Anyone running VVT on Haltek?

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Old 11-13-2020, 11:31 AM
  #21  
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Originally Posted by Mr Plow
I've not had an issue with my adapter harness other than adding additional items which I've done pretty quickly as an additional sub loom. The adapter harness could be a very fast way to get a Motec, Emtron, Link G4 Fury etc installed into a miata if you didn't want to take on building a loom to start off (which I did not).

I have nothing against any ecu and I'm not on the sell based on my own purchases. I've not used anything else so cannot comment objectively.
I don't want to cut into my harness, so I am looking into repinning the tyco plugs on the back end. car currently runs just on the pnp setup, but want to add stuff down the line.
https://www.mouser.com/ProductDetail/571-1318917-1 is the male tyco plug - repin from the ones going into the box into one of these, then mate to the female plug https://www.mouser.com/ProductDetail/571-1376103-1 and run subharness from there. I am yet to try this, but if it works I will likely do that versus hacking into that nice harness.
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Old 11-13-2020, 11:57 AM
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Why is it you think MS3 is a better choice than Haltech, especially the MSPNP-pro? I can think of two reasons myself. One is canbus and everything that brings (GPS, accelerometers, ADCs) the other is MS3 is infinity more customizable on trigger inputs. That comes at a cost. Miata 36-2 NEVER checks for sync again after it finds it once, and that's not even a fully custom trigger arrangement. I can ride the clutch down to ~500 RPM and get my MS3 out of sync pretty religiously. The latter really won't matter to 95% of people, and 95% of people won't get any benefit out of CAN without buying more hardware anyway. They might run 36-2, but they aren't messing with the cam trigger wheel. I also think running the toyota triggers for 36-2 on Haltech might be incorrect, but only because the cam is wrong. It's a three toothed long, medium, short pattern, doesn't really match the stock NB cam triggers at all. Either way, Haltech has a lot more going on with checking for sync.

If it were a MS3x and a DIY harness, maybe, because it's then ~1/3 the price of a haltech. Otherwise, with the MS3-PRO it's about the same cost as a Haltech and it does about a quarter as much half as well. MS3 has nice canbus inputs, can't do anything with them but log. Haltech can remap anything to anything, that makes the IO it lacks hurt, but it's not any different in action than MS3.

I think I can get a elite 1500 and then lie to it and tell it I'm running a BRZ, NC or 370z. That will get me some canbus inputs, saves CEL/alt charge light, brake, neutral and clutch switches, AC control, wheel speed input, few other little I/O. That leaves me without quite a lot of other little things I had running but that I only really need/want to log. So, I've got a 32MB flash chip built into my little oil pressure gauge thing so I will just make it log everything over canbus that Haltech is still missing inputs on. Patiently wait for them to finally add real canbus support, though I honestly believe that will be futile. Can't charge $400 for 12 extra IO if you open the canbus...

Otherwise I think I might get a MAXXECU. The VVT is not as strong as Haltech, no adjustable PIDs or hold duties but it does have a feed forward table, but holy **** the MAXXECU makes even the Haltech look primitive. That DCT BMW transmission is what I'm aiming for after I start fragging 6 speeds and it can apparently control it for like $800? It's canbus control makes even MS3's look like garbage. Trigger support is lacking still, but you can run a custom toothed wheel on the crank and then select the stock NB cam trigger, or any other combo it has. Knock a quick start bosch wheel on and run VW cam wheel...

Adaptronic has adjustable PIDs for VVT, but that's about it. Nothing really stands out there from other options.

I don't think I could tolerate Motec, haven't looked at Link or Emtron yet. I can't install ProEFI software, seems it only runs on windows 10 so that's a no go. ECUmasters sucks.

