greddy e-manage

Information on the naturally-aspirated KA24E and KA24DE engines.
achilles0t
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does anyone have experience with a greddy e-manage on a ka-t


maxpsi
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i was under the impression they wouldnt work properly for the KA. But have had no exp with it.

QUICKFLOW240
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a friend of mine who owns a speed shop has been selling this piggyback steup called perfect power.

It give you full stand alone capabilities as well as monitoring.

It was put on a stock Porche carrera and on a dyno it showed a 90hp and 130ft/lb of torque

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95_240sx
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Greddy e-manage is universal.

Rick

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C-Kwik
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I installed mine a couple weeks ago. Put the 370cc injectors over the weekend. Had a little trouble getting it to idle correctly, but is fine now. Amazingly, at 6.5 psi, the stock fuel map seems to be working fine with the only compensation made being for the larger injectors. It may in fact be running very rich, but better than lean. I'll be getting a 9.5 psi spring for my wastegate then eventually plan to get it on a dyno with a wideband O2 to get it dialed in. It's already showing improvements in gas mileage so far over the 8:1 FMU. And I really think it's running rich, so I may be able to squeeze a few more. The injectors are at 78% duty cycle and the 370's are supposed to be able to supply enough fuel for 260 HP at the wheels(approx 9-11 psi) so I would think they'd be at the duty cycle they are now when I hit some 9+ psi. Plus I smell a lot of pingent fumes and a bicyclist already tried to give me a smog lecture at a stop light. He got a nice whiff of some fumes as I took off from the light. =P I think he might have been trying to yell at me, but I was pulling away so fast, I could no longer hear him. hehe.

achilles0t
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can it store memory in a laptop like throttle position, knock count etc.

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C-Kwik
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It has datalogging features, but is limited to the sensors it reads. The knock sensor is not one of them. Neither is the O2 sensor. There is some talk on the E-Manage yahoogroups about using some of the extra inputs to datalog. I haven't paid attention much to those so, I don't have a lot of detail or know if it's actually possible or not.

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Kinesthesia
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C-kwik,Did you need the injector harness to replace the primary injectors ?

In one place I read you only needed the harness for extra injectors... and then in another place I read you needed to "control the main injectors"...

Please clear this up for me, thanks.

QUICKFLOW240
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there are no limits on the Perfect Power it monitors knock and 02 wit hno prob.

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C-Kwik
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Kinesthesia wrote:C-kwik,Did you need the injector harness to replace the primary injectors ?

In one place I read you only needed the harness for extra injectors... and then in another place I read you needed to "control the main injectors"...

Please clear this up for me, thanks.


I'm not 100% sure. You may not since it only adjusts the airflow signal to compensate. You won't be able to datalog the injector signal and you won't be able to adjust the airflow and additional injection maps since the Throttle Position wire is included in the injector harness.

Just as an FYI, though, if you can find the female pins that Greddy uses in the connectors, than it wouldn't be hard to make your own injector harness. When you buy the injector harness, it does not come with a connector. You have to actually plug in the terminals into the main harness connector. It would be a whole lot cheaper to go this route if you can find the terminals.

achilles0t
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what are the main programmable ecu/standalones/piggybacks out for the 240sx. what are their web sites. what is involved with the perfect power who makes it, how much, andwhats there web site. also what do you think about the haltech or motech

QUICKFLOW240
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Well I may be able to get you a Perfect Power for 450 installed. But being that you're from Chicago it would probably be cheeper to just ship it to you. As for a website I'm not sure if there is one but if you have any questions about it you can call Terminal Velocity Racing @(985)-853-2862 ask for joey and tell him bubby sent you or email joey @ [email protected]

Most of the management systems on the market are universal

As for Haltec and Motec I don't think they offer a piggyback setupThis Perfect Power offers all the tuning and monitoring as a full stand alone but only costs 1/3 of the price.

Grandpa
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You do not need the additional injector harness to change injector sizing; you only need it if you want to run additional injectors (up to 2), or if you want to monitor injector duty cycle.My main harness came with a throttle position wire.I have it installed on my KA, but as of yet, I have not tuned with it. The real time mode is pretty neat. It also has map tracing. My one complaint with it is this: with the map tracing feature, you trace the adjustment maps, not the actual values. So say you are running a map trace on timing. You don't see 18 degrees or 22 degrees; you see 0, +10%, -10%, etc. I think it's incredibly robust for the price.

-john

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Kinesthesia
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There seem to be three harness' (injector, ignition and pressure sensor) available but I only see one connection jack. Does this mean you can only pick one of the three ?

You can't have a pressure sensor and an injector harness at the same time ?

I'm just guessing... based on the pictures and lack of information to the contrary.

Thanks.

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C-Kwik
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Grandpa wrote:You do not need the additional injector harness to change injector sizing; you only need it if you want to run additional injectors (up to 2), or if you want to monitor injector duty cycle.My main harness came with a throttle position wire.I have it installed on my KA, but as of yet, I have not tuned with it. The real time mode is pretty neat. It also has map tracing. My one complaint with it is this: with the map tracing feature, you trace the adjustment maps, not the actual values. So say you are running a map trace on timing. You don't see 18 degrees or 22 degrees; you see 0, +10%, -10%, etc. I think it's incredibly robust for the price.

-john


Since it's a piggy back and does not actually have an input for the timing, it only tells you the adjustment value. But I do believe it is in degrees (+/- 20 degrees) and not a percentage.

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C-Kwik
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Kinesthesia wrote:There seem to be three harness' (injector, ignition and pressure sensor) available but I only see one connection jack. Does this mean you can only pick one of the three ?

You can't have a pressure sensor and an injector harness at the same time ?

I'm just guessing... based on the pictures and lack of information to the contrary.

Thanks.


The pressure harness plugs into the small yellow connection:

http://www.mohdparts.com/emana...7.JPG

Grandpa
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C-Kwik wrote:Since it's a piggy back and does not actually have an input for the timing, it only tells you the adjustment value. But I do believe it is in degrees (+/- 20 degrees) and not a percentage.


You're right; I was wrong. Sorry for the misinformation.

And to answer the question above, the timing harness uses a different plug, and the additional injector harness wires into the main plug.

-john

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Kinesthesia
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I understand that the E-Manage allows for replacement of the MAF... will certain replacements... can an E-Manage owner give me a list of possible MAF's ? Cobra ? Z32 ? is it a long list ?

Thanks.

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C-Kwik
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I believe your MAF choices are limited to the ones the E-Manage is programmed for. And from what I hear, you can only use the same type of sensor that your car is already using. I don't believe the Cobra MAF is listed. But if the voltage readouts are similar enough to another MAF, you may be able to use that setting and use some of the tuning features to get it to work. But it probably on't be a simple plug and play operation. I'd say stick to a MAF that is listed.

Check out http://www.mohdparts.com/emanage/ for more info. He has imaged a copy of the manuals so you can find a listing of the different applications...

Top Speed Coupe
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Is it restricted to MAF sensor or can I use a MAP sensor

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sil80drifter
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Me thinks this is what u guys are looking for: http://www.tuningtechnology.co....html

and this:http://www.perfectpower.com/

sil80

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C-Kwik
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Top Speed Coupe wrote:Is it restricted to MAF sensor or can I use a MAP sensor


If your car came with a MAF, then it would be limited to a MAF. But, a Pressure Sensor can be used to supplement the MAF when you max out the MAF.


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