Vr 5 crankteeth input ec3627 or motronic pin vr crankhome 1 tooth input ec1812 or motronic pin crankhome sensor wires need to be reversed and camhall input 1 pulse per cam rotation. Martin barker is no stranger to these pages, neither are his weird and wonderful automotive reworkings. Carbon lspeed zahnriemenabdeckung 20v turbo 3b rr 7a nm. The system comes with the dedicated vemstune tuning software to allow. Mtune pc software, mdash android app, basemaps and manuals. But ill try to add info that should be helpful for people with other b3 cars with various engines. Pu hinterachsdifferentiallager audi typ 89 85 urquattro s2 3b. Hacking the motronic ecu audi rs2 s2forum the audi s2. Vr 5 crankteeth input ec3627 or motronic pin vr crankhome 1 tooth input ec1812 or motronic pin. I would wait for an upgrade on the firmware and more accurate reading and. The original was a fuel only engine controller that allowed a straightforward approach to replacing factory cis, carbeuration and other efi fuel control.
I have made a booboo again, car broke down and we came home on an aa truck. Learn more about our performance products for your audi s3 2. This is free software, and you may redistribute it under the gpl. Old cap is in a state, all the wee electrode things are shot. Aan, aby, adu and 3b, all utilizing the stock wiring harness. The genboardverthree trigger hardware supports the audi 3 input signal system since v3. Disse bruger specielt auditrigger 3 sensortrykersyste. Eine abstimmung ohne luftmassenmesser bei 3b motoren ist nun auch demnachst moglich. This is my first post after browsing around for several months. Audi quattro s2 r turbo extrem aufbau by werner karl and friends 20112012. Throughout my years i have been lucky enough to own many desirable cars but none that bring back such fond memories as the audi s2 coupe. In 1993, audi produced the s2 avant powered by the 230hp 2.
The car was in need of some serious tlc as any car of this age. I want a 55 vems file for starting my audi s2 3b with such configuration gt3071r 630cc siemens. This pnp system comes standard with a 250 kpa mapsensor and temperature sensor, they make the original air mass meter obsolete. Engine sound system 8t0071901a audi genuine accessories. Since 2010, with proper configuration vems v3 firmware supports. Vems gives you the full engine control that you need to bring out the best performance from your turbosupercharged or normally aspirated engine. Apr 16, 20 i thought the same, and read up on sharing the serial port with two devices. Sebastians 91 coupe quattro 3b swap vems e85 by zaworek. I bought the audi from a enthusiast however not everyone has the same standard. The avant s2 was the first midsize sport wagon audi and followed the upperclass sport wagon audi s4 c4, is considered the founder of this class of vehicle.
New cap is on, fitted fine it only fits poperly one way. His latest, a restomodd twodoor audi 80 from the mid. Ideally id like to get information on real before and. Finally a plug and play standalone efi solution for the venerable 20 valve turbo audi i5 engine. Hacking the motronic ecu audi rs2 going to post a little bit more on topic. Audi 90 coupe quattro audi s2 wannabe forum 4tuning. If you want to achieve a performance increase in your audi, the question is actually superfluous since chip tuning is always the first step. Express is a company dedicated to providing quality upgrade parts, hardware, and software for a range of european vehicles. Sebastian free your mind, go have a boost 91 audi coupe quattro red 3b swap vems e85. Jeg styrer n75 ventilen med min vems styring men uanset hvad jeg indstiller trykket til forbliver det ca. Our passionate group of audi and volkswagen enthusiasts are devoted to providing the best in dealeralternative vehicle care, as well as highperformance aftermarket upgrades.
Wiring speed sensor in 3b engine for vems the audi s2 community. With its 20valve, fivecylinder, turbocharged engine and the quattro fourwheel drive system, this really was a wolf in sheeps clothing. These use special auditrigger 3 sensor trigger system with the 5 tooth flywheel teeth vr, crankhomevr and camhall sensor. Overview the 034 efi stage ii ecu is a progression of the original low cost, feature packed 034efi ecu. These are available on both the 3b and aby engines. The vems pnp ecu replaces the factory motronic ecu in a matter of minutes. Vemsaudithreeb which is similar to aan, so procedures are the same, but the right pinout must be used due to pin differences. The genboardverthree trigger hardware supports the audi 3 input signal. Audi coupe quattro turbo vems for sale audi 90 1990 for.
