91 integra ls ecu pinout pdf

All honda ecus have a part number which is located on the side of the ecu and inside the ecu on the connector. Vehicle specific wiring diagram performance silvia. Function 1 blk 451 pcm ground 2 lt grn 1867 12 volt reference ckp pin c 3 pnkblk 1746 fuel injector 3 control 4 lt grnblk 1745 fuel injector 2 control 5 7 not used. The charts below need to be used with a digital voltmeter to. It appears that the pinouts relevent to a bench harness are the same for both the 98 and the 9907 except the grounds. Acura integra 1989 1990 1991 1992 1993 wiring diagrams.

Keep in mind however that many vehicle or engine codes p72, p28 came in many various years and models. Obd0 to obd1 ecu jumper conversion wiring harness for honda. Get the best deals on engine computers for acura integra when you shop the largest online selection at. This article exploits a combination of ecu pin locations and wire colors for all mt 9900 civic and 0001 integra vtec and nonvtec vehicles.

Engine control module x1 l99 or ls3 black connector, 73 pin, 2010 camaro. But anyways, i found a nifty handbook full of wiring. I need the pinout for this ecu and eliminate unnecessary wires from the harness. Also known as the throttle position sensor, the integra tps sensor is an integral part of your b series throttle body. Allpinouts is a webbased free content project to list cable and connectors pin outs. P75 much like the p74 this ecu is in the obd1 19921995 acura integra ls or gs with the non vtec b18 engine.

Engine computers for 1991 acura integra for sale ebay. Everything works but im throwing a o2 and vtec sol. For the operating method and precautions for the afc neo, refer to the instruction manual. Please read all instructions very carefully as ktuned are not responsible for any damage to the ecu, sensors or wiring. Acura integra 1989 1990 1991 1992 1993 service manuals. The 4plug obd1 connector image below is proof these do exist and are usually found on jdm auto 9295 civic, integra, and preludes. Jdm silvia toyota honda mitsubishi subaru nissan hyundai chevy ford mazda s s14 s15 skyline mazdaspeed focus st fiesta st genesis supra mr2 celica sc300 is300 240sx civic s2000 integra.

The blank connector b is only used with civic integra vehicles equipped with at. This instruction is for an 9091 integra da installing a budget tucked or. This page contains the ecm connector identification and the terminal pin ids. Obdi and obdii, therefore it is important to identify the ecu connectors as well as the ecu code. Get the best deals on complete engines for acura integra when you shop the largest online selection at. Acura integra 1989 1990 1991 1992 1993 wiring diagrams service manual download page.

The last 3 characters are broken down into 3 parts. Do i just take the ps pressure switch wire and replace it with the knock. Under the hood fuse box diagram for 1991 acura integra. I put the jdm gsr ecu and motor in my auto ls integra. I have a engine swap in a 1991 civic the engine is out of a 1991 acura integra ls i need the ecu pinout for a pr4 answered by a verified mechanic for honda we use cookies to give you the best possible experience on our website. Apr 30, 20 complete wiring diagrams i found, it dont show location, but it has everything even the abs wiring which the haynes manual didnt have and much nicer to look at, though you have to print it out and tape 3 pages together to get a really nice view. Can any one help me find a diagram like this one for the b18b1 obd2a. All rywire engine harnesses are made with obd1 9295 ecu connectors.

Currently the transmission is shot whines like crazy in all 5 gears 4th gear went out. Jan 05, 2009 i put the jdm gsr ecu and motor in my auto ls integra. Honda civic del sol 1992 2000 9200 hondaacura engine wiring, sensor. Wiring diagram by model this document describes car models to which the afc neo product code. Below is an example that shows the common onboard male connectors for a honda obd1 ecu. Honda makes the integra but it uses the acura name in the us. The second digit 0 typically means manual transmission, where a 5 means automatic transmission. Again there is an earlier model of this vehicle, so make sure not to. I ended up getting power from behind the cig lighter. The brake light switch also involves the cruise control system. Jdm obd1 4plug auto integra p72 ecu pin diagram ffs.

Allpinouts is a webbased free content project to list cable and connectors pinouts. Electronic control unit is an embedded system that controls one or more of the electrical systems or subsystems in a vehicle. Feb 27, 2015 9295 obd1 civicintegra vtec ecu pinout diagram. Pinout or pinout is a term used in electronics to describe how an electrical cable is wired, or the function of each wire pin in a. If code 7 or 17 is stored and the s4 light on the transaxle indicator panel is also flashing, it may be necessary to diagnose the automatic transaxle control unit. Whether you are swapping a b series into your civic or you own an integra, theres a lot of reasons why you would need to test your tps. Jan 06, 2018 roughly a 10 months ago i purchased a 98 ls that had been swapped to a b18c1 by the seller. Use these links and links throughout this manual to navigate through this reference. Different generation ecus may use the same characters. If you have imported a jdm b series and need a replacement throttle sensor, or your integra tps sensor has gone out in your acura, this. Converting over allows you to use the more powerful motor found in later generations of these cars. Ive gotten the pinouts for the 98 ls1 97 seems to not be an ls1 style pcm, and the 9907 ls1. Apr 24, 2008 hate to break it to ya but just cuz your ls can be spun to 8500rpm doesnt mean it will make power up there or last longer than a couple months.

