Third Generation F-Body Message Boards

Search: Posts Made By: rokcrawlin85
Showing results 1 to 44 of 44
Search took 0.05 seconds.
Forum: TBI
09-21-2011, 03:35 PM
Replies: 3
Views: 710
Posted By rokcrawlin85

Re: Idle rises steadily to 1500 then falls till it dies??

you thinking bad/faulty sensors or just need adjusting?
Forum: TBI
09-21-2011, 03:09 PM
Replies: 3
Views: 710
Posted By rokcrawlin85

Idle rises steadily to 1500 then falls till it dies??

just wanted to get peoples thoughts on why it might be doing this...

in open loop, no real issues with idle. the real problem's in closed loop. in gear it idles around the 700 mark failry steady....
Forum: TBI
06-07-2011, 06:48 PM
Replies: 7
Views: 2,035
Posted By rokcrawlin85

Re: tbi fuel pressure starts high and drops gradually

i bet your absolutely right!!! liquid filled gauge and under the hood, yep. so when its hot and saying 14 psi, its probably less in reality? set the pressure when its cold and forget the gauge when...
Forum: TBI
06-07-2011, 09:44 AM
Replies: 7
Views: 2,035
Posted By rokcrawlin85

tbi fuel pressure starts high and drops gradually

so i have retro fitted a tbi setup on a '85 chevy blazer, and am using an external adjustable fuel regulator. what's happening is the colder the motor temp is the higher the fuel pressure. as it...
Forum: DIY PROM
04-19-2011, 09:43 AM
Replies: 5
Views: 1,091
Posted By rokcrawlin85

Re: 8747 ecm usng $4F need a/c control help

i have to idea how to add definitions... can you help? step by step maybe...
Forum: DIY PROM
04-18-2011, 07:08 PM
Replies: 5
Views: 1,091
Posted By rokcrawlin85

Re: 8747 ecm usng $4F need a/c control help

in the constants or the table values? i can't find it in either one...
Forum: DIY PROM
04-17-2011, 04:10 PM
Replies: 5
Views: 1,091
Posted By rokcrawlin85

8747 ecm usng $4F need a/c control help

i have the 1228747 HD ecm in my chevy K5. i had a company trying to tune chips for me and they couldn't get it running very well. so i ventured out and have started tuning for myself. now i totally...
Forum: TBI
04-14-2011, 11:31 PM
Replies: 13
Views: 1,360
Posted By rokcrawlin85

Re: alright tbi guys... i need your input

hmmm, cuz my map sensor is only about 2 years old... i think ill just rent a pump and see how she wants to run with that hooked up.

thanks a bunch guys so far for all your thoughts! by all means...
Forum: TBI
04-14-2011, 11:09 PM
Replies: 13
Views: 1,360
Posted By rokcrawlin85

Re: alright tbi guys... i need your input

ok i can follow that. so are we starting to lean toward the map sensor? maybe go rent a vacuum pump and see what happens?

just coincidence that it could of gone bad at the same time as the belts...
Forum: TBI
04-14-2011, 10:28 PM
Replies: 13
Views: 1,360
Posted By rokcrawlin85

Re: alright tbi guys... i need your input

im just running a map system so it is unmonitored, but that makes sense what you said in that if the o2 sees more air, its going to add fuel to even itself out. not decrease it :doh: which mine is...
Forum: TBI
04-14-2011, 09:49 PM
Replies: 13
Views: 1,360
Posted By rokcrawlin85

Re: alright tbi guys... i need your input

i have stuff for tuning chips. no vacuum pump tho. it will usually idle in the 40-50 area in the blm chart. but now its all over the place
Forum: TBI
04-14-2011, 09:30 PM
Replies: 13
Views: 1,360
Posted By rokcrawlin85

Re: alright tbi guys... i need your input

cam specs: .435 in. intake lift and .460 in exhaust lift with duration at .050 in. for intake is 212 and 222. a vacuum leak is not monitored air, so the o2 sensors seein extra air and tryin to drop...
Forum: TBI
04-14-2011, 07:25 PM
Replies: 13
Views: 1,360
Posted By rokcrawlin85

Re: alright tbi guys... i need your input

thanks for the reply! its pullin 14.2 volts right now.

from my calcs with the formulas on this site i should have to run higher than 15 psi with my size injectors to feed my motor to full...
Forum: TBI
04-13-2011, 08:53 PM
Replies: 13
Views: 1,360
Posted By rokcrawlin85

alright tbi guys... i need your input

i was out a few weeks ago and shredded both my belts... ran it as far as i could on just the battery juice... got towed home... put new belts on... started it up, crappy idle, just crappy everything!...
Forum: DIY PROM
06-29-2010, 08:22 PM
Replies: 7
Views: 789
Posted By rokcrawlin85

