Supercharged/Turbocharged The increase in air/fuel pressure above atmospheric pressure in the intake system caused by the action of a supercharger or turbocharger attached to an engine.

Wanna convert to MAP sensor?

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Old Apr 15, 2007 | 02:08 PM
  #1  
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Wanna convert to MAP sensor?

I installed a MAF Translator Pro today on a customers Supra.. This thing is pretty damn nice. Basically.. it hooks up like a AFC, and converts to speed/density (we're running a 3 bar MAP sensor).. allowing you to completely get rid of your airflow meter. Installation and setup/tuning took me approximately 2 hours. The unit also has a timing retard function, with 10 different RPM windows to adjust.. You can also adjust for larger injectors.. There is a TPS tip-in enrichment with control over onset and decay. This will drastically improve driveability fine tuning. The other cool thing, is that it has a built in boost controller as well. All you have to do is buy the solenoid and harness. It will also auto-tune with the use of a Wideband.. Idle/low throttle, partial throttle AND wide open throttle. Overall, it has the same function as a Emanage Ultimate, but is 10 times easier to set up and use. It comes with it's own keypad, so you don't have to hook up a laptop.. The kicker is the price.. 395.00 for the complete setup! I was very impressed at how easy this thing was to set up and use.. I will never use another AFC or Emanage.. ever again. No more busted MAFS.. no more pain in the *** Emanage software to play with.. No more need to have ECU tuning performed (unless you want a higher rev limiter). IMO, this is the best bang for the buck.




www.maftpro.com

Check it out..

Travis
Old Apr 15, 2007 | 02:24 PM
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great info. Going to read up on it more on it.
Old Apr 15, 2007 | 02:29 PM
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Wow, sounds like everything I want in a single device!. I just installed Emanage blue and it think it sucks lol. thanx for the info.
Old Apr 15, 2007 | 02:59 PM
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hmm, looks very promising
Old Apr 15, 2007 | 05:35 PM
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I wouldn't say best bang for the buck. I still would use the eu but it depends how hardcore you wanna go.

Old Apr 15, 2007 | 06:11 PM
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I've worked with both... this is MUCH easier to install/tune.. and has all of the features that the EU has.. except for the capability to extend the rev limiter, and mess with individual injector tuning..
Old Apr 15, 2007 | 06:29 PM
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Wow

Great info 4 my FI project
so far
Gm 3 bar map
Wb o2 which innovative model works with it ?
Do you know the specifics for the boost controls solenoid & harness?
I was going with the EU but if this is less of a headache to install & tune...
well
Old Apr 15, 2007 | 08:54 PM
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Any 0-5 volt wideband with an output will work with the MAFT-Pro.. I personally use AEM. Give them a call about the boost control solenoid.. I'm sure it's just a standard industry certified valve that can be pulsewidth modulated.. Greddy and Apexi use the solenoid that I'm talking about. But, they will be able to get you one for sure. It's definitely easier to work with versus Greddy.. at least from my experience so far.
Old Apr 16, 2007 | 11:49 PM
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Maft pro info

Been ^ on it and I have also come to the conclusion that maftpro is a good product...... 4 A GN/EVO/& MKIII
IMO this system would be great for my desired set up
Which is :
3.5/Mild cams/Arp rod bolts/3"exhaust/Fi/FMic.Knock monitor/400hp+(with as much traction as i can afford)lol ...
Only If there were a base map for the vq3.o/3.5. (to get the car running)
But with further research and your insight iam sure this will work out.
Old Apr 17, 2007 | 04:59 AM
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as more use this product and it gains its popularity, I'm sure some base maps will appear, for now you have the chance of being among the first to start putting out base maps you created.
Old Apr 17, 2007 | 07:12 AM
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Originally Posted by Kevlo911
I wouldn't say best bang for the buck. I still would use the eu but it depends how hardcore you wanna go.



The statement that it "has the same functions as the EU" is not accurate. Does it have some of the same functions? Yes. But not all.

IMO at a quick glance it looks like a mid range unit between an S/V-AFC and an EU. You will still get more with the EU, however for those who don't have the know how or don't want the install hassle of the EU this could very well be a good solution.
Old Apr 21, 2007 | 10:09 AM
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Originally Posted by DandyMax


The statement that it "has the same functions as the EU" is not accurate. Does it have some of the same functions? Yes. But not all.

