# General Reprogramming / Tuning **URL:** https://forum.g2ic.com/c/assistance/general-reprogramming-tuning/35.md [Latest](https://forum.g2ic.com/latest.md) · [Categories](https://forum.g2ic.com/categories.md) · [Tags](https://forum.g2ic.com/tags.md) --- ## [About the General Reprogramming / Tuning category](https://forum.g2ic.com/t/about-the-general-reprogramming-tuning-category/17973)
**Author:** [@system](https://forum.g2ic.com/u/system)\ **Replies:** 0
--- ## [General Tuning Questions](https://forum.g2ic.com/t/general-tuning-questions/83577)
**Author:** [@NFULFX](https://forum.g2ic.com/u/NFULFX)\ **Replies:** 0\ **Last updated:** [August 23, 2008, 8:04pm UTC](https://forum.g2ic.com/t/general-tuning-questions/83577 "2008-08-23T20:04:31Z")
Ask Generation Tuning / Programming Questions in this forum. Use the specific forums above for questions related to each respective program. --- ## [Obd1 PR4 L11 help! SOLID check engine light no fuel prime](https://forum.g2ic.com/t/obd1-pr4-l11-help-solid-check-engine-light-no-fuel-prime/104285)
**Author:** [@Garciamaxy](https://forum.g2ic.com/u/Garciamaxy)\ **Replies:** 2\ **Last updated:** [July 12, 2026, 5:33am UTC](https://forum.g2ic.com/t/obd1-pr4-l11-help-solid-check-engine-light-no-fuel-prime/104285 "2026-07-12T05:33:48Z")
I am in the process of trying to piece together my turbo kit for my 91 integra GS, one of my pieces being the obd1 PR4-L11 ecu that I am gonna use hondata on. I am running into an issue where my ecu does not prime the fu… --- ## [Chipped ECU or standard ECU for California?](https://forum.g2ic.com/t/chipped-ecu-or-standard-ecu-for-california/102556)
**Author:** [@BigSung](https://forum.g2ic.com/u/BigSung)\ **Replies:** 2\ **Last updated:** [November 9, 2021, 2:39am UTC](https://forum.g2ic.com/t/chipped-ecu-or-standard-ecu-for-california/102556 "2021-11-09T02:39:35Z")
Hey folks, hoping I can get some advice. My ECU on 92 Integra RS w/manual (OBD1) is having issues, and so I have to pick up a new one. I have no performance mods on my engine at this time, but I might look to upgrading… --- ## [ECU help!](https://forum.g2ic.com/t/ecu-help/101666)
**Author:** [@dpintos](https://forum.g2ic.com/u/dpintos)\ **Replies:** 5\ **Last updated:** [November 9, 2021, 2:33am UTC](https://forum.g2ic.com/t/ecu-help/101666 "2021-11-09T02:33:21Z")
I just purchased a 93 GS-R with a “poor mans type r”. It consist of a b18c1 block, PR3 head, ITR intake manifold, and all OEM ITR internals minus the crank. The motor is mated with the 93 GS-R YS1. I am currently running… --- ## [Converting to e85](https://forum.g2ic.com/t/converting-to-e85/98459)
**Author:** [@integracer91](https://forum.g2ic.com/u/integracer91)\ **Replies:** 11\ **Last updated:** [July 23, 2016, 12:32am UTC](https://forum.g2ic.com/t/converting-to-e85/98459 "2016-07-23T00:32:37Z")
I was thinking of converting to e85 to save money on gas, and increase performance and clean my engine and help the environment… Your thoughts? Can anyone share their experience with switching to e85… How you did it, etc… --- ## [a few questions about ecu's, tuning, and the lot.](https://forum.g2ic.com/t/a-few-questions-about-ecus-tuning-and-the-lot/101632)
**Author:** [@jtkc](https://forum.g2ic.com/u/jtkc)\ **Replies:** 12\ **Last updated:** [November 9, 2015, 8:33am UTC](https://forum.g2ic.com/t/a-few-questions-about-ecus-tuning-and-the-lot/101632 "2015-11-09T08:33:49Z")
current setup: chassis - 90 Rs engine/trans - 98 9.2 cr, jdm, p8r head, b20b/LS 5spd mods on engine - 3in dia. air intake, gen1 skunk IM, 64mm tb, 2-piece 4-2-1 header with 2.5 exhaust pipe, no cat, 24in glaspak,… --- ## [1992-1993 OBD1 DA Integra ECU clock crystal speed/frequency?](https://forum.g2ic.com/t/1992-1993-obd1-da-integra-ecu-clock-crystal-speed-frequency/101491)