Whatever I end up doing I'll be making my own adapter. I bought 5 of the NB2 ECU connectors for some reason. Guess I was worried about them going out of stock. Crimping terminals isn't a big deal for me. I prefer to do it my own way rather than use a universal kit anyway.
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Old 11-13-2020, 12:14 PM
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Bang for buck - MAXXECU looks really good. If I was going all out then I would look closely at Emtron. It seems to have enough power to break a 6 speed box by just looking at it.
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Old 11-13-2020, 12:19 PM
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The haltek sucks. This will be my **** post of the year for this **** thread.
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Old 11-13-2020, 12:48 PM
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zero issues controlling vvt with ms3 here.
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Old 11-13-2020, 12:49 PM
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You know it's pretty trivial to correct this issue (disabling the VVT below 1500rpm) since you have the source for 1.4.0, right?
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Old 11-13-2020, 01:54 PM
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Are you sure about that 18PSI? Seem to recall you posting plenty of issues back in the day. Nothing has changed as far as VVT is controlled, only been half a decade.

If you run the duty down like Rev does then I say you don't control it a quarter as well as it could possibly be done. Does not mean it doesn't work, just that it's not as good as it could be while costing as much as a haltech. If you wanted you could set up haltech exactly like MS3 VVT but the inverse is impossible.

I could modify 1.4, but then I lose a bunch of stuff that 1.5 has I currently use. And if it's so trivial, why the **** can't it be added to the current firmware? If I am going through the trouble of making a custom firmware I'll mess with an actual DIY speeduino or rusefi as a **** you to the "DIY" MS3. MS3 is just hardware at that point, and garbage hodgepodge hardware at that. Besides, that still leaves PID running or leaves it on an incorrect duty on restart. Either that or I have to come up with a feed forward table to restart PID off of. Still limited to 8x8 table, with 3 extra 8x8 tables that never get used. 16x16 would be nice...

And, you can't even compile 1.4 for the "pro" ECUs. Not that it matters to me, but just more lazy half-assed bullshit from the megasquirt crew. Maybe one day they will release 1.5, probably right around the time Haltech adds open CAN IO.

Does anyone have 1.5 source?

https://github.com/onesk/ms3-source/...3_misc.c#L4553

Want to change that line for me?

Last edited by deezums; 11-13-2020 at 03:58 PM.
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Old 11-13-2020, 02:10 PM
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Everyone there is an easy solution to all this. Its very simple you just kswap and run hondata then dont worry about it.
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Old 11-13-2020, 02:22 PM
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I'm a special kind of retard. I'd find a reason to be pissed off about something simple

Like, for example, Rev's custom badassness done on MS2. Banned from MS3. Why? Cause **** you, that's why.
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Old 11-13-2020, 03:05 PM
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Seriously though ms3 does a fine job of running vvt. Multiple customer cars running it and a personal test car.

If you can’t handle nuances of an ecu a you’ll never be happy and need to stick a stock ecu in. Or sack up for some higher end ecu
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Old 11-13-2020, 03:09 PM
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You sound like a real mouth breather. What the **** do you think this thread is for, numb-nuts?

Big kids are talking now, please refrain from the discussion as you've nothing relevant to add...
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Old 11-14-2020, 02:26 AM
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Dude, do yourself a favor and get some other ECU to bitch about. Either way you're not going to be happy with anything else by the looks of it.
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Old 11-14-2020, 12:15 PM
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Originally Posted by deezums
You sound like a real mouth breather. What the **** do you think this thread is for, numb-nuts?

Big kids are talking now, please refrain from the discussion as you've nothing relevant to add...
Calm your ****, baby gurlllll. I dunno where this assery is coming from, but you should probably try the haltech before crapping on ms, lest you find out that the grass isn't greener on the other side, it's just fertilized more, with crap.

I had issues with one car. mine, surprisingly. I don't target vvt below 50% throttle since, because you don't need it there at all anyway, and voila: no issues.
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Old 11-14-2020, 12:46 PM
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My point exactly, just don't use VVT and it works perfectly!

Don't know why you all have to defend Megasquirt like I insulted your wives or something. I've been using megasquirt for half a ******* decade, I believe I have plenty of reason to **** all over it. None of these ECUs are perfect. As an example, I emailed MAXXECU and asked a simple question. Below programmed VVT RPM, does the duty to the valve zero or does it go to the programmed minimum duty cycle.