Re: SA too low at idle???

ill give it a shot thanks
Forum: TBI
06-26-2010, 10:12 AM
Replies: 5
Views: 1,084
Posted By rokcrawlin85

Re: tbi running extremly rich

since its outta the blue, i'd say look at the exhaust too. specially the gaskets around the o2 sensor or just a new o2 may be in order? as RFmaster has said. can you data log?
Forum: DIY PROM
06-25-2010, 07:15 PM
Replies: 7
Views: 789
Posted By rokcrawlin85

Re: SA too low at idle???

hey Ronny, do you use the SA cold bias constant? mine's set at 10* so my timing at idle and colder is only 14* would i be in big trouble if i zeroed out that bias?
Forum: TBI
06-25-2010, 11:44 AM
Replies: 5
Views: 1,084
Posted By rokcrawlin85

Re: tbi running extremly rich

is this a stock 305 that came in the car? was it running good at some point in the past?
Forum: DIY PROM
06-25-2010, 11:11 AM
Replies: 4
Views: 864
Posted By rokcrawlin85

Re: No communication between chip and ECM?

just a thought since it happened to me but im sure it doesn't happen very often... i ordered the same chips from moates (two at the same time) one chip took the programming just fine the other was...
Forum: DIY PROM
06-16-2010, 06:34 PM
Replies: 7
Views: 789
Posted By rokcrawlin85

Re: SA too low at idle???

i don't know if your auto or man. but do you know if the target IAC steps should be aimed for in gear or in park?
Forum: DIY PROM
06-15-2010, 10:10 PM
Replies: 7
Views: 789
Posted By rokcrawlin85

SA too low at idle???

so i was going through my bin (8747) this evening trying to find something that would stand out as being a little funky since my idle is surging slightly and attempting to stall. was looking in my SA...
Forum: DIY PROM
04-09-2010, 12:53 PM
Replies: 3
Views: 582
Posted By rokcrawlin85

Re: 8747 need open loop idle...i think

ok so your saying make the CL temp high and then just change the OL AFR table to what i would like. running it in OL all the time is ok?
Forum: DIY PROM
04-07-2010, 06:26 PM
Replies: 3
Views: 582
Posted By rokcrawlin85

8747 need open loop idle...i think

im trying to figure out what constants or tables need to be changed so that i idle in open loop when warmed up. i think i need to be in open because i first started out with a stock AKWA bin for my...
Forum: DIY PROM
04-02-2010, 11:52 AM
Replies: 1
Views: 802
Posted By rokcrawlin85

350 H.O. idle stall

im working on getting my 350 h.o. tuned in using tunerpro. i've got my blm's in the 400-3000 rpm areas from 20-70 map areas pretty dialed in to 128 give or take 6. im having a problem getting it stay...
Forum: DIY PROM
03-15-2010, 08:07 PM
Replies: 4
Views: 828
Posted By rokcrawlin85

Re: convert a 8747 to a 7747 ??

ya i tossed around that idea too. but i just picked up a burn 2 and chips from moates about a week ago. so im gonna stick with this route. the ebl is a great thing. i just couldn't afford it at this...
Forum: DIY PROM
03-13-2010, 05:10 PM
Replies: 4
Views: 828
Posted By rokcrawlin85

Re: convert a 8747 to a 7747 ??

ok that makes sense. i knew it couldn't be that easy :D

which definition would be the best to use with this ecm. i tried using the 1228747 v2.xdf off of moates and everything looks good except...
Forum: DIY PROM
03-13-2010, 09:23 AM
Replies: 4
Views: 828
Posted By rokcrawlin85

convert a 8747 to a 7747 ??

is it possible to make my 8747 ecm tuned using a 7747 bin and def? what changes are there between the two? as far as i can find out they are they same ecm just one is for hd trucks...
Forum: DIY PROM
03-13-2010, 08:52 AM
Replies: 191
Views: 25,685
Posted By rokcrawlin85

Re: Tuner Pro V5

im hoping to find the hex locations and values to insert the sa and pw values then im datalogging on a 8747 ecm with tunerpro...
Forum: DIY PROM
03-03-2010, 09:51 PM
Replies: 2
Views: 583
Posted By rokcrawlin85

Re: 8747 ECM hex locations for SA and PW

ill take this as a no
:confused:
Forum: DIY PROM
02-27-2010, 01:35 PM
Replies: 2
Views: 583
Posted By rokcrawlin85

