Who has experience with eMance? Please Help

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240dx
Posts: 344
Joined: Thu Jan 29, 2009 10:35 am
Car: '97 Nissan 240SX LE

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I bought an eMance tuned ECU locally and it was tuned for KA-t. He didnt need his ECU anymore so I bought it off him. I just recieved the chips Jason sent me for reprogramming and i am confused at the internals of the ECU. On the exterior plate there is a sticker mentioning it was tuned by Emance but when i open the cover I see a daughterboard with calum salt written on it. Anyway. underneath the board I found two chips that are identical to the ones Jason sent me. I popped them out and replaced them with the new re-programmed chips ( which were tuned for 440cc injectors and an n60 MAF)I installed the injectors and the maf and I am 98% sure they are installed correctly. I plug the new ECU in and it will bearly idle. Ill take it up to approx 4000RPM and it will smoothen out. Tons of smoke out of the exhaust. Do you guys have any ideas. Im using a 1995 OBDII ECU in my 1997 240sxI am aware I need to relocate 3-4 wires but I just want to make sure before i do

I have emailed Jason, I am just curious to see if you guys have any ideas aswell.

Thanks


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DevilMB3017
Posts: 1639
Joined: Thu Sep 14, 2006 7:25 am

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240dx wrote: I bought an eMance tuned ECU locally and it was tuned for KA-t. He didnt need his ECU anymore so I bought it off him. I just recieved the chips Jason sent me for reprogramming and i am confused at the internals of the ECU. On the exterior plate there is a sticker mentioning it was tuned by Emance but when i open the cover I see a daughterboard with calum salt written on it. Anyway. underneath the board I found two chips that are identical to the ones Jason sent me. I popped them out and replaced them with the new re-programmed chips ( which were tuned for 440cc injectors and an n60 MAF)I installed the injectors and the maf and I am 98% sure they are installed correctly. I plug the new ECU in and it will bearly idle. Ill take it up to approx 4000RPM and it will smoothen out. Tons of smoke out of the exhaust. Do you guys have any ideas. Im using a 1995 OBDII ECU in my 1997 240sxI am aware I need to relocate 3-4 wires but I just want to make sure before i do

I have emailed Jason, I am just curious to see if you guys have any ideas aswell.

Thanks
What 3-4 wires do you need to relocate? Are they wires that would affect the car at all? Pretty much any wire is going to effect something to the ECU...

And I hate to be the bearer of bad news, but there have been a lot of bad things said about Jason/Emance. The good news in your situation is you probably can get the CalumSult tuned again by a local professional or use the real-time tuning to try to edit it yourself if you can.

240dx
Posts: 344
Joined: Thu Jan 29, 2009 10:35 am
Car: '97 Nissan 240SX LE

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The 3-4 Wires I need to relocate are

Evap' VentRear o2 sensor heaterFICDAC Signal

I feels like my car is running super super richIt can bearly idle and huge puffs of smoke emmiting out of the exhaust.Can an automatic ECU work in a Standard??

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DevilMB3017
Posts: 1639
Joined: Thu Sep 14, 2006 7:25 am

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240dx wrote:The 3-4 Wires I need to relocate are

Evap' VentRear o2 sensor heaterFICDAC Signal

I feels like my car is running super super richIt can bearly idle and huge puffs of smoke emmiting out of the exhaust.Can an automatic ECU work in a Standard??
Those wires shouldn't matter that much I think...

Do you have a wideband O2 sensor to verify the rich/lean status?

A lot of people have had problems with Emance tunes having a lot of problems...

240dx
Posts: 344
Joined: Thu Jan 29, 2009 10:35 am
Car: '97 Nissan 240SX LE

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no wideband but ill touch the tip of my exhaust after I run it for a minute and my finger is soaked in fuel and soot. Is there anyway I can diagnose through eliminating? How can i test ?

Thanks

kouki_hmongster
Posts: 249
Joined: Sat Jun 21, 2008 10:22 am
Car: Want 97 kouki

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GOOD luck, do you have any pictures of the chips on the board? i think the half moon on the chip have to be facing a certain way. again GL, my friend have emance and blew his motor, have another friend that have rich conditions w/ emance.

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DevilMB3017
Posts: 1639
Joined: Thu Sep 14, 2006 7:25 am

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Your car is definitely running too rich.

I'd try to either get another tune from eMance, or possibly pay a local tuner to do it, or get an Enthalpy/JWT


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