**Author:** [@hufflepuff](https://forum.g2ic.com/u/hufflepuff)\ **Replies:** 0\ **Last updated:** [August 10, 2015, 11:11am UTC](https://forum.g2ic.com/t/1992-1993-obd1-da-integra-ecu-clock-crystal-speed-frequency/101491 "2015-08-10T11:11:35Z")
Does anyone know, or know how to determine, the 1992-1993 OBD1 ECU clock crystal oscillator speed/frequency? --- ## [PLX SM-AFR Wiring + Questions](https://forum.g2ic.com/t/plx-sm-afr-wiring-questions/101319)
**Author:** [@billabongrob](https://forum.g2ic.com/u/billabongrob)\ **Replies:** 6\ **Last updated:** [July 1, 2015, 11:30pm UTC](https://forum.g2ic.com/t/plx-sm-afr-wiring-questions/101319 "2015-07-01T23:30:37Z")
Hello, I hope I’m not going to be shunned, but I would like to wire the device up to an oem, not chipped, P74/P75 OBD1 ECU. I have a single O2 bung. I was hoping to wire this wideband sensor. Then using the narrowband e… --- ## [PLX sm-afr help](https://forum.g2ic.com/t/plx-sm-afr-help/101112)
**Author:** [@mikel58](https://forum.g2ic.com/u/mikel58)\ **Replies:** 1\ **Last updated:** [March 12, 2015, 8:49pm UTC](https://forum.g2ic.com/t/plx-sm-afr-help/101112 "2015-03-12T20:49:49Z")
I’m following the hondata installation found here. http://www.hondata.com/techplxwiring.html Well I finally got hondata s300v3 and I’m trying to install my plx wideband. I grounded it to the thermostat housing and ran t… --- ## [have obd0 DA9...what ecu and harness needed to run swapped in stock obd1 B20z?](https://forum.g2ic.com/t/have-obd0-da9-what-ecu-and-harness-needed-to-run-swapped-in-stock-obd1-b20z/100910)
**Author:** [@z1gary](https://forum.g2ic.com/u/z1gary)\ **Replies:** 3\ **Last updated:** [January 7, 2015, 3:12am UTC](https://forum.g2ic.com/t/have-obd0-da9-what-ecu-and-harness-needed-to-run-swapped-in-stock-obd1-b20z/100910 "2015-01-07T03:12:15Z")
What ecu and harness conversion would I need to run a stock obd1 b20z swapped into my 1990 DA9 that had B18A1 obd0 ? btw would a stock B20Z fit under my hood w no mods? Thx --- ## [stock ecu swap from obd0 to obd1](https://forum.g2ic.com/t/stock-ecu-swap-from-obd0-to-obd1/100750)
**Author:** [@csimmons0885](https://forum.g2ic.com/u/csimmons0885)\ **Replies:** 0\ **Last updated:** [November 1, 2014, 5:43pm UTC](https://forum.g2ic.com/t/stock-ecu-swap-from-obd0-to-obd1/100750 "2014-11-01T17:43:53Z")
OK I’m gonna start with this as a base the gen 3 teg had about 10ish more horse power now as far as I know there ain’t much difference in a a1 and b1 head so is most of this power in the ecu? So with that established I’m… --- ## [Need guidance on tuning.](https://forum.g2ic.com/t/need-guidance-on-tuning/100729)
**Author:** [@BozaDA](https://forum.g2ic.com/u/BozaDA)\ **Replies:** 4\ **Last updated:** [October 22, 2014, 2:20pm UTC](https://forum.g2ic.com/t/need-guidance-on-tuning/100729 "2014-10-22T14:20:57Z")
Sup guys, off the bat i want to say i am a noob when it comes to tuning, and what to do. However I do want to make my 91 teg gain more power. Im looking for info on what to do with my build. I have a stock B18A1, looking… --- ## [My adventure street tuning my Integra B20B turbo Hondata S300](https://forum.g2ic.com/t/my-adventure-street-tuning-my-integra-b20b-turbo-hondata-s300/99158)
**Author:** [@PR8urVTEC](https://forum.g2ic.com/u/PR8urVTEC)\ **Replies:** 10\ **Last updated:** [May 21, 2014, 12:18pm UTC](https://forum.g2ic.com/t/my-adventure-street-tuning-my-integra-b20b-turbo-hondata-s300/99158 "2014-05-21T12:18:25Z")
Hello all, just wanted to make a thread to post up my progress on tuning my car with hondata s300. If you have Smanager on your computer and you want to look at my calibration files and associated datalogs just let me k… --- ## [p06-vtec mod/s200-B17a1](https://forum.g2ic.com/t/p06-vtec-mod-s200-b17a1/100200)
