the plug in from the boardthe longer the pins the better contact area you will get, take your time doing this, it can be a pain. Ohm racing specializes in milspec high performance race wiring harnesses. Evo 89 knock sensor the 1g knock sensor is deaf to the evo ecu. This is the list of the main things that need to be reordered. Aems universal ecu patch extension harnesses work with most engine management systems and allow you to install turbo timers, data loggers and other ancillary electronics without having to cut and splice into your factory wiring harness. Click on the kit names to see the contents of each kit. Below is a basic guide to installing an evo 8 ecu in a 2g dsm.
Sep 12, 2011 a 1g eprom ecu is reflashable and can be tuned without dsm link. Ps patch loom kit mitsubishi galant vr41g dsm 8994 all patch loom kits now include an air temp sensor with plug and pins. For an evo ecu, pin 1 of the diagnostic connector should connect with pin 42 on the. This swap is basically the same as a 1g dsm with evo ecu swap just that for the 98. Im working pinpointing the connectors under the dash from the dsm 2g to make a patch harness to plug the mirage 4g under dash wiring. Includes ecu, engine harness with fuse block kit and flying lead ignition harness. This is my custom made patch harness which allows me to run my dsm link in both my 1g and 2g using the same ecu. The evo9 ecu is the newest and most powerful ecu ever produced for a 4g63, it is also the last. I started this mainly so i have something to learn sh2 code on, and while there are a lot of evo8 ecu swaps, ive never heard of a evo9 ecu swapped into another car. It connects at the cas, and then plugs into the 2g crank sensor. Elite 1500 mitsubishi 4g63 fully terminated harness kit.
Weve updated this design slightly from the pictures posted here, we now include the dsm pin numbers on the circuit board to make wiring this easier. How to megasquirt your 4g63 powered dsm eclipsetalonlaser. A patch harness is highly recommended, more so for the 1g guys like me. Im sure that i could figure out what exactly would need done to wire these up, but his patch harness makes life a lot easier if he is still making them. The adaptor harness connects the adaptor box to an elite ecu on one side and to your cars factory ecu harness on the other. The patch harness has this circuit so that in the event of a worst case failure scenario such as a wire or connection failure, the alternator is set to minimum charge. Haltech ht 0443 ps patch loom only mitsubishi galant vr41g dsm. How to remove pins from 1g dsm 4g63 ecu connector with a hair. Our 2g dsm evo viii ecu breakout board is designed so that you can upgrade, modify or replace your factory ecu with an aftermarket ecu without cutting your existing factory harness.
Use an alternator from a 1g dsm, connector on it is the same as the stock 3000gt alternator. Youll see the three yellow plugs for the ecu, a white plug for the main relay. As confirmed here deciding on what cable you need street build 687 0 0 4. The rywire 4g63 1st generation 4g63 harness is made for the use of a 1991 94 engine and ecu.
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