TunerPro User Forum

m_abdi

thanks. infact our car does not have any o2 sensor. it,s work in open loop. gm disable o2 senor for leaded fuel gas in 1990 in our area. now i enable ecm and install o2 sensor. but when car go to close loop , it,s very lean and co gas in exhust is about 0.4 but noramlly must be between 1-2 . our car...

m_abdi

any idea?

m_abdi

yes sir.
i put to voltmeter in o2 socket. it.s about 0.34v 0.4 v and sometime go to the .47 v in idle. and sometime in idle check light will on an set code 45.

i read some where that i must use silicone or anti-seize. but i dont do that.

m_abdi

i increace about 50mv. but steel lean. in the exhust i must have about 2.0 co gas for good mixture. in open loop it,s about 3~4 but in cloose loop it,s very lean and CO gas is about 0.5 , o2 sensor in car is one wire. do you think , may be o2 senor does not work well? i chenge it with another one bu...

m_abdi

thanks alot.
there is o2 sensor persent.

now,for have more rich idle in closed loop i must chenge rich/lean/mean table,ok , but i must increase the orginal number or decrease the valu to have more rich in idle?

m_abdi

any idea?

m_abdi

hello world! i have problem with 1227730 $88 tune. when car is in cloose loop , test of exhust show co is about 0.4 and hc gas is above 400 and o2 is high. 'i check and see that o2 senesor tune afr 14.7 and it is too lean for idle. i want to tune that co gas come about 1.5~2 .beacuse of hc gas come ...

m_abdi

hello again.

m_abdi

hello

thank you.

m_abdi

ftp://ftp.diy-efi.org/pub/gmecm/bins/12 ... 0_atta.ecu

m_abdi

hello again

i undestand initial spark advance. you are right. diffrent dis.

m_abdi

ok.thanks

m_abdi

hello. i apply this chenge: 1- closed loop. 2-tcc was enable only for high gear,i enable it for low gear. 3-enable high way mode (in mph 50 afr 15.4 and with highway spark advance mode) 4-chenge closed throtthle afr in open loop vs temp. 5- chenge spark advance vs map vs rmp question is: in the cons...

m_abdi

hello .

i connect tuner pro to my car and run for 40 min.

when i check my drive i see i am in closed loop and afr is 14.7 .

but when i want to accelerate knock kount 5 time.

which chenge i must do. spark advance or knock retard?

m_abdi

hi

can i upgrade from $88 mask to $a1?

beacuse the xdf is not same?

m_abdi

hello.

thank you tuner pro programmer and thank you my dear freind eglemark.

sy.

m_abdi

hello

i disconect chip from memcal like you help me.and install socket for it.!!!

and write in 28c256 ic.

now i am go to check.maybe i damage my memcal!!!

bye now

m_abdi

Hello. Here we hava many of this 29c256 chip that can earse and write simple. Thank you for your favor. But i must design electronic board like g1 mem adaptor for it. if this 27c2356 chip in orginal memcal can remove and i can install new 29c256 on memcal it was great. but this chip can not disconec...

m_abdi

hello and thank you so much. can i enable highway mode in my car? apus in for $6d mask i think i compare with this http://uppit.com/pwr6yxpo0ne5/azty.bin i copy closed throttle open loop afr vs temp table too from azty and highway constant and openloop idle afr vs map vs temp table too. and set clos...

m_abdi

hello

thank you.

m_abdi

Hello.
I have deal with my friend in tomorow for read chip with my hdr header.

Then i email it.

Beacuse i go to closed loop with another memcal with amal bin chip,i guess it is disable by gm with high tempture.

Sorry if bother you. I am so excited for tomorow...

m_abdi

thanks you for replay

m_abdi

hello

i open my ecu. and one of my friend give me a memcal of gm that was for 1987 gm beretta car. it was amal bin file.

m_abdi

hello

do you mean that if i dont have tihs header i cant read chip?

m_abdi

dear eagle mark.

thank you for all.

m_abdi

Hi.
what about cadialc sevil cars?

m_abdi

hello again
does tuner pro support $55 mask?
$55 1227730 87 - 88 Celebrity, 6000, Ciera, Cutlass, Century 2.8L LB6 27C128

i think it,s my ecu type.

m_abdi

thanks alot

i found my eprom is 16143513 and use atbf. and it,s so similar $88.

m_abdi

Dear freinds.

this ecu is damage now.

m_abdi

dear robert

thank you for replay.

m_abdi

it can not install in ecu. thanks

m_abdi

Hello Again

Thank you for replay.

m_abdi

thank you

m_abdi

hello all agian. i mean is this possible or need to chenge fuel economy for 1227730 ecu? i read somewhere that some car that have oxygen sensor , they adjust fuel economy by this o2 sensor. but 1227730 on oldsmobile cutlass ciera 3.1L and chevelet ceilberithy 2.8L have no o2 sensor and no petansiome...

m_abdi

hi.
how do i can understand about fuel pomp?

m_abdi

hello all
what is the Bin for ecu 1227730 of oldsmobile cutlass ciera 1990 v6 vint mfi 3.1L with 3automatic transaxle fwd?

i connect with 6d. it's for 2.8 and 3.1L. is it ture or better xdf?

when i connect and record data i must compare with what?

Thanks alot

TunerPro User Forum

Search found 36 matches

chenge stochiometric afr

hoooooraaaaa

question

knock

hoooorrraaa

thanks

it,s work

thx

$55

thanks for help

thanks

thanks

economy of fuel

reduce fuel

olds cutlass ciera mfi 1990