The response...
"In short it wont start to move the VVT solenoids below the engine RPM during engine startup, and neither wont produce any error codes related to VVTi."

So I guess you can expect some amazing support from MAXX. At least they replied, more than can be said of megasquirt.

Yet like all things everyone falls into their own camp and defends it as if their life depended on it. It's totally free of stupid simple bugs that have existed for years. We've only fragmented firmwares everyone is running here because some are "****," or are you finally on 1.5??

So, 18, you briefly touched on something actually relevant to this thread which is a suprise. Does Haltech ignore the values you input into it or something? Why is the grass covered in ****? I've only got vague bullshit from anyone so far, other than the complaints I've posted against it.

So, please share if you would be so kind. Based on your post history though, I assume you hate it because it's confusing unnecessary things you have to set up. You're perfectly content leaving VVT off below half load. I am not. End of story.
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Old 11-14-2020, 02:32 PM
  #35  
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Just hardwire a GPIO to the base/gate of the VVT transistor and be done with it already. JFC.
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Old 11-14-2020, 04:09 PM
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I'm surprised the Adaptronics M1200 didn't get a closer look. The VVT PIDs can be adjusted vs oil pressure, which would seem to solve the root cause of this thread. Are there other functions it does not do, or not do well? I have a Hydra and have been looking at other options, it seemed like a promising one, so I am interested in your take on it. Its also PNP and $855
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Old 11-14-2020, 04:33 PM
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Originally Posted by deezums
My point exactly, just don't use VVT and it works perfectly!

Don't know why you all have to defend Megasquirt like I insulted your wives or something. I've been using megasquirt for half a ******* decade, I believe I have plenty of reason to **** all over it. None of these ECUs are perfect. As an example, I emailed MAXXECU and asked a simple question. Below programmed VVT RPM, does the duty to the valve zero or does it go to the programmed minimum duty cycle.

The response...
"In short it wont start to move the VVT solenoids below the engine RPM during engine startup, and neither wont produce any error codes related to VVTi."

So I guess you can expect some amazing support from MAXX. At least they replied, more than can be said of megasquirt.

Yet like all things everyone falls into their own camp and defends it as if their life depended on it. It's totally free of stupid simple bugs that have existed for years. We've only fragmented firmwares everyone is running here because some are "****," or are you finally on 1.5??

So, 18, you briefly touched on something actually relevant to this thread which is a suprise. Does Haltech ignore the values you input into it or something? Why is the grass covered in ****? I've only got vague bullshit from anyone so far, other than the complaints I've posted against it.

So, please share if you would be so kind. Based on your post history though, I assume you hate it because it's confusing unnecessary things you have to set up. You're perfectly content leaving VVT off below half load. I am not. End of story.
Incorrect. If haltech is better, and equal price or cheaper, we won't even think twice and drink their coolaid going forward. It's not, and it doesn't.
I will answer your question, but first can you enlighten us as to what on earth you actually think you'll achieve with sub 50% load with vvt? Have you ever logged the OEM ecu with respect to vvt control?
I have zero time to dig into all the other trashtalk, so you have one poop's worth of attention from me (I check MT on the toilet)
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Old 11-14-2020, 05:36 PM
  #38  
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I found Haltech support to be pretty damn good. I assume you called them?

Originally Posted by deezums
My point exactly, just don't use VVT and it works perfectly!

Don't know why you all have to defend Megasquirt like I insulted your wives or something. I've been using megasquirt for half a ******* decade, I believe I have plenty of reason to **** all over it. None of these ECUs are perfect. As an example, I emailed MAXXECU and asked a simple question. Below programmed VVT RPM, does the duty to the valve zero or does it go to the programmed minimum duty cycle.

The response...
"In short it wont start to move the VVT solenoids below the engine RPM during engine startup, and neither wont produce any error codes related to VVTi."

So I guess you can expect some amazing support from MAXX. At least they replied, more than can be said of megasquirt.

Yet like all things everyone falls into their own camp and defends it as if their life depended on it. It's totally free of stupid simple bugs that have existed for years. We've only fragmented firmwares everyone is running here because some are "****," or are you finally on 1.5??