Vems plug and play urs4s6200q20vs2rs2 ecu, efi express. This post is specifically about my car, which is a 1988 80q with a 3b 20vt swap. Audi s2 5 cyl 3b maxxecu v1 plugin ecu solution for the audi 5cyl engine. It seems that some audi s the sensor reads clearly and in some it doesnt. Since the performance of engines is reduced as standard by the car makers, you never get the full performance out of your audi. What about taking the components from a 3b motor and adapting to 7a. May 16, 2012 audi s2 3b with vems ecu and audi v8 coil packs. The audi aan same pinout as the aby adu and the audi 3b were the first applications note that 3b has different pinout with only 1 ignition channel. If you take the 27c512 files from the 551c ecu from an s6 and a 551c ecu from an rs2 they are almost identical, the only difference is in the maps and some constants. Efi express is now proud to offer inhouse awd dyno tuning on our land and sea 2000hp capable eddycurrent absorbing dyno. The audi aan same pinout as the aby adu and the audi 3b were the first. So decided, distributer cap first and change the leads as one is broken anyway.
Audi s6 c4 20v turbo quattro christine cars facebook. Hacking the motronic ecu audi rs2 s2forum the audi. With aim, the round is just a listening device, and the vems round null modem prevents any tx from the round onto the rx of the v3 so i am led to believe. Something that is very helpful in finding things is having many different ecu files. So, if you use the android app in aim mode with the null modem and the round, it should not cause any problmes as both devices are just listening to the v3. The coupe s2 is the official successor to the audi quattro. Audi being parted out 2bennett audimotive partout cars. Stage 2 software is throttle, fuelling and timing adjustable with slightly more flexibility than stage 1 allowing the. I might have an avenue to pursue that pretty easily.
Throttle position coolant temperature air temperature crank and cam sensors configurable for the standard oem configurations such as ford 361, gmbosch 602, audi 5 cylinder 5 tooth as well as being customizable for many different timing strategies. Vagtech recommend the following components in our stage 3 revo stage 2 software 260 275 bhp 250 270 lbft performance induction kit from forge motorsport exhaust system from. That sounds to me like its just a software change, but i would confirm that with mark or with the extensive support network of experienced users. Audi s2 3b maxxecu v1 plugin manual swedish audi s2 aan maxxecu v1 plugin manual swedish. Audi 80 s2 cabrio umbau 3b motor audi s2 coupe hamon motors making of audi s2 coupe by hamon motors. I got the order ignition provided by vems was not correct cylinder. Im looking for a base map for my vr6 im running a vems genboard 3 and im tuning with megatune 2. The map sensor can be upgraded to a 300 or 400 kpa unit if necessary for your plans. Can only be used in combination with engine sound system basic package and engine sound system control unit usable only in combination with conversion of diffuser from double left to leftright installation by qualified personnelspecialist workshop is recommended the image shows a visualisation of the engine sound system on an audi a6 avant. Unitronic offers performance software and hardware for vw and audi. Installation is a snap, only two pins need to be reversed on the factory harness leading to the rpm input on the transmission bell housing. Estimated around 280300hp, this vehicle only weights 2700lbs. Originally the vehicle was fitted with the na 164hp 2.
Anti lock braking system with four wheel drive from sept 1991. I have been playing around with the vems software, and unfortunately i dont like it. Efi express vems plug and play system for 19921995. A little bit of news from my side is that i made a deal with a previous club member and chairman philip gandalf, to purchase his long time s2 track car project audi s2. So long as there are two listening devices, it wont matter. Obd capability on the s2 some background about audi s obd system with the introduction of bosch motronic and mpi engine management systems on some vw audi vehicles in 1990, came improved diagnostic capability to verify the operating conditions of the engine and its ecu. Installation is a snap, only two pins need to be reversed on the factory harness leading. If i had all the components from a 3b motor, how would i get the correct software. Audi s2 the audi s2 was built between autumn 1990 and the end of 1995 as a saloon, avant and coupe in a total of 9488 copies. Simple but nice wiring fitted to aan engine powered by vems ecu. Coming back to the fold, hoping to contribute to firmware develoment. I have owned the car for the past few years, i have always had a love for the vw audi marque.
Vems can be configured to use almost any standard oem sensor for. For an ignition output endtoend test, just remove sparkplug highvoltage wires easier just 1 at a time. Jun 19, 20 if we had them here, i would have just bought an s2 and made light mods to it. For 3b applications 200q20v the ecu ships in distributor configuration with an extra harness to allow for running individual coil per cylinder if so desired. Socially inappropriate motoring information, available in 1qt increments. Im going to try to give a lot of info that most of you probably already know, just in case it helps someone down the line, so it may be a bit tedious. It has been developed by motorsports enthusiasts to provide other enthusiasts with a complete system with features only found in the more expensive high end engine management systems. Audi s2 service and repair manuals free car repair. Sebastians 91 coupe quattro 3b swap vems e85 by zaworek wed jan 21, 2015 2.
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