Microchip tuning represents adjusting or updating an erasable programmable read only ram microchip in an automobiles or different vehicles electric control unit ecu to reach outstanding efficiency, regardless of whether it be more. If you own an obd1 lt1, you should have a data logger. Hp tuners 101 beginners guide gm ecm tuning overview removing vats, cel. A new window appears, click setup com port and choose the appropriate com port for your cable. With datamaster if you have a code there will be a red box illuminated in the top right.
The following pcm pinouts will cover all lt1, 1994 to 1997. I notice with tunercats their is no extended boost tables for 2 or 3 bar so is sd tuning completely off the table. This is the first part of a series ill be making on basic tuning of 9495 obd1 lt1 computers. May 25, 2011 i use tunercat and and a 95 obd1 ecu, also did my own harness gut from a 95 trans am.
Show full signature 2010 camaro 2ss ls3 tr6060 headscamlsxr. You will need a dyno and lambda meter to tune an engine. That was overcome in the obd2 version of tunercat about 2003 or so. Reading obd1 codes on gm 19821995 without code reader. Includes autoprom device, 28pin 18inch emulation cable, obd1style aldl cable cabl1, 6ft usb cable, 2x 27sf512 chip, and mark mansurs tunerpro rt5 software license. This method is much more cost effective than others and will usually only run you the price of an. How to diy prom chip tuning for obd1 chevy gm throttle body tpi lt1 fuel injection honda duration. Vcp drivers aldl obd1 software for our aldl cables. Could i install a 3 bar and set pe to trigger before building boost. For those of you using the 94 and later lt1 engines with the flashable pcms, you will only require software from tunercat or lt1edit as well as an interface cable. No, our lt1 tuning kits do not support the 1996 97 obdii lt1 cars, only the 1994 95 obdi cars. I see many guys trying to fix something on their car, but dont have a way to access the pcm on their car to look up codes or see what is going on with the engine. If you have a laptop, you can read codes, clear codes, programtune, etc you can find free scanning programs online, but tuning sw generally has a price for the good ones.
Ses light is on and want to read what codes are set. It is a great program, also known as computer automotive tuning systems c. He is wanting to turbo the lt1 and have me tune it. If you have a 94 or 95 gm car with the 16 pin connector, we sell 16 pin connector diagnostic cables for it here. The common programs to use are tunerkat and lt1 edit. Looking for some help with reading codes on vehicle listed in title. Software lets users check and reset codes and communicate directly with the cars obd2 system. Open the correct version of software for your platform. The club has access to both versions of tunercat, obd1 and obd2. See programming software price list to view details on purchasing the obd1 tuning system obd1 tuner program description the obd1 tuner program is a general purpose ecm calibration editor that allows you to make a wide variety of calibration changes to your vehicles obd1 ecmpcm from an easytouse windows arrangement. Microchip tuning represents adjusting or updating an erasable programmable read only ram microchip in an automobiles or different vehicles electric control unit ecu to reach outstanding efficiency, regardless of whether it be more force, better emission, or perhaps much better. Term used to describe an obd1 car that uses an obd2 cable port. Ls1 pcms function very similarly although some of the variables and tables in lt1 edit work differently or are measured differently. The maintainer of tunercat is a very capable bin hacker, and has discovered many of the parameters now known to the lt1 tuning community.
First, all of my tuning experience is with a 96 obdii lt1 car using lt1 edit. The road to sema 2019 has been a long and trying battle but, we are here. Most guys on lsi say the 95 ecu is the best and the 9697 guys with obd2 usually swap to an obd1, supposed to give you more variables in tuning and doesnt need the catback oxy simulators. Been doing some research trying to find a scanner and coming up empty. Jan 21, 2011 14 c cm software version this display is available on 1992 and up corvettes note. Toad obd1 vehicle support list car obd diagnostics, ecu. Light was on when we bought it and we fixed some issues and deleted some items. This is just a basic explanation of what is needed to get data logging on an obd1 lt1 19931995. I understand running this cam on stock tune would not be very tolerable and im not sure when i will be able to get the car dyno tuned. There was also an issue at the time with the lt1 tuning software for the 96 pcm, which is obd2. The kit allows you to read the calibration information currently stored in the cars computer, view and edit this information as needed, program the cars computer with the modified calibration and then. The program supports a wide range of obdi gm vehicles.
There are notes in the functions column that may say this was only in a fbody, or bbody, etc. The obdii cars require a completely different setup. The process for tuning obd1 gm products is pretty much the same for all 8693 model years. Thank you in advance for your help and a thousand times thank you for this wonderful software, it. Its not really awesome, handtuning would work much better, but its as good as a really basic mailorder tune for free. If you dont know how to download and run a program, click this link for instructions. I need to pick one pretty soon so i can familiarize myself with the software. Tunercat is your first step, the program i recommend to read your current pcm image, change its contents, and then reupload it to your pcm. Dyno tuning, mail order tuning take advantage of our years of experience and let us handle your tuning. Or, view current dtcs error codes that your pcm is tripping. Free obd1 pc scan utility for 939495 lt1 discussion in computer tuning and diagnostics started by garydoug. Tunerpro v5 live engine data aldl diagnostic software for.