So, 18, you briefly touched on something actually relevant to this thread which is a suprise. Does Haltech ignore the values you input into it or something? Why is the grass covered in ****? I've only got vague bullshit from anyone so far, other than the complaints I've posted against it.

So, please share if you would be so kind. Based on your post history though, I assume you hate it because it's confusing unnecessary things you have to set up. You're perfectly content leaving VVT off below half load. I am not. End of story.
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Old 11-14-2020, 06:13 PM
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Originally Posted by 18psi
Incorrect. If haltech is better, and equal price or cheaper, we won't even think twice and drink their coolaid going forward. It's not, and it doesn't.
I will answer your question, but first can you enlighten us as to what on earth you actually think you'll achieve with sub 50% load with vvt? Have you ever logged the OEM ecu with respect to vvt control?
I have zero time to dig into all the other trashtalk, so you have one poop's worth of attention from me (I check MT on the toilet)
I will answer with a followup question. If VVT works above 50% load, why would it not work below 50% load? What's the magical difference that causes air to suddenly quit moving? Because I guarantee it does. More airflow is more power is more better. Don't know about you, but 99% of the time I am driving I am at less than 50% power. Common ******* sense. Ted and Rev here both disagree with you on that one, and I know it for a fact. Sure would have hoped that old incorrect info died out, but here it persists.

For you it doesn't have any advantage because megasquirt does not allow it and you've left it at that. I have gone through the trouble of making it work below "50% load" (3K RPM) as well as the work to make it work well over 3K RPM. I can clearly see how much better my car does around town actually using the VVT. The difference is PID gains. MS3 does not have this adjustment, Haltech does.

So if it works like it says it does and I have no reason to believe it doesn't, Haltech is better at VVT. If for some reason you do not need multiple VVT PIDs, Haltech does that. I honestly can't believe I have to explain this yet again. So Vlad, does Haltech not do the things you enter into the boxes? What you got for me? I am really quite excited to hear and hope you had taco bell today.

The icing on the cake is the complete and total ******* bullshit megasquirt pulls around idle. Yes, Ted, I am well aware of that "fix" seeing as how I came up with it. If megasquirt does not go into VVT_NORUN in the code it's going to suck funking laggy *** leaving idle, although less than this lying about cam angles you all are doing. It's like three lines of code to change. One to add a value to a table, one to add it to that check, one to modify the .ini so it can be modded in tunerstudio. 5 minutes it would take someone with access to the source. Impossible, never going to happen.

Dan, I am not sure why I didn't like adaptronic. I think it's because it's missing 4d tables. My injectors are kind of sloppy, FF 960's, and I'd like to adjust deadtime off a third and maybe even 4th parameter. Haltech and Maxxecu will let me do that but adaptronic won't. Megasquirt, not a chance in hell.

Socals, Haltech support has so far been beyond amazing and will likely be my next ECU. I've only been emailing them so far and they respond lightning quick. I would have already bought one if it had open Canbus I/O. Now that I know I can pipe some things in over canbus (wheel speed sensors AC request/output, fans, few other little things) I can make it work for me till they add it.

Haltech also has user timers, as does Maxxecu. Something more than just I have been asking of mega squirt for a while now. Same on power cut after flatshift. Fuel cut traction control. Again, not **** I have ever personally asked for. Things other people (and I) want that are never going to happen.

And the whole time they don't I'll be yelling about how much ******* bullshit it is an aftermarket programmable ECU doesn't have open canbus I/O. Especially if the excuse is "it's too hard for you to understand," because that pretty quickly gets me pissed off.
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Old 11-14-2020, 07:09 PM
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I have been using HW GPIO to disable functions like this since before your half-decade ago started.

I will just leave you with this, max overshoot (off idle) marked, 3 degrees. Max negative going overshoot marked, 3.4 degrees.

And no, I don't use DIY PIDs coeffs or target tables or anything that comes out of any base map, because I don't use base maps.

The MS3 implementation of VVT is terrible, not going to argue with that.


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