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Search: Posts Made By: MaxpowerTA
Showing results 1 to 50 of 159
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Forum: TPI
10-05-2023, 06:23 PM
Replies: 45
Views: 1,044
Posted By MaxpowerTA

Re: Please Help! 86 Iroc cursed with elusive issue

How are your injectors? are they the originals?
Forum: TPI
08-04-2023, 03:44 PM
Replies: 2
Views: 526
Posted By MaxpowerTA

Re: Fuel pump won’t run until oil pressure gauge reads pressure

Fuel pump relay, These cars have a redundant electrical path to the fuel pump that runs through the oil Pressure switch so that in the event your fuel pump relay fails you will not be stranded. The...
Forum: TPI
07-12-2023, 10:26 PM
Replies: 1
Views: 397
Posted By MaxpowerTA

Basic TPI Boltons and Dyno

This is the start of a series of videos documenting some mods and subsequent chassis Dyno testing on a 1989 Iroc

https://youtu.be/8pYMa2KG6lo
Forum: TPI
05-19-2023, 03:58 AM
Replies: 5
Views: 514
Posted By MaxpowerTA

Re: Troubleshooting help please! 91 TA 305 TPI

probably ignition control module
Forum: TPI
04-15-2023, 01:21 PM
Replies: 9
Views: 511
Posted By MaxpowerTA

Re: 1988 Tpi sputtering need help

The cold start system on the early TPI cars is completely independent of the ECU, it uses some sort of temp switch to control it if i remember correctly. It's probably worse with the new injectors...
Forum: TPI
04-14-2023, 11:59 PM
Replies: 9
Views: 511
Posted By MaxpowerTA

Re: 1988 Tpi sputtering need help

What makes you think it's a fuel system problem? Have you verified ignition system is good? Why are you putting the old injectors back in, Have you got a datalog you can post?
Forum: TPI
04-04-2023, 07:46 PM
Replies: 6
Views: 668
Posted By MaxpowerTA

Re: Bad injectors

Interesting video, I will put my old injectors on the flow machine next week just for my own curiosity, but im sure the #2 is either completely plugged or at least mostly. I'm convinced now where...
Forum: TPI
04-04-2023, 02:14 AM
Replies: 6
Views: 668
Posted By MaxpowerTA

Bad injectors

So this is more of a case study than needing any advice, hopefully it may help somebody with a similar issue in the future. The car in question is a 1989 Iroc with a mostly stock L98. The only mods...
Forum: DIY PROM
02-28-2023, 06:19 PM
Replies: 25
Views: 598
Posted By MaxpowerTA

Re: SAUJP7 wont go closed loop

Because SAUJP is simply an enhanced feature rich version of vanilla AUJP why wouldn't I use it is a better question? I have used it on several TPI engines in the past and one Pontiac 455 and with...
Forum: DIY PROM
02-28-2023, 04:34 PM
Replies: 25
Views: 598
Posted By MaxpowerTA

Re: SAUJP7 wont go closed loop

Yes it is pretty odd looking to me too, that's why I posted it. Attached is the bin I'm using, but as I said its pretty much straight out of the SAUJP 7 zip with some minor config changes. Engine is...
Forum: DIY PROM
02-28-2023, 12:21 PM
Replies: 25
Views: 598
Posted By MaxpowerTA

Re: SAUJP7 wont go closed loop

You just need to unzip it, there is an .xdl file inside. This site doesnt allow me to upload .xdl files unless they are zipped.
Forum: DIY PROM
02-28-2023, 01:43 AM
Replies: 25
Views: 598
Posted By MaxpowerTA

Re: SAUJP7 wont go closed loop

Apologies, I wasn't meaning to imply it was an SAUJP7 specific issue I was just thrown by the fact that an older version bin would go closed loop and "out of the box" the new one would not. I have...
Forum: DIY PROM
02-18-2023, 02:01 PM
Replies: 25
Views: 598
Posted By MaxpowerTA