**Author:** [@jtkc](https://forum.g2ic.com/u/jtkc)\ **Replies:** 0\ **Last updated:** [May 12, 2014, 10:11pm UTC](https://forum.g2ic.com/t/p06-vtec-mod-s200-b17a1/100200 "2014-05-12T22:11:01Z")
nevermind please delete --- ## [Average difference in injector pulse times (ms) between B18A vs B20B.](https://forum.g2ic.com/t/average-difference-in-injector-pulse-times-ms-between-b18a-vs-b20b/99842)
**Author:** [@BlueVtTeg](https://forum.g2ic.com/u/BlueVtTeg)\ **Replies:** 0\ **Last updated:** [February 16, 2014, 9:41pm UTC](https://forum.g2ic.com/t/average-difference-in-injector-pulse-times-ms-between-b18a-vs-b20b/99842 "2014-02-16T21:41:17Z")
I am just trying to get a rough idea of what percentage I should use when building a basemap for a B20B I put in my 93 RS. I see the fuel multiplier and have been getting lean results from just switching from 1834cc to 1… --- ## [do i need a tune?](https://forum.g2ic.com/t/do-i-need-a-tune/99643)
**Author:** [@mapa1229](https://forum.g2ic.com/u/mapa1229)\ **Replies:** 7\ **Last updated:** [January 15, 2014, 4:33am UTC](https://forum.g2ic.com/t/do-i-need-a-tune/99643 "2014-01-15T04:33:34Z")
So recently i swapped a b17a1 in my 92 integra, has straight pipe, integra type-r intake manifold, intake and a p28 chipped ecu with ITR map… ever since the swap my gas consumption has increased dramatically. Do i need t… --- ## [ECU code list 1990 acura integra obd0](https://forum.g2ic.com/t/ecu-code-list-1990-acura-integra-obd0/99449)
**Author:** [@chingbao](https://forum.g2ic.com/u/chingbao)\ **Replies:** 1\ **Last updated:** [November 29, 2013, 9:26am UTC](https://forum.g2ic.com/t/ecu-code-list-1990-acura-integra-obd0/99449 "2013-11-29T09:26:02Z")
I know this is a retarded question that has probably been asked about 100 times on here but can someone please post a code list for my da. its a 1990 obd0. i know how to check them i just cant find a list for what they… --- ## [Ecu socketing? Anyone done it?](https://forum.g2ic.com/t/ecu-socketing-anyone-done-it/98767)
**Author:** [@Tickle](https://forum.g2ic.com/u/Tickle)\ **Replies:** 4\ **Last updated:** [June 16, 2013, 1:32am UTC](https://forum.g2ic.com/t/ecu-socketing-anyone-done-it/98767 "2013-06-16T01:32:05Z")
hey I wa wondering if anyone has socketed an ecu? I’ve read a couple how to but wanna know how bad is it. --- ## [B18a ecu upgrade](https://forum.g2ic.com/t/b18a-ecu-upgrade/97939)
**Author:** [@MonstrDrop](https://forum.g2ic.com/u/MonstrDrop)\ **Replies:** 3\ **Last updated:** [May 2, 2013, 3:13am UTC](https://forum.g2ic.com/t/b18a-ecu-upgrade/97939 "2013-05-02T03:13:04Z")
Would upgrading my ecu benefit my ride ? I plan on running I/h/e throttle body etc. pure NA and maybe a program like hondata or chrome down the line --- ## [b18c ecm suggestions.](https://forum.g2ic.com/t/b18c-ecm-suggestions/97909)
**Author:** [@herbie20h](https://forum.g2ic.com/u/herbie20h)\ **Replies:** 9\ **Last updated:** [January 31, 2013, 4:08pm UTC](https://forum.g2ic.com/t/b18c-ecm-suggestions/97909 "2013-01-31T16:08:48Z")
ok I’m running a stock jdm b18c. with a few simple mods, it is going to be a daily driver. i have looked on the tuning part of the form and got more lost. my question is what ecm should i run? a p73a obd2 (they do make … --- ## [Need help with PR4 map](https://forum.g2ic.com/t/need-help-with-pr4-map/97548)
**Author:** [@DA9\_kid1](https://forum.g2ic.com/u/DA9_kid1)\ **Replies:** 6\ **Last updated:** [January 14, 2013, 9:38pm UTC](https://forum.g2ic.com/t/need-help-with-pr4-map/97548 "2013-01-14T21:38:22Z")
So I was taking a look at my stock PR4 ignition map and noticed a big drop in timing. I was wondering why timing is pulled so much. I’ve done some research but came up with nothing. If any one knows why or can point me i… --- ## [I have a b18b on mine stock ecu I want it chipped](https://forum.g2ic.com/t/i-have-a-b18b-on-mine-stock-ecu-i-want-it-chipped/97360)
