Any discussions/questions regarding Engine management systems and Computer tuning belong here.
Sticky Threads
I was talking to Witt on the phone and he was talking about very late PE Delay like what the j-bodies ECOTEC experience and he brought up O2 Sensor...
Ok, I've been searching around for the PCM Diagrams for all the ECOTECs and a person who shall remain nameless has gotten the information for all of...
Notes: "PCM" Powertrain controller, which can operate an engine and transmission. Computer starts with a "P" "ECM" Engine controller only....
Ok, just so we can compile a list of cars that HP Tuners is for, can someone offer up every car that HP Tuners is available for that has an ECOTEC? ...
Some of my friends know the situation but I thought I would explain to everyone is really planning on getting the reflash without the turbo kit. I...
Normal Threads
hey guys..... im lookin for any kind of chip or back road to overriding the speed governor on my '03 cavy....thanks
I've been helping a friend of mine work on his ms-II'd ecotec racetruck, and it has been run very sucessfully with the 92 2.2 coilpack setup....
I've noticed lately that there's a lot of confusion as to how the ecotec ecu operates. I've read some intelligent posts changing my mind or...
I would like someone who has been working with HPT to look at this config file before I upload it to the ECM. this is based on Shifted's write up...
Here's the deal. I want to run a stock map sensor connected to the fpr line as a vacuum source but still be able to use the TMAP sensor's iat part....
The GM Supercharger kit comes with a 2.5 bar tmap sensor, is there a 2 bar tmap sensor out there somewhere. I've been looking all over the place for...
This is my thread about my fake 2.5 bar tune. I'll post my zillions of questions as I go along. I'll be using my AEM wideband and my HPT Pro. ...
Yay!
I am finally going to turbocharge the wagon. I'm looking for a canned tune. anyone interested? I'm in Charlotte NC
I bought a used PCM for my 02 eco cavy. I was told it was a direct replacement so i could use Hp tuners to do vin change and reflash. After hooking...
Since i cant delete my prior thread i guess ill get to the root of the matter. Im attempting to reduce tip-in-knock. it seems when i make the...
1)what do i do with the histograms (#3) for setting this all up? heres a link http://www.j-body.org/forums/read.php?f=64&i=6694&t=6694 2) is...
well i finally got around to putting in my WB O sensor...almost. I have Skwirls old Tsudo header, which has a second bung welded in it. I got in...
I was out logging data with HPT last night and when i went to review the log, I noticed that my IAT was really hot. it was cool night here (well it...
I know this is a dumb question but I forgot the answer. In the timing tables in HPT... which way do you go to retard timing? Do you increase the...
what would be the most usfull histograms to log for an N/A L61 Ecotec? i have been reading how to do it. but sadly haven't had the time to actully go...
Doing some Megasquirt research I can't figure out the best way to control spark with it. After doing some reading, the Ecotec shares the same...
Ok, before you guys jump on me, i'm new to tunning and am starting to order some minor engine mods, and plan for some bigger ones in the future. ...
So about a week and a half ago my car started to idle lean. First it was in the 15's then the 16's and so on now its leaner than 18. WOT is...
What size reluctor is used in the 2.2 L61 and is the sensor a hall effect or a VR? 2002 if that helps Thanks
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