To retrieve these codes all that is needed is to ground the b terminal of the alcl connector with the key on, however we do not recommend this as many free. Long tube headers new o2 sensors all emissions stuff deleted traction control. Nevertheless, toad software supports more obd1 vehicles then any other scanner in the world. Even though it is an obd2 connector, it has an obd1 system behind it on these 9495 cars. Anybody who says they can make more horsepower on the same lt1 engine combo with an obd1 lt1 pcm versus an obd2 lt1 pcm.
We also offer the same high quality obdi usbaldl interface cable sets that are included in the lt1 tuning kits separately. All forced induction and naturally aspirated mods are supported. Another option, could we substitute to a new gm style maf such as the slot maf and re. If youre using tunerpro, you will also need a flash utility of some type. All aftermarket lt1tpi throttle bodies are adjustable. Inaccurate for tuning and has a narrow readable band. Some 199495 gm cars have the 16 pin obd 2 connector shown above corvettes, camaros, and lt1 cars among them, however, even though it is an obdii connector, it has an obd1 system behind it on these 9495 cars. We offer gm obd i and obd ii tuning for most gm cars and trucks from 1985 to 20 most 4 cylinder, inline 6, v6 and v8. Wont work with usb adapters, and wont work with winxp2000. Renovelo domino tuning suite bmw obd1 tuning software. Code reader for a 1995 camaro discussion in 4th gen camaro lt1 19931997 camaro started by davidc212k, jul 24, 2008. Some 199495 cars have the 16 pin obd2 connector shown below, corvettes, camaros, and lt1 cars among them, as well as newer australian holden and commodore. Many of these ecms support being reflashed over the aldl interface e.
Obdii vehicles are not currently supported by every editor. Includes autoprom device, 28pin 18inch emulation cable, obd1 style aldl cable cabl1, 6ft usb cable, 2x 27sf512 chip, and mark mansurs tunerpro rt5 software license. Shareware dosbased software for aldl vehicles ecm852 serial aldl software direct download link this is the dosbased software for gm tpi and 93 lt1. I spent years telling owners of the 94 and 95 lt1 fbody cars that they would. Jet performance products jet performance automotive parts. There is a program users guide in the same folder also. Gm lt1 obd1 pcm programming harness efi connection, llc. I use tunercat and and a 95 obd1 ecu, also did my own harness gut from a 95 trans am. This service will tune, a mildly modified lt1 engine, using basic and fairly safe tuning techniques that ive learned. We get the most out of your setup, safely, with an emphasis on great driveability. These cables sets are compatible with the obdi tuner and winflash programs and are also compatible with most scan tool and data logging programs for the obdi gm vehicle with the 8192 baud data stream. Domino tuning suite is a bmw obd1 tuning software supporting the bosch 4 and 506 dmes. Works great with older laptops on win98msdos that dont have usb ports though.
Ecm switches onoff functions for diagnostic trouble codes or enabling or. G1 memcal style chip adapter tpi, syclone typhoon, 9495 tbi, 9293 lt1, etc. His software is affordable, not restricted to a single ecm, and has a builtin flash utility. We offer ls and lt swap conversion harnesses for all ls lt engines including ls1, ls2, ls3, ls6, ls7, lsa, ls9, lq4, lq6, l99, gen 5 v8, lt1, lt4, vortec l83 l86 variants. Download and run the tts software updater setup program by clicking the link above labeled tts software updater. Obd1 datalogging programs that have been working youtube. If youre looking for something simpler, yet preserving repairshop reliability then also test out movi software below. On board diagnostics port, this type was used pre 96 obd1. In this video i will show the equipment needed for do it yourself prom chip tuning. Tuning software fbodytech 9495 gm lt1 tuninghacking. Name log file with coherent description such as log 10. Obd1 specific hardware software scanning rules for submitting to pcm of nc. The tts software updater is used to install and update all other tts applications, calibrations, and documentation.
How to diy prom chip tuning for obd1 chevy gm throttle body. I am not familiar with other software or other engine management systems. There are other styles of connectors, but the 12 pin obd1 connector shown above is the most common. This engine control module ecm programming harness is to be used with any of our benchforce powerblock switch assemblies to reprogram lt1 obd1 ecms outside of the vehicle requires a programming interface cable that communicates obd1 through. Download free scan9495 software, get a 16 pin cable. Please read through product documentation to understand some of the features of this allinone, datalogging, realtime emulation tuning, and chip burning hardware. Speedometer recalibration for different gear ratios or. Best way to find if your obd1 vehicle is included on this page is to perform a search in your browser for your vehicle model. Like our obdi lt1 tune kits the lt1protune kits are complete packages with everything you need to tune your 19941995 lt1 car but also include the datacat diagnostic and data logging program. There are three basic items necessary to tuning your own lt1 or other gm pcm.
I have read that the gm lt1 obd1 computer can be fully programmed for forced induction. How to diy prom chip tuning for obd1 chevy gm throttle. Speartech also provides ls and lt ecm programming including e38, e67, e40, e92, ls engine wiring harness reworks and conversion, adapters, and programming harnesses. Many grand prix from these years use the g4 adapter. Input id number 0disabled, english, off, closed or no. The obd1 tuner program is a general purpose ecm calibration editor that allows. The what do i need gm section is going to have basic hardware and software suggestions for groups of vehicles. Get this totally free software program for tuning the car chips and extract the beast from your car motor. It should be one of the selectable items in the list.
1351 142 38 70 234 476 162 1553 926 1358 1269 542 1366 13 756 728 1523 1401 1176 759 1250 1211 709 1433 1281 917 1101 882 801 203 984 237 900 232 859 816 1363