**Author:** [@ismaels91](https://forum.g2ic.com/u/ismaels91)\ **Replies:** 3\ **Last updated:** [December 7, 2012, 1:38pm UTC](https://forum.g2ic.com/t/i-have-a-b18b-on-mine-stock-ecu-i-want-it-chipped/97360 "2012-12-07T13:38:08Z")
Anyone have any good links?:slight\_smile: Im looking for performance efficiency Its still obd0 --- ## [custom obdo chip](https://forum.g2ic.com/t/custom-obdo-chip/93794)
**Author:** [@kev91teg](https://forum.g2ic.com/u/kev91teg)\ **Replies:** 4\ **Last updated:** [October 25, 2012, 6:08am UTC](https://forum.g2ic.com/t/custom-obdo-chip/93794 "2012-10-25T06:08:11Z")
is there any one out there that can burn me a chip for my all motor set up i need somone that know what there doing thanks --- ## [vafc air correction values for obd0 b16](https://forum.g2ic.com/t/vafc-air-correction-values-for-obd0-b16/97255)
**Author:** [@jdmprojectz](https://forum.g2ic.com/u/jdmprojectz)\ **Replies:** 0\ **Last updated:** [October 17, 2012, 4:23pm UTC](https://forum.g2ic.com/t/vafc-air-correction-values-for-obd0-b16/97255 "2012-10-17T16:23:00Z")
i have a vafc installed on my car and was wondering what is a good base to set my air correction values for part throttle and wide throttle…i have a b17 installed on the car and using an obd0 pr3 ecu…any thoughts on it t… --- ## [b16 BASEMAP/OIL LIGHT PROBLEM](https://forum.g2ic.com/t/b16-basemap-oil-light-problem/97094)
**Author:** [@sg2](https://forum.g2ic.com/u/sg2)\ **Replies:** 3\ **Last updated:** [October 1, 2012, 3:11am UTC](https://forum.g2ic.com/t/b16-basemap-oil-light-problem/97094 "2012-10-01T03:11:30Z")
WHT SECOND GEN I HAVE A PROBLEM 1991 ACURA INTEGRA B16A2 SWAP HAVEING A OIL LIGHT PROBLEM OIL LIGHT WANT GO OFF WHEN i START THE CAR THE CAR THEN SET FOR 8 MONTHS DO TO IM BUILDING IT I THEN CHANGE THE OIL PUMP USEING A … --- ## [timing jumped.. need help](https://forum.g2ic.com/t/timing-jumped-need-help/90392)
**Author:** [@truda9](https://forum.g2ic.com/u/truda9)\ **Replies:** 10\ **Last updated:** [September 24, 2012, 9:52pm UTC](https://forum.g2ic.com/t/timing-jumped-need-help/90392 "2012-09-24T21:52:05Z")
help. i was cleaning my valve cover and the cloth got caught n the sproket and i think it jumped. engine does not sonud the same. plz advize --- ## [Tuning Considerations for B20B swap](https://forum.g2ic.com/t/tuning-considerations-for-b20b-swap/91970)
**Author:** [@shocker85](https://forum.g2ic.com/u/shocker85)\ **Replies:** 11\ **Last updated:** [July 11, 2012, 6:35pm UTC](https://forum.g2ic.com/t/tuning-considerations-for-b20b-swap/91970 "2012-07-11T18:35:40Z")
Hello g2ic! Swapping out my b18a1 from my 90 gs DB1 (manual) with the high comp b20b…Currently has a pr4 ecu. I plan on swapping everything out from the B18 such as the ITB, Distributor, PS, Crank Pulley, etc onto the B… --- ## [At what point should i do a tune?](https://forum.g2ic.com/t/at-what-point-should-i-do-a-tune/95938)
**Author:** [@SABsurgery](https://forum.g2ic.com/u/SABsurgery)\ **Replies:** 3\ **Last updated:** [May 9, 2012, 1:01am UTC](https://forum.g2ic.com/t/at-what-point-should-i-do-a-tune/95938 "2012-05-09T01:01:46Z")
Im doing general mods at the moment but soon i will change my throttle body, Intake maniford, new injectors, etc. i have an LS motor that has nothing but I/H/E. OBD0. 93 integra. I just want somthing to adjust to the mod… --- ## [Input OEM or Flowtest Rating for Injector Size?](https://forum.g2ic.com/t/input-oem-or-flowtest-rating-for-injector-size/95604)
**Author:** [@HondaHatch](https://forum.g2ic.com/u/HondaHatch)\ **Replies:** 4\ **Last updated:** [April 12, 2012, 1:34am UTC](https://forum.g2ic.com/t/input-oem-or-flowtest-rating-for-injector-size/95604 "2012-04-12T01:34:02Z")
I have some 510cc injectors I’ll be using with my LS turbo setup. I received a flow test result sheet with them. Two got a rating of 518cc and the other two got a rating of 521cc. Which injector size should I type into T… [Next page](https://forum.g2ic.com/c/assistance/general-reprogramming-tuning/35.md?page=1)