Re: SAUJP7 wont go closed loop

I had a chance to do a little more troubleshooting today, Found an error i made while repining for SD which was causing the low fuel pump error message, so fixed that and did another data log run...
Forum: DIY PROM
02-17-2023, 03:50 PM
Replies: 25
Views: 598
Posted By MaxpowerTA

Re: SAUJP7 wont go closed loop

ADX is right out of the SAUJP v7 file i got off of this site, and the first bin is the same took it straight out of the zip, just made a few basic (vats, fan temp etc changes).
Forum: DIY PROM
02-16-2023, 11:40 PM
Replies: 25
Views: 598
Posted By MaxpowerTA

SAUJP7 wont go closed loop

Hi, Got a bit of a problem here and looking for some insight. Car is a 1989 Iroc with an L98 Auto. I just did a MAF to SD conversion on it and I wanted to start with a clean version of the latest...
Forum: DIY PROM
02-14-2023, 01:24 PM
Replies: 41
Views: 2,815
Posted By MaxpowerTA

Re: S_AUJP Version 7 - Now Supports Turbo (August, 2021)

Yup, the issue was my tuning laptop is an old XP based machine and tunerpro at some point recently stopped supporting XP. I was able to download the last XP supported version and am now able to use...
Forum: DIY PROM
02-14-2023, 01:20 AM
Replies: 41
Views: 2,815
Posted By MaxpowerTA

Re: S_AUJP Version 7 - Now Supports Turbo (August, 2021)

Hello, I've been trying to setup a Bin for a new project using the latest SAUJP V7 R2 zip package downloaded from this thread. Whenever I try to load the XDF in tunerpro RT I get an error saying...
Forum: TPI
04-23-2021, 01:35 AM
Replies: 4
Views: 906
Posted By MaxpowerTA

Re: 1991 Camaro Z28 Fuel Pump not Priming

Applying 12 volts to pin G on your ALDL connector should turn on the pump
Forum: DIY PROM
01-08-2020, 12:57 AM
Replies: 61
Views: 3,166
Posted By MaxpowerTA

Re: Run MAF system with 7730 ECM?

This is simply not true, they were designed to do it and can do it reliably as evidenced by the fact that I have connected to them with a handheld scan tool and read the real time data from it...
Forum: DIY PROM
06-07-2018, 08:54 PM
Replies: 13
Views: 1,805
Posted By MaxpowerTA

Re: Possible to scale the VSS in tunerpro 7730 ECM?

Yes ( i did it on my own TKO conversion) you can do it for the vss input to the computer which allows you to tweak it so the speed that shows in your datalog will be correct and the speed related...
Forum: DIY PROM
11-11-2016, 12:43 AM
Replies: 23
Views: 4,304
Posted By MaxpowerTA

Re: Speed sensor for 2004R with with 7730 TPI

I've looked into doing this with my 2004r equipped GTO. The last 2 years of the Cadillac brougham that had a 2004r 90-92 I believe, Came with a VSS that went in place of the speedo cable bullet...
Forum: DIY PROM
09-29-2016, 11:40 PM
Replies: 15
Views: 4,513
Posted By MaxpowerTA

Re: Using Innovate LC-1/LC-2 to Simulate NBo2

I used an LC1 to simulate the narrowband on a 7730 running SAUJP4 for years and it worked great, I fed analog output 1 into the narrowband pin on the ECU the default for that output is 0.1v to 1.1v...
Forum: DIY PROM
06-26-2016, 12:52 AM
Replies: 3
Views: 876
Posted By MaxpowerTA

Re: Datalogging data - Am I good?

Everything else looks pretty normal
Forum: DIY PROM
06-22-2016, 09:24 PM
Replies: 3
Views: 876
Posted By MaxpowerTA

Re: Datalogging data - Am I good?