We have actually gathered many images, with any luck this image works for you, as well as help you in discovering the answer you are looking for. Honda engine swap guide humankindhas made a habit of oneupping the creator when it can ben. Ecu part number to vehicle application list diagnosing a solid check engine. When this condition occurs, it will be necessary to inspect the ecu led display. Obd2b plug configuration below is an example that shows the onboard female connector configuration for an obd2b ecu.

These are the pin designations for the obd1 ecu as well as their wire color and. So i would check the bulbs and sockets for a short. I have a engine swap in a 1991 civic the engine is out of a 1991 acura integra ls i need the ecu pinout for a pr4 answered by a verified mechanic for honda. P72 from the 19962001 acura integra gsr with the vtec b18c1, this ecu is extremely popular. Ls rsgs 3g 9798,00 integra type r usa dc b18c5 1797 10. To start off, there are a few common wires that need to be wired up the same way on all kswap. If you like it please feel free to a small amount of money to secure the future of this website.

Knowing how to identify your honda ecu will let you get whatever job you are working on done. Hondas part number for ecu, which always starts 37820 three characters which are loosely related to the model of carengine. Numbers are read up and down from left to right, not straight across see diagram at end. I just installed my ls2,harness, ecu into nissan patrol. Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your acura integrawiring diagram for acura integra furthermore lexus ls radio wiring diagram along with acura integra engine diagrams moreover honda civic fuel. Honda, acura, toyota, nissan performance electronics. According to the wiring diagram the brake lights and horn are on the same circuit. Ecu part number vehicle application list ha motorsports. Each connector is crimped with pneumatic heads to ensure an oem crimp every time. Auto to 9495 integra ls obd1 auto ecu tcu harness installation instructions. Pinout or pin out is a term used in electronics to describe how an electrical cable is wired, or the function of each wire pin in a connector. Very weirdo problemo 91 integra ls defrosterwater leaking, bigmo5328, acura integra, 8, 02014 12. Obd2a plug configuration below is an example that shows the onboard female connector configuration for an obd2a ecu. The middle three characters are the most useful to identify what the ecu is.

So i have a 91 integra with a b18b1 usdm according to owner it was previously converted to obd0 from obd1. Ecu pinout diagrams innovate motorsports application notes. Pg7 is 8689 integra, both 8687 preobd and 8889 obd0. Can we conclude from the above data that hondata system will also work on 19901991 fuel injected preludes if the factory ecu is swapped out with p74p75 like it works for 9295 preludes. This harness is primarily made for a kpro or reflashed ecu but can be used with a stock rsx ecu provided you have bypassed the immobilizers accordingly.

Nonus obd2 ecus are compatible except for h22 and gsr stock computers. Plug and play wiring harnesses for nissan, bmw, datsun, mazda and chevrolet chassis with ls and jdm engine swaps. Hondata 0307 accord v6 and 0406 tl flashpro adapter. When installing the afc neo, both this document and the instruction manual are required. Hondas part number for ecu, which always starts 37820 three characters which are loosely related to. This zerg ecu harness will allow 88 91 honda civic crx, acura integra and other obd0 honda and acura to convert over to obd1. My 91 5speeds cruise control will turn on light on dash switch turns on with switch and when set is. The cost of running this website is covered by advertisements. Add pm9 as a crazy euro 88 91 pm5 pr5 is 90 91 jdm integra zxi sohc 1.

On integra models, the ecu contains a single red led display. Tranny if using the 90 integ motor and tranny you need a hasport cable to hyrdo covenrsion. Sorry i do not have pin schematics for the jdm 4plug obd1 ecu. According to this pinout theres a couple differences int the a,b, and d plugs but most of the differences are the c plug itself being the us market doesnt even have it. All honda ecu s have an ecu part number which is located on the side of the ecu which allows for easy identification the part number can be broken into three components. So recently when wiring my underdash neons i ran into the problem of finding a suitable power source without having to do new wiring from the fuse box. Ecu 19941995 integra ls ecu or if vtec 19941995 gsr or in that case its ok to say exsi p28 ecu chip. These are the ecus which hondata currently provides systems for. How to install rywire obd2 to obd1 vtec subharness youtube. When a car does not start, you need to check for spark, fuel, and.