IMO at a quick glance it looks like a mid range unit between an AFC/EB and an EU. You will still get more with the EU, however for those who don't have the know how or don't want the install hassle of the EU this could very well be a good solution.

The biggest difference, that I see.. is the fact that the EU does individual injector control, and rev limiter adjustment. The MAFt has a built in boost controller.. which I think sorta offsets those 2 benefits. The MAFt is way cheaper, (once you buy all of the supporting parts to use all of the EU's functions), and gives you most of the things that the EU does. Also, from my experience, it's much easier to work with, software-wise.

Travis
Old Apr 21, 2007 | 07:23 PM
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Originally Posted by TurboS13Hatch
The biggest difference, that I see.. is the fact that the EU does individual injector control, and rev limiter adjustment. The MAFt has a built in boost controller.. which I think sorta offsets those 2 benefits. The MAFt is way cheaper, (once you buy all of the supporting parts to use all of the EU's functions), and gives you most of the things that the EU does. Also, from my experience, it's much easier to work with, software-wise.

Travis
Please don't take this the wrong way, and I know you have a lot of experience in different areas, but have you actually installed/used an EU? There are a lot of differences, and here's some that I can see, just looking at the MAFt web page and user manual (items in bold are significant !):

- MAFt has only 14 rpm points resolution and it doesn't appear you can change what the rpm #'s are. The EU has 16 and you can custom set any rpm point.
- MAFt senses load by using 3 set points (lo, med, high) which is in effect creating a 14x3 map. With the EU you can set 16 load points of your choice, creating a 16x16 map. And you can stack maps, giving you 32x32 if so desired.

- MAFt can only add +/- 60% duty cycle. EU can work in actual pulse widths and +/- 20 ms, which is in effect > +/- 100% for most applications
- MAFt doesn't seem to have any timing functionality on a VQ, does not read crank signals etc, EU does
- EU has a 2-step launch limiter and power shift limiter, MAFt does not

- EU can do individual cylinder fuel and timing control, MAFt can't
- EU can extend rev limit, MAFt can't
- EU can read and monitor the knock sensor, MAFt can't

- EU can adjust timing and fuel based on both intake air and coolant temps, MAFt is fuel only, based on air temp only not coolant
- EU can switch external devices like VI's, relays, etc, MAFt cannot. This opens up a plethora of control options, whatever you can dream up. Variable intakes, fan relays, manually shifting auto trannies, water/meth injection etc etc
- EU can do speed governor cut, MAFt can't
- EU can adjust fueling based on vehicle speed (ie for different gears), MAFt doesn't
- EU can switch between 2-4 tunes/maps at once just by flicking dip switches, looks like the MAFt allows only 1 at a time
- EU can adjust adjust idle air valves, do anti-stall for turbo blowback, eliminate boost cuts, force the ECU into open loop... from what I can see the MAFt won't do any of those.

As for the extra parts and all that, the MAFt still requires an external boost solenoid and harness to be added, plus an extra WB and pressure sensor. How is that much different than the EU? Yes the EU main harness is an extra, but with that it can control everything, so one only needs to add the actual devices like the WB, pressure sensor etc. (BTW the EU can also control a boost solenoid with a 16x16 resolution map). And the software for the EU is pretty easy if you ask me. Not to mention an excellent datalogger.


Look I'm not knocking the MAFt, for what it's intended for it seems like a decent unit that will give you fuel control similar to a V/S-AFC plus the ability to substitute the MAF/run speed-density and add boost control. Bottom line - it's a step above the AFC in several ways, but it's not in the same league as the EU, which is why I said it's a mid range solution, but geared to the boosted folks.
Old Apr 21, 2007 | 07:37 PM
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From the website, there's that new Gen II unit. Can that Gen II unit be used with our cars? didn't look much into it, but it's only 269.00 dorrars. Looks like this unit is more correpondent to FI tuners in my view.

Also, EU has the 2-step launch feature, this is a dream feature for some personnel.

-Peter-
Old Apr 21, 2007 | 10:20 PM
  #15  
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Yea its definatly a step up from the S/V-AFCs, , its not an EU replacement though. But its also priced right in bet'n the two. So really it depends on what the driver's needs are. Some might not find the price of an EU affordable/ justifiable for what they want.

Its simply another option for tuning. Travis thank you very much for bringing this to our attention. Being able to get rid of the MAF sensor is a quest thats been going on here for a while, lol
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