It will still run with an EST error the module will have some rudimentary control of timing. That is definitely a big problem though, You need to fix it before proceeding with any tuning.
Forum: TPI
05-29-2016, 07:17 PM
Replies: 66
Views: 5,056
Posted By MaxpowerTA

Re: 350 TPI New engine High blm's on throttle

But if the EGR valve is carbon-ed up and physically stuck pulling the vacuum lines isn't going to change anything is it?
Forum: TPI
05-28-2016, 10:43 PM
Replies: 66
Views: 5,056
Posted By MaxpowerTA

Re: 350 TPI New engine High blm's on throttle

I cant imagine why that would make any difference, the EGR valve is vacuum actuated isnt it?
Forum: TPI
05-28-2016, 10:56 AM
Replies: 66
Views: 5,056
Posted By MaxpowerTA

Re: 350 TPI New engine High blm's on throttle

Im not entirely familiar with its operation i usually shut it off in the bin. Could be there is an issue with it? I'm just theorizing here but if it is stuck closed and the engine thinks it should be...
Forum: TPI
05-27-2016, 10:28 AM
Replies: 66
Views: 5,056
Posted By MaxpowerTA

Re: 350 TPI New engine High blm's on throttle

It looks to me like your BLMS go out of whack every time the EGR comes on, then when it shuts off the BLM and integrator start settling back to normal.....
Forum: DIY PROM
04-30-2016, 11:05 AM
Replies: 90
Views: 30,819
Posted By MaxpowerTA

Re: ALDLdroid, Android app for your stock ECU, now on Play!

I see an update for this APP just came out and in the notes it says he's added support for NVRAM devices, Does anyone know if that includes the one available from Moates for the 7730/7727? or is it...
Forum: TPI
04-17-2016, 10:44 PM
Replies: 6
Views: 767
Posted By MaxpowerTA

Re: Tpi conversion

The 85 computer is crap and hard to datalog / tune which you are definitely gonna need to do with that setup or you will be wasting your time. Do you have the ability to tune and burn your own proms?...
Forum: DIY PROM
03-22-2016, 08:10 AM
Replies: 4
Views: 707
Posted By MaxpowerTA

Re: datalog vs reality

Ive seen this happen before, an overly rich mixture resulting in un-burned fuel can read as lean.
Forum: DIY PROM
03-05-2016, 03:05 AM
Replies: 9
Views: 1,743
Posted By MaxpowerTA

Re: changing injector constant, and other newbie questions

what kind of injectors are they?
Forum: DIY PROM
03-04-2016, 08:16 AM
Replies: 9
Views: 1,743
Posted By MaxpowerTA

Re: changing injector constant, and other newbie questions

You might also consider getting the NVSRAM module from moates. its reasonably priced and i find it makes tuning alot quicker because you dont have to pull the prom and re-burn it every time you make...
Forum: DIY PROM
03-03-2016, 05:42 PM
Replies: 9
Views: 1,743
Posted By MaxpowerTA

Re: changing injector constant, and other newbie questions

I should have said ignition SA latency not offset, there are few good reads on the subject on this board. And the injector offsets will depend on which injectors you have, if you know the brand and...
Forum: DIY PROM
03-02-2016, 08:42 PM
Replies: 9
Views: 1,743
Posted By MaxpowerTA

Re: changing injector constant, and other newbie questions

What is your application? When I set mine up i found the best course of action was to make all the chages to the constants to suit the engine initially and then once i had it running i started...
Forum: DIY PROM
02-16-2016, 08:04 PM
Replies: 126
Views: 9,611
Posted By MaxpowerTA

Re: LB9 T5 Turbo bin?

If this works, It seems like it would be an awesome addition to integrate into the latest SAUJP code........
Forum: DIY PROM
01-08-2016, 09:22 PM
Replies: 90
Views: 30,819
Posted By MaxpowerTA

Re: ALDLdroid, Android app for your stock ECU, now on Play!

Ive been using this with S_AUJP for awhile JP, It works great, I just wish he would add support for the NVSRAM......
Forum: DIY PROM
09-02-2015, 07:53 PM
Replies: 26
Views: 7,453
Posted By MaxpowerTA

Re: NVSRAM $8D revival - Tunerpro support?