Re: 8747 ECM hex locations for SA and PW

is it possible to do this on this ecm?
Forum: DIY PROM
02-24-2010, 06:41 PM
Replies: 2
Views: 583
Posted By rokcrawlin85

8747 ECM hex locations for SA and PW

i just needed the locations and values in an 8747 bin for a datalog to output the SA and PW in the promid location and maybe the iac location? or other location that can be used for inputting these...
Forum: DIY PROM
02-08-2010, 07:12 PM
Replies: 191
Views: 25,685
Posted By rokcrawlin85

Re: Tuner Pro V5

all i get from the list besides the normal ones is bpw and bpc. am i missing something?
Forum: DIY PROM
02-07-2010, 10:21 AM
Replies: 191
Views: 25,685
Posted By rokcrawlin85

Re: Tuner Pro V5

im very new to this tuning thing so sorry for stupid questions or not understanding alot of the lingo. im just wondering if there's a way to get the dashboard to give me a gauge of timing advance?...
Forum: DIY PROM
02-07-2010, 10:04 AM
Replies: 21
Views: 1,373
Posted By rokcrawlin85

Re: once again another newbie wanting to tune

ok i think im gonna go with the burn 2 and the g2 adapter with a couple flash chips. ill be spending less money than for the ebl. seems like the ebl would make tuning alot easier and faster, but i...
Forum: DIY PROM
02-06-2010, 01:15 PM
Replies: 21
Views: 1,373
Posted By rokcrawlin85

Re: once again another newbie wanting to tune

i got the datalog thing down. i use winaldl to take a look at my blm's and what not
Forum: DIY PROM
02-05-2010, 07:35 PM
Replies: 21
Views: 1,373
Posted By rokcrawlin85

Re: once again another newbie wanting to tune

ya i need something, im sure, with a more aggressive timing table at least. i haven't picked any tuning hardware yet, now im stuck deciding which way to go (ebl or burn 2) either way ill be able to...
Forum: DIY PROM
02-04-2010, 09:24 AM
Replies: 21
Views: 1,373
Posted By rokcrawlin85

Re: once again another newbie wanting to tune

ok i went and checked it out. looks like a nice product to have installed. now im gonna need to decide between the two options.

lightnin, i have you opinion, thank you for that

anyone else...
Forum: DIY PROM
02-03-2010, 05:10 PM
Replies: 21
Views: 1,373
Posted By rokcrawlin85

Re: once again another newbie wanting to tune

thats a good point. i fugure i can buy a burner, the adapter for my ecm to be able to use the eeproms, along with a couple chips for less than $300. is the edl less than that? what else is needed...
Forum: DIY PROM
02-02-2010, 09:04 PM
Replies: 21
Views: 1,373
Posted By rokcrawlin85

Re: once again another newbie wanting to tune

ya that sounds real nice! just one problem. on a super tight budget with to little ones in the house now.

i'd really like to just get this running decent enough as is with what i have. probably...
Forum: DIY PROM
02-02-2010, 05:25 PM
Replies: 21
Views: 1,373
Posted By rokcrawlin85

Re: once again another newbie wanting to tune

ebl? sorry please explain
Forum: DIY PROM
02-01-2010, 10:48 PM
Replies: 21
Views: 1,373
Posted By rokcrawlin85

Re: once again another newbie wanting to tune

fyi, its a 85 chevy k5 blazer. im running the gm crate 350 h.o. motor. heated o2, a 350 tb out of a 91 suburban 3/4 ton (thus the hd setup ecm 8747) no knock sensor or vss. if i knew what i know now...
Forum: DIY PROM
02-01-2010, 07:15 PM
Replies: 21
Views: 1,373
Posted By rokcrawlin85

Re: once again another newbie wanting to tune

awesome any help along the way would be great! ill be needing help, im sure along the way. so then ill just need to buy the burn 2 hardware then and then flash and burn is just the software with it?...
Forum: DIY PROM
02-01-2010, 06:03 PM
Replies: 21
Views: 1,373
Posted By rokcrawlin85

once again another newbie wanting to tune

so i've been reading a ton of articles off this site!! just a fantastic site for us to learn off of. thank you all for great posts.

i've got a few questions still...well alot but ill learn in...
Forum: TBI
04-18-2009, 12:15 PM
Replies: 0
Views: 508
Posted By rokcrawlin85

tbi switch over problems. not firing!!

so im in the middle of switching over to tbi in my 85 chevy k5, i know not a firebird or camaro im sorry. but i know you guys could still help me. we got the same motors after all. i just cant get it...
Showing results 1 to 44 of 44


 
Forum Jump


All times are GMT -5. The time now is 07:20 AM.