Awhile back I suggested to the guy who wrote the ALDLdroid App that he should add support for this device, At the time he said he was working on implementing support for the 12P device and he would...
Forum: DIY PROM
09-02-2015, 12:29 AM
Replies: 26
Views: 7,453
Posted By MaxpowerTA

Re: NVSRAM $8D revival - Tunerpro support?

I would love to see support in tunerpro for this too, I have just started using the NVSRAM and 8D and I think its a great and very cost effective solution. I use the windows based GUI to update mine...
Forum: DFI and ECM
08-26-2015, 03:51 AM
Replies: 2
Views: 9,421
Posted By MaxpowerTA

Re: Easiest, cheapest tpi swap for 88 truck

"In researching this I see that a 305 computer from a speed density car cannot be used with 350 engine unless the memcal is replaced?" I'm not sure where you got that idea, the 305 sd and 350 both...
Forum: Tech / General Engine
08-24-2015, 04:39 AM
Replies: 3
Views: 623
Posted By MaxpowerTA

Re: Sd to maf

All The information on re-pinning the computer is on this site (I think in the TPI section) Most people go the other way and toss the maf for SD though so the writeups are written with that in mind....
Forum: TPI
07-10-2015, 06:40 PM
Replies: 10
Views: 1,849
Posted By MaxpowerTA

Re: Maf part numbers different? Whats the difference?

This x 1000! The Factory manual is worth its weight in gold when it comes to these cars. Trying to maintain just about any car from after around 1984 without one is like fumbling around in the dark....
Forum: Tech / General Engine
07-06-2015, 02:52 AM
Replies: 13
Views: 10,589
Posted By MaxpowerTA

Re: My Edelbrock headers keep burning my spark plug wires

Do you have the Edelbrock emissions headers with the air tubes? If so I know how hard it is to route the plug wires so they don't touch. A friend has those on his 89 GTA and he put those Flexible...
Forum: TPI
07-02-2015, 05:45 PM
Replies: 12
Views: 3,499
Posted By MaxpowerTA

Re: 87 TPI wiring harness and ECU

Any TPI harness can be adapted to work regardless of year, and for that matter If it was me i would just modify your existing TBI harness to do it. It can be done fairly easily if you have the...
Forum: DIY PROM
06-28-2015, 03:38 PM
Replies: 1
Views: 866
Posted By MaxpowerTA

Re: Anyone have issues installing Tunercat?

I stopped using Tunercat years ago, Tunerpro is in my view far more powerful and is still being updated...
Forum: TPI
06-20-2015, 08:18 PM
Replies: 21
Views: 2,711
Posted By MaxpowerTA

Re: 89 gta l98 intermittent surging idle, help!

swap it to the 1227730 SD computer its an easy swap and those computers are still easily available at pick and pull. Every modified MAF based tpi car ive worked on suffered rolling idle and other...
Forum: DIY PROM
04-17-2015, 04:24 AM
Replies: 7
Views: 1,752
Posted By MaxpowerTA

Re: AE Delta TPS Scale Factor - Miniram guys

I played around with this parameter today and did not have good results. I set
AE Delta TPS Scale Factor to 1 and then engine stalled with light application of throttle. so i changed it to 0.325...
Forum: TPI
04-11-2015, 09:00 PM
Replies: 8
Views: 628
Posted By MaxpowerTA

Re: Poor running 92' 305

I'm not sure where the block to firewall ground is, But i'm pretty sure all the computer grounds and maybe instruments as well were on the back of the passenger side head.
Forum: TPI
04-09-2015, 09:07 PM
Replies: 8
Views: 628
Posted By MaxpowerTA

Re: Poor running 92' 305

You really need to have some sort of real time data scan tool to maintain these cars, A cheap aldl cable, tuner-pro software (donation based so free if you don't wanna pay) and the computer will tell...
Forum: DIY PROM
03-26-2015, 06:58 PM
Replies: 0
Views: 971
Posted By MaxpowerTA

SAUJP v5 wide band

Hey Guys, just trying to set up for some wide band datalogging using SAUJP V5 and i noticed that when using the V5 xdf file that's included with the package i can no longer select the wideband input...
Showing results 1 to 50 of 159
 
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